Construction industry acronyms (4,209 entries): Difference between revisions

Latest revision as of 17:11, 28 October 2023

Acronym: Meaning
A: Area
A: Area, Ampere; Acre; Alcove; Compressed Air Line
A2A: Air-To-Air
A2W: Air-To-Water
AA: Alkali-Activated (binders)
AA: annual average
AABC: Architects Accredited in Building Conservation
AADT: Annual Average Daily Traffic
AAR: annual average rainfall
AAV: Air Admittance Valve (sometimes referred to as a Durgo valve)
AAWT: annual average weekday traffic
AB: Acoustic Brace
AB: Airbrick
AB: Alarm Bell
AB: Anchor Bolt
AB: Anchor Bolt; Asbestos Board
AB: As Built
ABC: Above Ceiling
ABE: Association of Building Engineers
ABR: Alternative Bars Reversed
ABS: Acrylonitrile Butadiene Styrene
ABV: Above
AC: Air Conditioning
AC: Air Conditioning, Alternating Current, Acoustical
AC: Alternating Current.
AC: Annual Cost.
AC: Appeal Case
AC: Asbestos cement
AC: asphalt concrete
ACA 3: Form of Building Agreement
ACA: Association of Consultant Architects
ACAS: Advisory, Conciliation and Arbitration Service
ACASFA: Association of Consultant Architects Standard Form of Agreement CA: Conditions of Appointment
ACC: Access
ACD: Accredited Construction Detail
ACE: Association for Consultancy and Engineering
ACF: Architectural Concrete Finish
ACFL: Access Floor
ACI: American Concrete Institute
ACL: Across the Line
ACM: Asbestos Containing Materials
ACOUST: Acoustical
ACPL: Acoustical Plaster
ACR: Acrylic
ACS: Average Cold Spell
ACST: Acoustic
ACT: Acoustic Ceiling Tile
ACT: Acoustical Tile; Actual
ACT: Advanced Curtain Walling Technology
AD: Access Door, Area Drain
AD: Anaerobic Digestion
AD: Anno Domini
AD: Approved Document
AD: Area Drain
AD: Aspirated Detector
ADA: Americans with Disabilities Act of 1992
ADAAG: Americans with Disabilities Act Architectural Guidelines
ADCAC: Approval of Details (relating to CAC)
ADD: Addendum; Addition
ADDL: Additional
ADFULL: Approval of Details (relating to FULL)
ADH: Adhesive
ADJ: Adjust, Adjustable, Adjacent
ADLBC: Approval of Details (relating to LBC)
ADQ: Actual Digital Questions
ADR: Alternative Dispute Resolution
ADS: Area Data Sheets
ADV: Advert Application
AEA: Allowed Enforcement Appeal
AEC: Annual Equivalent Cost.
AEC: Architectural, Engineering and Construction
AECB: Association for Environment Conscious Building
AECO: Architecture, Engineering, Construction and Operation
AECOO: Architecture, Engineering, Construction, Owner and Operator
AEDET: Achieving Excellence in Design Evaluation Toolkit (healthcare buildings)
AEP: annual exceedance probability
AEV: Annual Equivalent Value.
AF: Above the Floor
AFF: Above Finished Floor
AFFL: Above Finished Floor Level
AGA: American Gas Association
AGG: Aggregate
AGGR: Aggregate
AHERA: Asbestos Hazard Emergency Response Act
AHU: Air Handling Unit
AHVLA: Animal Health and Veterinary Laboratories Agency
AI: Approved Inspector
AI: Architect's Instruction
AIA: American Institute of Architects, American Insurance Association
AIA: Asbestos International Association
AIB: Asbestos Insulation Board
AIC: Amperes Interrupting Circuit
AIEE: American Institute of Electrical Engineers
AIM: Architectural Information Model
AIM: Asset Information Model
AIOSH: Associate of the Institute of Occupational Safety and Health
AIR: Asset Information Requirements.
AISC: American Institute of Steel Construction
AL: Aluminum
ALARP: As Low As Reasonably Practicable
ALB: Arm's Length Body
ALC: Agricultural Land Classification
ALC: Alliance Contract
ALG: Association of London Government
ALGAO: Association of Local Government Archaeological Officers
ALGE: Association of Local Government Ecologists
ALM: Alarm
ALO: Architectural Liaison Officer
ALOS: Average Length of Stay
ALS: Acrylic Latex Sealant
ALT: Alternate, Alteration; Altitude
ALUM: Aluminium
ALUM: Aluminum
AM: Additive Manufacturing (3D printing)
AM: Asset Management
AMB: Ambient
AMF: Above Main Floor
AMF: Automatic Mains Failure (detection)
AMP: Agreed Maximum Price
AMP: Ampere, Ampacity
AMP: Asset Management Plan
AMP5: Asset management plan for the 5-year period 2010-2015
AMPY: Ampere
AMT: Amount
AMT: Automatic Monitoring and Targeting
AN: Anode
ANC: Association of Noise Consultants
ANCH: Anchor, Anchorage
ANN: Annunciator
ANOD: Anodised
ANOD: Anodized
ANSI: American National Standards Institute
ANT: Antenna
AOB: Any Other Business
AoC: Attestation of Conformity
AOCTs: Associated Overseas Countries and Territories
AOD: above Ordnance Datum
AoE: Audio over Ethernet
AOM: Asset Optioneering Model
AONB: area of outstanding natural beauty
AoS: appraisal of sustainability
AOV: Automatic Opening Vent
AP: Access Panel
AP: Accredited Professional (BREEAM)
AP130: 30-day antecedent precipitation index
APAD: Application for Prior Approval to Demolish
APC: Aminopolycarboxylate
APC: Assessment of Professional Competence
APE: Association of Planning Engineers
APF: Assigned Protection Factor
API: antecedent precipitation index
APPD: Approved
APPG: All Party Parliamentary Group
APPROX: Approximate
APRVD: Approved
APS: Association of Planning Supervisors
APT: Apartment
APUDG: All Party Urban Development Group
APW: available profile water
APX: Approx.
APX: Approximate
AQAP: air quality action plan
AQMA: air quality management area
AQMA: Air Quality Management Area
AQMP: Air Quality Management Plan
AQP: Academically Qualified Person
AR: Acid Resisting
ARB: Architects Registration Board
ARC: Alarm Receiving Centre
ARCA: Asbestos Removal Contractors Association
ARCH: Architect, Architectural
ARL: Asset Remaining Life
ARPT: Annual Residential Property Tax
ARS: Asbestos Roof Shingles
ARS: Average Risk Score
AS: Acoustic Sealant
AS: AcouStud
AS: Aspirated Detector
AS: Audio Speaker
ASB: Asbestos
ASBA: Association of Self-Build Architects
ASBU: Advanced Social Building Unit
ASC: Above Suspended Ceiling
ASC: Asset support contractor
ASCE: American Society of Civil Engineers
ASD: Allowable Strength Design
ASD: Aspirated Detector
ASFP: Association for Specialist Fire Protection
ASHP: Air Source Heat Pump
ASHRAE: American Society of Heating, Refrigerating and Air Conditioning Engineers
ASI: Architect and Surveying Institute
ASL: advanced stop line
ASLIC: Asbestos (Licensing) Regulations
ASME: American Society of Mechanical Engineers
ASPH: Asphalt
ASSEM: Assemble
ASSOC: Association; Associate
ASSY: Assembly
AST: Assured Shorthold Tenancy.
ASTM: American Society for Testing and Materials
AStSWF: area susceptible to surface water flooding
ASZ: archaeological sub-zone
AT: Acoustical Tile; Asphalt Tile
ATC: Acoustical Tile Ceiling
ATC: Assessment of Technical Competence
ATC: Automatic Temperature Control
ATC: automatic traffic count
ATD: Above Tunnel Datum
ATH: Aluminium Trihydrate
ATM: Automatic Teller Machine; Atmospheric
ATO: accumulated temperature above 0°C
ATS: Aerobic Treatment System
ATS: Automatic Transfer Switch
ATTEN: Attenuation
AURN: Automatic Urban and Rural Network
AUTH: Authorized
AUTO: Automatic
AV: Air Vent
AV: Audio Visual (equipment)
AVCL: Air and Vapour Control Layer
AVG: Average
AVH: AV Hub
AW: Acid Waste
AWC: available water capacity
AWG: American Wire Gauge
AWM: Automatic Washing Machine
AWS: American Welding Society
AWS: Automatic warning system
AWWA: American Water Works Association
AX: Axis
B & B: Balled and Burlapped, Bell and Bell
B & F: Bell and Flange
B & S: Bell and Spigot, Brown & Sharp
B TO B: Back to Back
B/: Bottom (of)
B: Boiler / Bathroom / Bidet
B: Boiler, Bathroom, Bidet
B2B: Business to Business
B2C: Business to Consumer
B2G: Business to Government
BA: Bulb Angle
BaBCWT: Birmingham and Black Country Wildlife Trust
BACNET: Building Automation and Control NETwork
BACS: Building Automation and Control System
BAF: Baffle
BAF: Biological Aerated Filters
BAFO: Best And Final Offer
BAILII: British and Irish Legal Information Institute
BAL: Balance, Ballast
BAP: biodiversity action plan
BAS: Building Automation System
BASIR: Built Asset Security Information Requirements
BASMP: Built Asset Security Management Plan
BASS: Built Asset Security Strategy
BATNEEC: Best Available Techniques Not Entailing Excessive Cost
BB: Buffalo Box, Ball Bearing,, Bulletin Board
BB: Building Bulletin
BBA: British Board of Agrément
BBD: Bulletin Board
BBL: Barrel
BBP: Better Buildings Partnership
BBSBD: British Bryological Society Bryophyte Database
BC: Base Coat (paint)
BC: Before Christ
BC: Broom Closet
BC: Building Control (by Statute Law & Regulation): See BCB
BCA: British Cement Association.
BCA: Building Control Authority
BCAM: Bridges Condition Asset Management
BCB: Building Control Body. (an Approved inspector or the Local Authority Building Control)
BCC: British Ceramic Confederation
BCECA: British Chemical Engineering Contractors Association
BCF: BIM Collaboration Format
BCIS: Building Cost Information Service
BCMC: British Cable Makers Confederation
BCMI: Bridge Condition Marking Index
BCO: British Council of Offices
BCO: Building Control Officer
BCR: benefit-cost ratio
BCW: Boosted Cold Water
BCWS: Boosted Cold Water Services
BD: Board, Blow Down (pipe)
BDL: Bundle
BDRM: Bedroom
BDY: Boundary
BECI: Built Environment Construction Industry
BEL: Below
BEM: Building Energy Management.
BEM: Building Energy Model.
BEMS: Building Energy Management Systems
BEP: BIM Execution Plan
BER: Building Emission Rate
BeST: Benefits of SUDS Tool
BET: Between
BETW: Between
BEV: Bevel
BF: Basement Floor
BF: Board Foot, Back Face, Bottom Face, Both Faces, Boiler Feed
BFI: Base Flow Index
BFIHOST: Base Flow Index derived using the HOST soil classification
BFM: Buiness Focussed Maintenance
BFRC: British Fenestration Rating Council
BG: Bag (e.g., of cement)
BG: British Gypsum
BGL: below ground level
BGS: British Geological Survey
BH: Beam Height
BH: Bore Hole.
BHD: Bulkhead
BHP: Brake Horsepower
BHSS: British Health and Safety Society
BHW: Boosted Hot Water
BHWS: Boosted Hot Water Services
BIAT: British Institute of Architectural Technologists
BIFM: British Institute of Facilities Management
BIG: Back Inlet Gully
BILD: Building Insurance Latent Defects
BIM: Building Information Modelling
BINDT: British Institute of Non-Destructive Testing
BIPV: Building Integrated Photovoltaic Ventilation
BIS: Department for Business Innovation and Skills
BIT: Bituminous
BIU: Beam In Use
BJF: Bituminous Joint Filler
BKR: Breaker
BL: Base Line, Building Line, Block
BLDG: Building
BLK: Block
BLK: Blockwork
BLKG: Blocking
BLO: Blower
BLR: Boiler
BLR: Building Law Reports
BLT: Borrowed Lite, Bullet Tips (Hinges)
BLT-IN: Built-In
BM: Beam, Bench Mark
BM: Bending Moment.
BMGV: Biological Monitoring Guidance Values (See COSHH)
BMP: Best Management Practice
BMS: Building Management Services/ System
BMT: Butyl Mastic Tape Sealant
BMTA: British Measurement and Testing Association
BMU: Building Maintenance Units
BMV: best and most versatile (agricultural land)
BMWP: Biological Monitoring Working Party
BN: Bullnose
BNDG: Bending (re-bars)
BNS: biological notification site
BNT: Bent
BO: Blow Off
BoCC: birds of conservation concern
BOD: Basis of Design.
BOD: Biochemical Oxygen Demand
BOD: Bottom of Duct
BOD: Burden of Disease
BOH: Back of House
BOM: Bill of Materials
BOOT: Build Own Operate Transfer
BOP: Balance of plant
BOP: Bottom of Pipe
BOQ: Bill of Quantities
BOS: Bottom of Steel / Slab
BOT: Bottom
BOT: Build Operate Transfer
BOTDA: Brillouin Optical Time Domain Analysis
BOTDR: Brillouin Optical Time Domain Reflectometer
BP: Base Plate, Blueprint, Bypass
BPA: British Pipeline Agency
BPE: Building Performance Evaluation
BPEO: Best practicable environmental option
BPF: British Property Federation
BPG: Best Practice Guidance.
BPL: Bearing Plate
BPM: Best practicable means
BPN: Building Preservation Notice
BPRA: Business Premises Renovation Allowance
BQ: Bills of Quantities (sometimes BoQ or Bills)
BR: Bedroom, Brick, Brass, Boiler Room Branch
BR: Building Report
BRAC: Building Regulations Advisory Committee
BRDG: Bridge, Bridging
BRE: Building Research Establishment
BREDEM: BRE Domestic Energy Model
BREEAM: Building Research Establishment Environmental Assessment Method
BRG: Bearing
BRIC: Brazil, Russia, India and China
BriM: Bridge Information Model
BRK: Brick
BRKR: Breaker
BRKT: Bracket
BRS: Butyl Rubber Sealant, Brass
BRT: Bus Rapid Transit
BRUKL: Building Regulation UK Part L report
BRW: Brick Retaining Wall
BRZ: Bronze
BRZG: Brazing
BS EN: British Standard European Norm
BS: Base Speaker
BS: Both Sides, Backset, Bluestone
BS: British Standard
BSF: Building Schools for the Future
BSI: British Standards Institute
BSIM: Building Services Information Model
BSL: Basic Safety Limit
BSMT: Basement
BSRIA: Building Services Research and Information Association
BSTSA: British Surface Treatment Suppliers Association
BT: Bathtub, Bolt
BT: British Telecommunications plc
BTM: Bathroom (drawing)
BTO: British Trust for Ornithology
BTR: Better
BTU: British Thermal Units
BTUH: British Thermal Units per Hour
BUG: Building User's Guide
BUR: Built-up Roof
BUS: Building Use Study
BUZ: Buzzer
BV: Best Value
BV: Butterfly Valve
BVL: Bevelled
BW: Block Wall / Brick Wall
BW: Both Ways
BWF: Barbed Wire Fence.
BWF: British Woodworking Federation
BWIC: Builder's Work in Connection (building services)
BWICS: Builder's Work In Connection with Services
BWL: Brickwork
BWV: Back Water Valve
BxP: BIM Execution Plan
BYND: Beyond
BYOH: Build Your Own Home
BYP: By Pass
C TO C: Center to Center
C to C: Centre to Centre
C&D: Construction and Demolition
C&I: commercial and industrial
c.: circa
C.I.: Cast Iron
C.O.: Cased Opening
C/C: Center to Center
C/C: Centre to Centre
c/o: Care Of
C: Cill Height
C: Courses, Curb, Channel, Degrees Celsius, Clock Outlet, Calcimine
C: of E Church of England
CA: Certifying authority
CA: Compressed Air
CA: Confidentiality Agreement
CA: Consultancy Agreement
CA: Contract Administrator
CAA: Clean Air Act
CAA: Conservation Area Audit
CAAV: The Central Association of Agricultural Valuers
CAB: Cabinet
CABE: Chartered Association of Building Engineers
CABE: Commission for Architecture and the Built Environment (See Design Council)
CAC: Conservation Area Consent
Caco: calcium carbonate
CAD: Cadmium, Computer-Aided Drafting
CAD: Computer Aided Design
CADD: Computer Aided Design and Draughting
CAE: Computer Aided Engineering
CAF: Cost Analysis Framework
CAFM: Computer Aided Facility Management
CAGR: Compound Annual Growth Rate
CAI: Cold Air Intake
CAI: Contract Administrator's Instructions
CAIS: Caisson
CAM: Computer Aided Manufacturing
CAN: Contract Award Notice
CAP: Capacity
CAPEX: Capital Expenditure
CAPS: Computer aided planning system
CAR: Carpet
CAR: Controlled Activity Regulations
CARP: Carpenter
CARRS: Civil Asset Register and electronic Reporting System.
CARS: Conservation Area Regeneration Scheme
CAS: Common Assessment Standard
CaSL: Cancelations and Significant Lateness Measure
Caso: calcium sulphate
Cast Brass, Coal Bin
CAT: Cable Avoidance Tool
CAT: Catalog
Cat: Category (i.e. Cat 6 Cable)
CATS: Credit Award Transfer System
CAV: Cavity
CAV: Constant Air Volume.
CAWR: Control of Asbestos at Work Regulations
CAWS: Common Arrangement of Work Sections
CAZ: Central Activities Zone
CB: Catch Basin, Concrete Block,
CBA: Cost-benefit analysis
CBCA: Chilled Beams and Ceilings Association
CBDM: Climate Based Daylight modelling
CBF: Close Boarded Fence
CBGM: cement bound granular mixture
CBI: Confederation of British Industry
CBL: Concrete Block
CBO: Community Based Organisation
CBP: Construction best practice
CBPP: concrete block permeable paving
CBR: California bearing ratio
CBW: Concrete Block Wall
CBX: Cast Box Strike
CC: Centre to Centre
CC: Clear Coat (paint)
CC: climate change
CC: Compliance Criteria
CC: Construction Confederation
CC: Contractor Client
CC: Cubic Centimeter
CCC: Committee on Climate Change
CCC: Confederation of Construction Clients
CCC: Current Construction Costs
CCE: Computer controlled equipment
CCF: Construction Clients Forum
CCHP: Combined Cooling, Heating & Power
CCI: Community Conservation Index
CCNSG: Client Contractor National Safety Group
CCOU: Construction Central Operations Unit
CCP: Contractor's Change Proposals
CCRA: climate change risk assessment
CCS: Carbon Capture and Storage
CCS: Considerate Constructors Scheme
CCT: Circuit
CCT: Compulsory Competitive Tendering
CCT: Construction Collaboration Technology
CCT: Correlated Colour Temperature
CCTV: Closed Circuit Television
CCTV: Closed Circuit TV
CCU: Cooker Control Unit
CCUS: Carbon Capture Use and Storage
CCW: Counter Clockwise
CD/C&D: Construction and Demolition
CD: Carbon Monoxide Detector
CD: Cold Drawn, Cadmium
CD: Completion Date
CD: Construction Document
CD: Consultation Document
CD: Contract Date
CDA: Client Design Advisor
CDA: Confidentiality Disclosure Agreement
CDA: critical drainage area
CDC: Cherwell District Council
CDD: Cooling Degree Days
CDE: Common Data Environment
CDEW: construction demolition and excavation waste
CDF: Common Data Format
CDM: Clean Development Mechanism
CDM: Construction (Design and Management) Regulations
CDMA: Collision Detection Multiple Access
CDMC: Construction Design Management Coordinator
CDP: Contractor's Design Portion
CDPA: Copyright, Design and Patents Act 1988
CDR: Carbon Dioxide Removal
CDS: Cold Drawn Steel
CE: Communauté Européenne, sometimes taken to stand for Conformité Européenne
CE: Conditions of Engagement
CE: Constructing Excellence
CEA: cost-effectiveness analysis
CECA: Civil Engineering Contractors Association
CED: Community Economic Development
CEEC: Central and Eastern European countries
CEEQUAL: The Civil Engineering Environmental Quality Assessment & Award Scheme
CEFA: Civil Examination Framework Agreement
CEL: Cellar
CEM AB: Cement Asbestos Board
Cem P: Cement Water Paint
CEM: Cement
CEMP: Construction Environmental Management Plan
CEN: Comité Européen de Normalisation
CEng: Chartered Engineer
CER: Ceramic
CERT: Carbon Emissions Reduction Target
CESMM: Civil Engineering Standard Method of Measurement
CESMM3: Civil Engineering Standard Method of Measurement, Third Edition
CESMM4: Civil Engineering Standard Method of Measurement, Fourth Edition
CESP: Community Energy Saving Programme.
CESWI: Civil Engineering Specification for the Water Industry
CET: controlled emission toilet
CET: Controlled Emission Toilet
CF: Cubic Feet
CFA: community forum area
CFA: Continuous Fight Augured
CFC: Chlorofluorocarbon
CFL: Compact Fluorescent Lamp
CFL: Counter flashing
CFL: Counterflashing
CFM: Cubic Feet per Minute
CFMP: catchment flood management plan
CFMP: Catchment Flood Management Plan
CFRP: Carbon fibre reinforced plastic
CFS: Cubic Feet per Second
CfSH: Code for Sustainable Homes
CFT: Cubic Foot
CFW: Continuous Fillet Weld
CG: Corner Guard
CGA: coarse-graded aggregate
CGI: Computer Generated Imagery
CGI: Corrugated Galvanized Iron
CGN: China General Nuclear Corporation
CGT: Capital Gains Tax
CH: Ceiling Height
CH: Coat Hook
CH: Cooker Hood
CHAM: Chamfer
CHAN: Channel
CHANs: Chemical Hazard Alert Notices
CHAS: Contractors Health and Safety Assessment Scheme
CHB: Chalk Board
CHBD: Chalkboard
ChDC: Chiltern District Council
CHNL: Channel
CHP: Combined Heat and Power
CHPQA: Combined Heat & Power Quality Assessment
CHR: Chilled Water Return
CHS: Chilled Water Supply
CHS: Circular Hollow Section
CHSW: Construction (Health, Safety and Welfare) Regulations 1996
CHW: Chilled Water
CI/SfB: Construction Index / Samarbetskommitten for Byggnadsfragor
CI: Cast Iron
CI: Cumulative Illuminance
CIAT: Chartered Institute of Architectural Technologists
CIBSE: Chartered Institution of Building Services Engineers
CIC: Community Interest Company
CIC: Construction Industry Council
CICAIR: Construction Industry Council Approved Inspectors Register
CICES: Chartered Institute of Civil Engineering Surveyors
CIE: Commission Internationale de l'Éclairage
CIEEM: Chartered Institute of Ecology and Environmental Management
CIF: Corrugated Iron Fence
CIGA: Cavity Insulation Guarantee Agency
CIH: Construction Innovation Hub
CIL: Community Infrastructure Levy
CILL: Construction Industry Law Letter
CIMAR: Construction Industry Model Arbitration Rules
CIN BL: Cinder Block
CIO: Charitable Incorporated Organisation
CIOB: Chartered Institute of Building
CIP: Cast In Place
CIP: Cast Iron Pipe, Cast-in-Place
CIR: Circle, Circular, Circuit
CIRC: Circumference
CIRIA: Construction Industry Research and Information Association
CIS: Construction Industry Scheme
CISAC: Construction Industrial Strategy Advisory Council
CISP: Cast Iron Soil/sewer Pipe
CITB: The Construction Industry Training Board
CITG: Clear Insulating Tempered Glass
CJ: Construction Joint
CJ: Control Joint
CJF: Cork Joint Filler
CK: Caulking
CKT: Circuit
CKTG: Construction Knowledge Task Group
CL: Ceiling Level
CL: Centerline, Clearance, Closing, Closure, Class, Closet
CL: Centre Line
CL: Cover Level
CL:AIRE: Contaminated Land: Applications in Real Environments
CLA: Country Land and Business Association
CLASP: Consortium of Local Authorities Special Programme
CLAW: Control of Lead at Work Regulations
CLC: Construction Leadership Council.
CLEA: Contaminated Land Exposure Assessment
CLEUD: Certificate of Lawfulness of Existing Use or Development
CLF: Chain Link Fence
CLG: Ceiling
CLG: Department for Communities and Local Government (now the Ministry of Housing, Communities and Local Government (MHCLG)
CLGHP: Closed Loop Geothermal Heat Pump
CLH: Clothes Line Hook
CLI: Employers' Liability Compulsory Insurance Act 1969
CLKG: Caulking
CLL: Contract Limit Line
CLO: Closet
CLOCS: Construction Logistics and Community Safety
CLoHAM: Central London Highway Assignment Model
CLOPUD: Certificate of Lawfulness of Proposed Use or Development
CLP: Clamp
CLP: Classification Packaging and Labelling
CLP: Community Led Planning
CLP: Cost led procurement
CLR OPG: Clear Opening
CLR: Clear
CLR: Clearance
CLR: Contaminated Land Report
CLS: Canadian Lumber Standard
CLS: Closure
CLT: Cross Laminated Timber
CLTE: Coefficient of Linear Thermal Expansion
CM/A: Construction Management Appointment
CM/TC: Construction Management Trade Contract
CM: Case manager
CM: Circular Mil (1/1000 inch), Center Matched
CM: Coating Metallic
CM: Construction Manager
CM: Corrugated Metal
CM: Cracked Masonry
CME: Chloromethyl ether
CML: Council of Mortgage Lenders
CMP: Construction Management Plan
CMP: Corrugated Metal Pipe
CMS: Common Minimum Standards
CMS: Construction Method Statement
CMT: Ceramic Mosaic Tile
CMT: Construction Management Technology
CMU: Cement Masonry Unit
CMU: Concrete Masonry Unit
CMUP: Concrete Masonry Unit Painted
CN: Contest Notice
CN: Contract Notice
CNC: Computer Numerical Control
CND: Condition, Conduit
CNDS: Condensate
CNS: Chrome-Nickel Steel
CNTR: Center, Counter
CNVR: Conveyor
CO & DP: Cleanout & Deck Plate
CO: Carbon monoxide
CO: Care Of
CO: Change Order
CO: Company, Cleanout, Cased Opening, Cut Out
CO2: carbon dioxide
COAX: Coaxial
COB: Clear over Base (paint)
COB: Close of Business
COBie: Construction Operations Building Information Exchange
COC: Certificate of Completion
COC: Certificate of Compliance
COC: Certificate of Conformance/Conformity
CoC: Chain of Custody
COC: Code of Conduct
CoCC: Committee on Climate Change
CoCP: Code of construction practice
COD: chemical oxygen demand
COD: Cleanout Door
CoE: Communities of Experience
COEF: Coefficient
COI: Certificate of Immunity (listed buildings)
COIN: Corporate Operational Information
COINS: Constructive Objects and the INtegration of processes and Systems
COL: Certificate of Lawfulness (listed buildings)
COL: Column
COM: Common
COM: Customer's Own Material
COMAH: Control of major accident hazards
COMB: Combination, Combustion
COML: Commercial
COMM ED: Commonwealth Edison
COMP: Change Order Management Procedure
COMP: Composition, Compressed
COMPO: Composition
COMPR: Compressible
COMPT: Compartment
CON: Construction
CONC: Concrete
CONCP: Concrete Painted
COND: Condenser, Conduit
Cone Tip (hinges)
CONIAC: Construction Industry Advisory Committee (part of HSE)
ConLR: Construction Law Reports
CONN: Connection
CONST: Construction
CONSTR: Construction
CONT: Continuous
CONT: Continuous, Continue, Control
CONTR: Contractor
CONV: Convector, Convenience
Co-Op: Co-Operative
COP: Car Operation Panel
COP: Close of Play
CoP: Coefficient of Performance
CoP: Communities of Practice
COP: Copper
COPA: Control of Pollution Act
COR: Change Order Request
COR: Corner, Corridor
CORGI: Council for Registered Gas Installers
CORR: Corridor, Corrugate
COSHH: Control of Substances Hazardous to Health
COT: Commercial Off The Shelf
COT: Computer Operator Terminal
COT: Conditions of Tender
COT: Customer-Owned Tooling
COV: Cover
CoW: Clerk of Works
CP: Cathodic Protection, Clothes Pole, Cesspool
CP: Code of Practice
CP: Construction Permit
CP: Contractors Proposals
CP: Critical Path
CPA: Construction Products Associaton
CPA: Critical Path Analysis
CPC: Chemical protective clothing
CPD: Construction Products Directive
CPD: Continued Professional Development
CPD: Cupboard
CPDA: Crime Prevention Design Advisor
CPE: Chlorinated Polyethylene
CPE: Chlorinated Polyethylene (water tanks)
CPET: Central Point of Expertise on Timber
CPF: Concrete Panel Fence
CPI: Construction Product Information
CPI: Co-ordinated Project Information
CPIC: Construction Project Information Committee
CPIx: Construction Project Information Exchange
CPL: Cement Plaster
CPL: Classification, Packaging and Labelling of Dangerous Substances Regulations 1984
CPL: Continuous Pressure Laminate
CPM: Construction Project Manager
CPM: Critical Path Method
CPN: Critical Path Network
CPO: Compulsory Purchase Order
CPP: Cement Plaster Painted
CPP: Construction Phase Plan
CPR: Civil Procedure Rules
CPR: Construction Products Regulation
CPR: Copper
CPRE: Campaign to Protect Rural England
CPS: Competent Persons Scheme (Building Control)
CPS: Concrete Paving Slabs
CPT: Carpet
CPTED: Crime Prevention Through Environmental Design
CPU: Central Processing Unit
CPVC: Chlorinated Polyvinyl Chloride
CPZ: Controlled Parking Zone
CQA: Construction Quality Assurance.
CR: Chromium (plated), Curtain Rod
CR: Clash Rendition
CRAC: Computer Room Air Conditioning
CRB: Community Right to Build
CRBO: Community Right to Build Order
CRDS: Certified Remedial Damp Surveyor
CRE: Corporate Real Estate
CRF: Change Request Form
CRI: Colour Rendering Index
CRISP: Construction Research and Innovation Strategy Panel (now the National Platform for the Built Environment)
CRM: Customer Relationship Management
CRMP: Corporate Relationship Management Plan
CRO: Construction Related Occupation
CRoW: Countryside and Rights of Way (Act, 2000)
CRPT: Carpet
CRS: Cold Rolled Steel
CRS: Course, Cold Rolled Steel
CRT: Canal & River Trust
CRT: Cathode Ray Tube
CRtB: Community Right to Build
CRW: Concrete Retaining Wall
CS: Cast Steel
CS: Cloud Survey (drawing)
CS: Construction Safety
CS: Core Strategy
CS: Countersink, Cast Steel, Cast Stone, Commercial Standard
CS: Cross Section
cSAC: candidate Special Area of Conservation
CSCS: Construction Skills Certificate Scheme
CSCW: Computer-supported Cooperative Work
CSF: Critical Success Factors
CSG: Casing
CSH: Code for Sustainable Homes
CSIC: Cambridge Smart Infrastructure and Construction
CSK: Countersink
CSM: conceptual site model
CSMT: Casement
CSN: Caisson
CSO: Combined Sewer Overflow
CSP: Canadian Softwood Plywood
CSP: Concentrated Solar Power
CSR: Comprehensive Spending Review
CSR: Corporate Social Responsibility
CSRT: Certified Surveyor in Remedial Treatment
CSS: Countersunk Screw
CSSW: Certified Surveyor in Structural Waterproofing
CSTG: Casting
CSW: Ceramic Sanitary Ware
CSWIP: Certification Scheme Weldment Inspection Personnel
CT: Ceramic Tile
CT: Ceramic Tile, Cork Tile,
CT: Consultant Team
CTC: Centre to Centre
CTD: Coated
CTDS: Connection Tunnel Drive Site
CTE: Connect to Existing
CTF: Construction Task Force
CTMP: Construction Traffic Management Plan
CTPV: Coal Tar Pitch Volatiles
CTR: Center, Counter
CTR: Centre
CTSA: Counter Terrorism Security Adviser
CTSC: Communications Systems Terminal Cabinet
CTSK: Countersunk
CTWT: Counterweight
CU. FT.: Cubic Feet
CU. YD.: Cubic Yard
CU: Column Under
CU: Condenser / Condensing Unit
CU: Consumer Unit
CU: Copper, Cubic, Coefficient of Utilization
CUB: Central Utility Block
CUR: Current
CV: Check Valve
CV: Commissioning Valve
CV: contingent valuation
CVA: Clear Ventilation Area
CVA: Company Voluntary Arrangement
CVAS: Controlled Ventilation Area System
CVCHA: Castle Vale Community Housing Association
CVI / CoI: Confirmation of Verbal Instruction
CVI: Confirmation of Verbal Instruction
CVL: Creditors Voluntary Liquidation
CVR: Cost Value Reconciliation
CVTRA: Castle Vale Tenants & Residents Alliance
CW: Clockwise, Cold Water
CW: Cold Water
CWE: Collaborative Working Environment
CWI: catchment wetness index
CWP: Circulating Water Pump
CWR: Cold Water Riser
CWR: Condensate Waste Return
CWS: Cold Water Services
CWS: Condensate Waste Supply
CY: Cubic Yard, Cycle
CYL L: Cylinder Lock
CYL: Cylinder
D & M: Dressed & Matched
D&O: Directors and Officers (insurance)
D: Deep, Depth, Drop, Drain
D: Diameter
DA: Daylight Autonomy
DA: Double Acting
DA: drainage assessment
DAB: Dispute Adjudication Board
DAC: Design Allocation Checklist
DACCS: Direct Air Carbon Capture and Storage
DALI: Digital Addressable Lighting Interface
DAMP: Drainage Asset Management Plan
DAR: Dressed All Round (timber finish)
DAS: deliverable approach statement
DAS: Design and access statement
dB(A): Decibels on the A weighted scale
dB: Decibel
DB: Decibel
DB: Design and Build
DB: Door Bell
DB: Dry bulb
DBA: Design Basis Accident
DBFO: Design Build Finance Operate
DBL: Double
DBM: dense bitumen macadam
DBO: Design Build Operate
DBP: Design Best Practice
DBR: Design Brief Report
DBT: Dry Bulb Temperature
DBT: Drybulb Temperature
DC: Deep Flange [British Gypsum]
DC: Direct Chill
DC: Direct Current
DC: Drain Cock
DCA: demographic character area
DCD: Duty of Care Deed
DCF: Discounted Cash Flow
DCLG: Department for Communities and Local Government (Now the Ministry of Housing, Communities and Local Government (MHCLG))
DCMS: Department for Culture Media and Sport
DCO: Development Consent Order
DCOA: Deregulation and Contracting Out Act 1994
DCP: Defects Correction Period
DCV: Demand Controlled Ventilation
DCV: Detector Check Valve
DCV: Double Check Valve
DD: Draft for Development
DD: Driveway Drain, Deck Drain
DDA: Disability Discrimination Act ( now repealed and replaced by the Equality Act)
DDC: Direct Digital Control
DDE: depth-duration-frequency
DDI: Direct Dialling In
DDMS: Design Deliverables Monitoring Schedule
DDS: Due Diligence System
DE: District Energy
DEC: Display Energy Certificate
DECC: Department of Energy and Climate Change
DEEP: Design Excellence Evaluation Process (for defence projects).
DEFRA: Department for Environment, Food and Rural Affairs
DEG: Degree
DEGC: Degree Celcius
DEGF: Degree Farenheit
DEHO: District Environmental Health Officer
DEHS: Director of Environmental Health Services
DEL: Departmental Expenditure Limit
DEM: Demolish
DEM: Domestic Energy Model
DEMO: Demolition
DEP: Dpressed
DEPT: Department
DER: Design (carbon dioxide) Emission Rate
DER: Dwelling Emission Rate (see emission rates)
DET: Detail
DET: Detail (drawing)
DF: Daylight Factor
DF: Drinking Fountain
DfD: Design for Deconstruction
DFE: Decorative Fuel Effect fire
DFEE: Design Fabric Energy Efficiency
DFG: Disabled Facilities Grants
DFM: Dust, Fume and Mist
DfMA: Design for Manufacture and Assembly
DFP: Douglas Fir Plywood
DfT: Department for Transport
DH: Double Hung
DH: Duty Holder
DHS: Design for Health & Safety
DHSC: Department of Health and Social Care
DHW: Domestic Hot Water
DHWS: Domestic Hot Water Services
DIA: Diameter
DIAG: Diagonal
DIAM: Diameter
DIFF: Diffuser
DIM: Dimension
DIM: Document Issue Matrix
DIO: Defence Infrastructure Organisation
DIP: Document Image Processing
DIR: Design Input Requirements
DIS: Draft International Standard
DISL: Disposal
DISP: Dispenser
DIV: Division
DJ: Denotes Joist
DL: Dead Load
DL: Drawing List
DM: Demolition (plan)
DM: Design Manager
DMAIC: Define Measure Analyse Improve Control
DMC: Domestic Material Consumption
DMH: Drop Manhole
DMP: Design Management Plan
DMP: Drainage Management Plan
DMPO: Development Management Procedure Order (2010)
DMRB: Design Manual for Roads and Bridges
DMS: Document Management System
DMT: Demountable
DN: Down
DN: DOWN
DNO: Distribution Network Operator.
DNO: District Network Operator
DO: Dissolved Oxygen.
DO: Ditto, or Door Opening
DO: Door Opening
DOCO: Designing Out Crime Officer
DoP: Declaration of Performance
DoS: degree of saturation
DOV: Drain Off Valve
DP: Damp Proofing
DP: Dampproofing, Dew Point, Distribution Panel
DP: Depth
DP: Dimmer Panel
DP: Disabled person
DP: Distribution Panel
DP: Down Pipe
DPC: Damp Proof Course
DPD: Development Plan Document
DPDT: Double Pole Double Throw
DPDT: Double Pole Double Throw Switch
DPLBAR: Index describing catchment size and drainage path configuration (km)
DPM: Damp Proof Membrane
DPP: Design & Procurement Programme
DPR: Damper
DPS: Dynamic Purchasing Systems
DPSBAR: Index of catchment steepness (m/km)
DPST: Double Pole Single Throw
DPST: Double Pole Single Throw Switch
DPT: Dew Point Temperature
DQI: Design Quality Indicator
DQR: Qualitative Design Review
DQRA: Detailed Quantitative Risk Assessment
DR: Demand- Response
DR: Door
DR: Door, Drain, Dining Room
DR: Dryer
DRAM: Director of Route Asset Management
DRB: Dispute Resolution Board
DRBD: Drainboard
DRG: Drawing
DRM: Design Responsibility Matrix
DRM: Design Risk Management
DRN: detailed river network
DRR: Dispute Resolution Review
DRS: Document Release Schedule
DS: Design Services
DS: District Surveyor
DS: Downspout
DS: Downspout, Disconnect Switch, Door Switch
DSA: delivery and site allocation
DSAC: Design Safety Analysis and Control
DSC: Design Safety Case
DSE: Display Screen Equipment (Form)
DSER: Doorset Energy Rating
DSL: Digital Subscriber Line.
DSM: Approved Dynamic Simulation Models (see National Calculation Method)
DSP: Dry Standpipe
DSSO: Double Switched Socket Outlet
DST: Decision Support Tool
DT: Drain Tile
DTA: Differential Thermal Analysis
DTL: Detail
DTM: Design Team Meeting
DTM: digital terrain model
DTM: Dynamic Thermal Modeling
DTS: Deemed to Satisfy
DTS: Dynamic Thermal Simulation
DU: Discharge Unit
DVR: Digital Video Recorder
DVTL: Dovetail
DW: Dishwasher
DW: dry weight
DW: Ductwork
DW: Dumbwaiter, Distilled Water
DWF: Design Web Format
DWG: Drawing
DWG: Drawing (AutoCAD file format)
DWGS: Drawings
DWL: Dowel
DWP: Drywall, Painted
DWR: Drawer
DWS: drinking water standard
DX: Direct Exchange
DX: Direct Expansion
DX: Direct Expansion, Duplex
E TO E: End to End
E&P: Electrical and Power
E: East, Enamel, Exhaust
EA: Each
EA: Employer's Agent
EA: Environment Agency
EA: The Equality Act 2010
EAC: Electronic Access Control
EAE: Evidence Analysis and Evaluation
EAHE / EAHX: Earth-Air Heat Exchanger
EAI: Employer's Agents Instruction
EANCB: Equivalent Annual Net Cost to Business
EAP: Euston Area Plan
EAS: Enterprise Allowance Scheme
EASE: Estimation and Assessment of Substance Exposure
EAT: Employment Appeals Tribunal
EAZ: Education Action Zone
EB: Expansion Bolt
EB: External Beam
EbD: enquiry by design
EBT: Employee Benefit Trust
EBW: Electron Beam Welding
EC: Embodied Carbon
EC: Eurocode
EC: European Commission
EC: Exposed Construction
ECA: Enhanced Capital Allowance
ECB: Electricity Control Box
ECC: Eccentric
ECC: Engineering and Construction Contract
ECCS: Emergency Core Cooling System
ECD: Enhanced Construction Detail
ECI: Early Contractor Involvement
ECI: Enquiry Confirmation Instruction
EcIA: Ecological Impact Assessment
ECL: Exposure Control Limit
ECML: East Coast Main Line
ECO: Energy Company Obligation
ECO3: The third version of the Energy Company Obligation
ECOIN: European Core Inventory
ECP: Exposed Construction Painted
ECS: Empty Coaching Stock
ECSC: Engineering and Construction Short Contract
ECTS: European Credit Transfer System
EDC: Extra Deep Flange [British Gypsum]
EDCL: Extra Deep CurveLiner [British Gypsum]
EDI: Electronic Data Interchange
EDMOs: Empty dwelling management orders
EDMS: Electronic Document Management System
EDR: Energy Demand Reduction
EDR: Equivalent Direct Radiation
EDTA: Ethylene Diaminetetraacetic Acid
EE: Each End
EE: Energy Efficiency
EEA: European Economic Area, the member states of the EU and the European Free Trade Association countries; Iceland, Liechtenstein and Norway.
EECS: Electrical Equipment Certification Service
EEIG: European Economic Interest Groupings
EEL: Emergency Exposure Limit
EER: Emergency Evacuation and Rescue
EER: Energy Efficiency Rating / Energy Efficiency Ratio
EER: Energy Efficiency Ratio
EER: Evacuation, Escape and Rescue
EERA: Evacuation, Escape and Rescue Assessment
EEU: Expected Energy Unserved.
EF: Each Face
EFT: Earliest Finish Time
EFTS: Expanding Foam Tape Sealant
EfW: energy from waste
EG: Edge Grain
EGL: External Ground Level
EGP: Enhanced Ground Plane
EGT: Equivalent Gross Tonnage
EHO: Environmental Health officer
EHP: environmental health practitioner
EHSR: Essential Health and Safety Requirement
EIA: Electronic Industries Association
EIA: Environmental Impact Assessment
EIFS: Exterior Insulation and Finish System
EIFS: Exterior Insulation Finishing System
EINECS: European Inventory of Existing Commercial Chemical Substances
EIR: Employer's Information Requirements (BIM)
EIS: Environmental Impact Statement
EJ: Expansion Joint
EJECT: Ejector
EL: Electrical (plan)
EL: Elevation
EL: Elevation, Elevator
EL: Employer's liability insurance
EL: Existing Level
ELB: Elbow
ELCB: Earth Leakage circuit Breaker
ELCI: Employers' Liability Compulsory Insurance
ELEC: Electrical
ELECT: Electrical
ELEV: Elevation
ELEV: Elevator, Elevation
ELF: Extra Low Frequency
ELINCS: European List of Notified Chemical Substances
ELO: Enforcement Liaison officer
ELP: Emergency Lighting Panel
ELS: Entry Level Stewardship
ELS: Ethical Labour Sourcing
ELT: Emergency Liaison Team
ELV: Extra-Low Voltage
EM: Electricity Meter
EM: Emergency
EM: Explanatory Memorandum
EMA: Employment Medical Adviser
EMAS: Eco-Management and Audit Scheme
EMC: electromagnetic compatibility
EMC: Electromagnetic Compatibility (directive)
EMC: event mean concentration
EMER: Emergency
EMF: electromagnetic field
EMI: electromagnetic interference
EML: Expanded Metal Lath
EMP: Environmental Management Plan
EMR: Elastomeric in Metal Runners
EMR: Electromagnetic Radiation
EMR: environmental minimum requirement
EMR: Extended Metropolitan Regions
EMRO: Early Morning Alcohol Restriction Orders
EMS: Environmental Management System
EMU: Electrical Multiple Unit
EN: European Standard (N for Norm)
ENAM: Enamel
ENCL: Enclosure
ENG: Engineer
ENGR: Engineer
ENJF: Expanded Neoprene Joint Filler
EnMS: Energy Management System
ENT: Entrance
ENTR: Entrance
EO: Ethylene Oxide
EO: Executive officer
EOI: Expression of Interest
EOT: Extension of Time
EP: Earthing Pit
EP: Electrical Panelboard, Explosion Proof
EPA: Environmental Protection Act
EPBD: Energy Performance of Buildings Directive
EPC: Energy Performance Certificate
EPC: Energy Performance Contracting
EPC: Engineer Procure Construct
EPC: Engineering, Procurement & Construction
EPCM: Engineering, Procurement and Construction Management
EPD: Environmental Product Declaration
EPDM: Ethylene Propylene Diene Monomer
EPIC: Electronic Product Information Co-operation
EPJF: Expanded Polyethelene Joint Filler
EPO: Environmental Protection Officer
EPO: European Patent Organisation
EPOCH: European Programme On Climatology and Natural Hazards
EPP: Environmentally Preferred Product
EPP: Expanded Polypropylene
EPS: Environmental Performance Statement
EPS: Environmental Planning Statement
EPS: European Protected Species
EPS: Expanded Polystyrene
EPS: External Power Supply
EPSRC: Engineering and Physical Sciences Research Council
EPUK: Environmental Protection UK
EQ: Equal
EqIA: equality impact assessment
EQP: Equipment
EQPT: Equipment
EQS: environmental quality standard
EQSD: Environmental Quality Standards Directive (2008/105/EC)
EQUIP: Equipment
ER: Employer's Requirements
ER: Exposed Run
ERC: External Reflected Component
ERG: Efficiency and Reform Group
ERIC: Eliminate Reduce Inform Control
ERICC: European Portfolios Initiatives Co-ordination Committee
ERP: Emergency Receptacle Panel
ERV: Energy Recovery Ventilators
ERV: Expansion Relief Valve
ES: Environmental Statement
ESC: Escalator
ESCO: Energy Saving Company
ESD: Emergency Shutdown Device
ESEER: European Seasonal Energy Efficiency Ratio
ESF: Environmental Street Furniture
ESFR: Early Suppression Fast Response
ESG: Environment Social Governance
ESH: Electric Surface Heating
ESOS: Energy Savings Opportunity Scheme
ESP: Electrostatic Precipitator
EST: Estimate
ET: Expansion Tank
ETA: European Technical Approval
ETA: European Technical Assessment
ETAG: Guideline for European Technical Approval
ETAHE: Earth To Air Heat Exchanger
ETFE: Ethylenetetrafluoroethylene
ETICS: External Thermal Insulation Composite Systems
ETPL: Energy Technology Product List
ETS: emissions trading scheme
ETS: Energy Transfer Station (see District Heating)
ETS: Environmental Tobacco Smoke
EU: ETS: European Union Emissions Trading Scheme
EU: European Union
EUI: Energy Use Intensity
EUQ: Element Unit Quantities
EUR: Element Unit Rates
EUROTL: European Road Object Type Library
EUTR: EU Timber Regulation
EUTR: European Union Timber Regulation
EVA: Ethylene Vinyl Acetate
EVAP: Evaporator
EVC: Emergency Voice Communication
EW & C: Electric Wiring and Communication
EW: Each Way
EWB: Electric Water Boiler
EWC: Electric Water Cooler
EWH: Electric Water Heater
EWI: External Wall Insulation
EWL: Euston to Watford Line
EWP: Engineered Wood Product
EX: Existing (plan)
EX: Exposed Construction, Exit
EXC: Excavate
EXCAV: Excavate
EXCO: Executive Committee
EXEC: Executive
EXG: Existing
EXH AIR: Exhaust Air
EXH: Exhaust
EXIST: Existing
EXP: Expansion, Exposed
EXPN: Expansion
EXPP: Existing Patched and Painted
EXS: Extra Strong
EXT: Exterior
EXT: Exterior, Extinguish
EXTR: Extrude
EZ: Enterprise Zone
F TO F: Face to Face
F&RA: Fire and Rescue Authority
F: Degrees Fahrenheit, Fuse
FA: Fire Alarm, Fresh Air
FA: Floor Above
FA: Forms of Appointment
FAAP: Fitzrovia Area Action Plan
FAB: Fabricate
FABR: Fabricate
FACP: Fire Alarm Control Panel
FAD: Fresh Air Duct
FAG: Fire Alarm Gong
FAME: Fatty Acid Methyl Esters
FAO: Finish All Over
FAO: For attention of
FAP: Fire Alarm Panel
FAR: Floor Area Ratio
FARL: Flood attenuation due to reservoirs and lakes
FAST: Fastener, Fasten
FAST: Function Analysis System Technique (value management)
FB: Flat Bar, Face Brick, Floor Box
FB: Footing Beam
FB: From Below
FBD: Fiberboard
FBM: Foot Board Measure
FBP: Fabric Panel
FBRK: Fire Brick
FBTA: From Below To Above
FC(SP)R: Fire Certificate (Special Premises) Regulations 1976
FC: False Ceiling
FC: File Cabinet, Foot Candle, Fault Current
FC: Fixing Channel
FC: Flexible Connection
FC: Foot Candle.
FC: TUFLOW Flow constriction layer
FCA: Flood Consequence Assessment
FCCP: Fire Curtain Control Panel
FCD: field capacity days
FCEC: Federation of Civil Engineering Contractors (dissolved in November 1996 and superseded by the Civil Engineering Contractors Association (CECA))
FCERM: flood and coastal erosion risk management
FCL: Finished Ceiling Level
FCRM: Flood & Coastal Risk Management
FCU: Fan Coil Unit
FD: Fire Door
FD: Floor drain
FD: Floor Drain
FDAS: Fire Detection and Alarm Systems
FDC: Fire Department Connection
FDFAS: Fire Detection and Fire Alarm System
FDIS: Final Draft International Standard
FDN: Foundation
FDTN: Foundation
FE: Fire Extinguisher
FEC: Fire Extinguisher Cabinet
FEED: Front End Engineering and Design (contract)
FEH: Flood Estimation Handbook
FEM: Finite Element Method (simulation techniques)
FER: Fundamental Expenditure Review
FES: Fabric Energy Storage
FETA: Federation of Environmental Trade Associations
FF&E / FFE: Furniture Fittings & Equipment
FF&E: Fixtures, Furnishings & Equipment
FF: Far Face
FF: Far Face, Finished Floor, Factory Finish
FF: Floor Finishes (plan)
FF: Fridge Freezer
FFC: Flat Flexible Cables
FFE: Finished Floor Elevation
FFI: Fee for Intervention (Health and Safety Executive)
FFL: Finished Floor Level
FFL: Finished Floor Line
FFOG: Food, Fats, Oils and Grease
FFP: Filtering Facepieces
FFP: Finished Floor Plan
FFR: Firm Frequency Response
FFU: Fan Filter Unit
FG: Floor Gully
FGL: Fiberglass
FGL: Finished Ground Level
FGR: Fiberglass reinforced
FH: Fire Hydrant
FH: Flat Head, Fire Hose
FHC: Fire Hose Cabinet
FHMS: Flat head machine screw
FHR: Fire Hose Rack
FHS: Fire Hose Station
FHWS: Flat Head Wood Screw
FHY: Fire Hydrant
FIA: Fire Industry Association
FICE: Fellow of the Institution of Civil Engineers
FIDIC: Fédération Internationale des Ingénieurs-Conseils
FIL: Fillet
FIM: Facilities Information Model
FIN: Finish, finished
FIS: Finishes and Interiors Sector.
FISP: Financial Systems and Payments
FIStructE: Fellow of the Institution of Structural Engineers
FIT: Feed-In Tariff
FITG: Fitting
FIX: Fixture
FIXT: Fixture
FL: Floor Level
FL: Floor Light
FL: Floor, Fire Line
FLASH: Flashing
FLEX: Flexible
FLG: Flange, Flashing, Flooring
FLG: Flooring
FLP: Flameproof
FLR: Floor
FLS: Flygt Leakage Sensor
FLS: Funding for Lending Scheme
FLT: Fork Lift Truck
FLUOR: Fluorescent
FLX: Flexible
FM: Facilities Management
FM: Fire Main, Factory Mutual Company
FMAS: Financial Management Accounting System
FMB: Federation of Master Builders
FMECA: Failure Mode, Effects and Criticality Analysis
FMfSW: Flood Map for Surface Water
FMU: Field Management Unit
FND: Feminine Napkin Dispenser, Foundation
FND: Foundation
FO: Fibre Optic
FO: Finished Opening
FOB: Free On Board
FOC: Face of Concrete
FOC: Fibre Optic Cable
FOD: Field Operations Directorate
FOF: Face of Finish
FOG: Fat Oil and Grease
FOG: Flat over Garage
FOPS: Falling Object Protective Structure
FORS: Fleet Operator Recognition Scheme
FOS: Face of Stud
FOS: Face of Studs
FoS: Factor of Safety
FOU: For official Use
FP(W)R: Fire Precautions (Workplace) Regulations 1997
FP: Field Professional
FP: Fireproof
FP: Foamed Polyethylene
FPA71: Fire Precautions Act 1971
FPC: Factory Production Control
FPC: Flat Printed Circuits
FPEXT: Floodplain extent, the fraction of the catchment inundated by a 1 in 100
FPL: Fireplace
FPM: Feet per minute
FPO: Fire Prevention officer
FPRF: Fireproof
FPS: Feet per Second
FPS: Functional Performance Specification
FR: Fire Rated
FR: Fire-Resistant
FR: Frame, Front, Fire Riser
FRA: Fire Risk Assessor
FRA: Flood Risk Assessment
FRD: Fire Rated Ductwork
FRe: Flood Resilience (technologies)
FRG: Forged
FRI: Full Repairing and Insuring (Lease)
FRL: Fibre Reinforced Laminate
FRM: Frame
FRMP: Flood Risk Management Plan
FRP: Fibre Reinforced Plastic
FRP: Fibre Reinforced Polymer
FRPF: Fireproof
FRR: The Flood Risk Regulations 2009
FRS: Fire and Rescue Service
FRSD: Fire and Rescue Service Directorate
FRT: Fire Retardant
FS: Fire Strategy (drawing)
FS: Fixing Strap
FS: Full Size, Far Side, Federal Standards, Fused Switch, Floor Sink
FS: Fused Spur
FSC: Federal Standard Colour
FSC: Forest Stewardship Council
FSCW: Flush Solid Core Wood
FSD: Fire and Smoke Damper
FSD: Full Scale Deflection
FSI: Floor Space Index
FSMS: Field Survey Methods and Standards
FSO- Fire Safety Officer
FSO: Fire Safety Order
FSO: Formal Second Opinion
FSR: Filter Self-Rescuer (Mining)
FSR: flood studies report
FSSR: flood studies supplementary report
FSSU: Field Scientific Support Unit Now Field Services Unit
FSU: Field Services Unit
FSU: Floating Storage Unit
FSV: Free Steered Vehicle
FT: Foot, Feet, Fully Tempered
FTE: full-time equivalent
FTG: Footing
FTG: Footing, Fitting
FTN: Fixed Telecommunications Network
FUR: Furred
FURN: Furnish, Furniture
FURR: Furring
FUT: Future
FVC: Fire Valve Cabinet
FWH: Flexible Working Hours
FWMA: Flood and Water Management Act
FWR: Functional Work Recording System
FZM: Flood Zone Map (Environment Agency)
G: Gas, Girder, Gutter, Gram
G: Girth
G: Gully
GA: Gauge, Gage
GA: General Arrangement
GAB: GypLyner Acoustic Brace
GACP: Generally Accepted Accounting Practice
GAD: Gas Appliances Directive
GAE: General Administrative Expenditure
GAGE: Gauge
GAI: Guild of Architectural Ironmongers
GAL: Gallon
GALV: Galvanized
GB: Glass Block
GB: Grab Bar, Glass Block, Gypsum Board
GB: Gypsum Board
GBR: general binding rules
GC: General Contractor
GC: Government Conditions of contract (GC Works, no longer being updated)
GCB: Green Construction Board
GCL: geocomposite clay liners
GCMU: Glazed Concrete Masonry Unit
GCN: great crested newt
GCR: Great Central Railway
GCS: Government Construction Strategy
GD: Guard, Grade, Gutter Drain
GDA: Green Deal Assessor
GDA: Gross Development Area
GDL: Geometric Description Language
GDO: General Development Order
GDP: Gross Domestic Product
GDPO: General Development Procedure Order
GDPO: Town and Country Planning (General Development Procedure) Order
GDV: Gross Development Value
GEA: Gross External Area
GEML: Galvanised Expanded Metal Lath
GEN: General, Generator
GENL: General
GF: Ground Face
GFA: Gross Floor Area
GFCI: Ground Fault Circuit Interrupted
GFI: Ground Fault Interrupted
GFP: General Fire Precautions
GFP: Guaranteed Fixed Price
GFRC: Glass Fiber Reinforced Concrete
GGBS: Ground Granulated Blast furnace Slag
GGF: Glass and Glazing Federation
gglass: centre-of-glass g-value
GGT: Gas Tracer Tests
GHEU: Government Historic Estates Unit
GHG: Greenhouse Gas
GHG: greenhouse gas(es)
GHP: Geothermal Heat Pump
GI: galvanised iron
GI: Galvanized Iron
GI: Green Infrastructure
GIA: Gross Internal Area
GIE: Groupement d'Interet Economique
GIF: Graphics Interchange Format
GIFA: Gross Internal Floor Area
GiGL: Greenspace Information for Greater London
GIS: Geographical Information System
GKT: Gasket
GL BLK: Glass Block
GL: Glass
GL: Ground Level
GL: GypLyner [British Gypsum]
GLA: Gangmaster Licensing Authority
GLA: Greater London Authority
GLAAS: Greater London Archaeological Advisory Service
GLB: Glass Block
GLC: Gas Liquid Chromatography
GLHER: Greater London Historic Environmental Record
GLVA: Globe Valve
GLW: Gross Laden Weight
GLZ: Glaze
GM: Guidance Memoranda
GMAW: Gas Metal Arc Welding
GML: Geography Markup Language (ISO19136)
GMO: Genetically Modified Organism
GMP: Guaranteed Maximum Price
GMU: Glazed Masonry Unit
GN: Guidance Note
GND: Ground
GNSS: Global Navigation Satellite System
GNVQ: General National Vocational Qualification
GOVT: Government
GP: Galvanized Pipe
GP3: Groundwater projection: principles and practice
GPA: Agreement On Government Procurement
GPA: Government Procurement Agreement
GPDW: Gypsum Drywall
GPH: Gallons Per Hour
GPL: Gypsum Lath
GPM: Gallons Per Minute
GPM: Good Practice Measures.
GPP: Gypsum Plaster Painted
GPPL: Gypsum Plaster
GPR: Green Plot Ratio
GPR: Ground Penetration Radar: Ground Penetrating Radar
GPS: Gallons Per Second
GPS: Global Positioning System
GQRA: Generic Quantitative Risk Assessment
GR: Grade, Grille, Granite
GR: Gyproc
GRAN: Granular, Granite
GRESB: Global Real Estate Sustainability Benchmark
GRG: Glass-Reinforced Gyproc
GRIP: 3 Governance for Railway Investment Projects (Stage 3) process
GRND: Ground
GRO: Green Roof Organisation
GRP: Glass Fibre Reinforced Polymers
GRP: Glass Reinforced Plastic
GRP: Glass-Reinforced Polyester
GRTG: Grating
GSF: Gross Square Footage
GSHP: Ground Source Heat Pump
GSIUR: The Gas Safety (Installation and Use) Regulations 1998
GSL: Government Soft Landings
GSMR: Gas Safety Management Regulations
GSPZ: groundwater source protection zone
GSS: Galvanized Sheet Steel
GSU: Glazed Structural Unit
GT: Globe Thermometer
GT: Grout
GTA: Government Technical Adviser
GTAW: Gas Tungsten Arc Welding
GUC: Grand Union Canal
GUID's: Global Unique ID’s
GV: Galvanized
GVA: Gate Valve
GVA: gross value added
G-value: solar heat Gain value of glazing
GVD: General Vesting Declaration (see compulsory purchase order)
GVL: Gravel
GWB: Gypsum Wall Board
GWDTE: groundwater dependent terrestrial ecosystem
GWH: Gas Water Heater
gwindow: whole window g-value
GWL: Ground Water Level
GWML: Great Western Main Line
GWP: Global Warming Potential
GWR: Great Western Railway
GWR: GypWall Rapid (Channel)
GYP BD: Gypsum Board
GYP: Gypsum
H&S: Health and Safety
H/L: High Level
H: High
h: hydraulic head
HA: Hectare
Ha: Hectares
HA: Highways Agency
HAC: High Alumina Cement
HACCP: Hazard Analysis Critical Control Point
HAM: Hand Held Monitor
HASAC: Health and Safety Advice Centre
HASAWA: Health and Safety At Work Act 1974
HASCOG: Health and Safety Co-Ordinating Group (IEHO)
HAV: Hand-Arm Vibration
HAVS: Hand-arm vibration syndrome
HAWRAT: Highways Agency Water Risk Assessment Tool
HAZAN: Hazard Analysis Numerical Methods
HAZCOM: Hazards Communication Standard
HAZOP: Hazard and Operability Study
HB: Hose Bib
HBCD: Hexabroncyclododecane
HBCGA: hydraulically bound coarse graded aggregate
HBD: Hardboard
HBF: Home Builders Federation
HBIA: Historic Building Impact Assessment
HBN: Health Building Notes
HC: Hollow Core, Handicapped (better called Accessible“)
HC: hydrocarbons
HCA: Homes and Communities Agency
HCA: Homes and Community Agency (now Homes England)
HCC: Hertfordshire County Council
HCFC: Hydrochlorofluorocarbon
HCT: Hollow Clay Tile
HCT: Hydroxylating Conversion Treatment
HD: Hand Dryer
HD: Harmonization Document
HD: Head, Heavy Duty
HD: Heat Detector
HDCP: Handicapped (better called “Accessible”)
HDD: Heating Degree Days
HDF: High Density Fibreboard
HDM: House Dust Mite
HDMI: High-Definition Multimedia Interface
HDN: Harden
HDPE: High Density Polyethylene
HDR: Header
HDV: heavy duty vehicle
HDW: Hardware
HDWD: Hardwood
HDWE: Hardware
HEA: European I-Beam Profile
HEA: Head -End Assembly
HEA: Historic Environment Record
HEB: European I-Beam Profile
HECA: Home Energy Conservation Act
HEDQF: Higher Education Design Quality Forum
HELA: Health and Safety Executive/Local Authorities Enforcement Liaison Committee
HELM: Historic Environment Local Management
hEN: Harmonised European Standard
HEO: Higher Executive officer
HEPA: High Efficiency Particulate Air (Refers To High Efficiency Air Filters)
HEPA: High-Efficiency Particulate Arrestance
HEPOL: Health and Safety Executive/Police Force Enforcement Liaison Committee
HEPR: Home Energy Performance Ratio
HER: Historic Environment Record
HES: Home Electronic Systems
HEx: Heathrow Express
HEX: Hexagonal
HFC: Hydrofluorocarbon
HFL: Highly Flammable Liquid
HGCRA: Housing Grants Construction and Regeneration Act
HGR: Hanger
HGT: Height
HGV: heavy goods vehicle
HH: Handhole
HHE: Health Hazard Evaluation
HHMB: Hex Head Machine Bolt
HHS: Hypothenar Hammer Syndrome
HHSRS: Housing Health and Safety Rating System
HI: Hazardous Installation
HI: High
HIA: Health Impact Assessment
HIAMP: Highways Infrastructure Asset Management Plan
HID: Hazardous Installations Directorate
HID: High Intensity Discharge
HIP: Home Information Pack
HIPS: High Impact Polystrene (ceilings & mirrors)
HIP's: Home Information Packs (now abolished)
HIU: Heat Interface Unit
HK: Hook or Hooks
HKD: Hooked (re-bars)
HL: High Level
HL: Hydrant Line
HLF: Heritage Lottery Fund
HLS: Higher Level Stewardship
HM: Heat Meter
HM: Hollow Metal
HMC: Hygroscopic Moisture Content.
HMIP: Her Majesty's Inspectorate of Pollution
HMIP: Her Majesty's Inspectorate of Pollution (Part of Environment Agency)
HMIPI: Her Majesty's Industrial Pollution Inspectorate For Scotland
HMNII: Her Majesty's Nuclear Installations Inspectorate
HMO: Houses in Multiple Occupation (licence)
HMP: Hollow Metal, Painted
HMRC: Her Majesty's Revenue and Customs
HMRI: Her Majesty's Railway Inspectorate
HMVC: High Value Manufacturing Catapult
HN: Health Notice (DH)
HNCG: Hollow Neoprene Compression Gasket
HNMR: High Resolution Nuclear Magnetic Resonance
HO: Home office
HOH: Head of Household.
Hoops: Head of Operations
HOR: Horizontal
HORIZ: Horizontal
HOSP: Hospital
HOST: hydrology of soil types
HOTs: Head of Terms
HP: Heat Pump
HP: High Point
HP: High Point, High Pressure, Horse Power
HPA: Heritage Partnership Agreement
HPD: Hearing Protection Devices
HPG: High Pressure Gas
HPL: High Pressure Laminate
HPM: Hazardous Production Materials
HPS: High Pressure Sodium, High Pressure Steam
HPV: High Production Volume
HQI Housing Quality Indicators.
HQI: Housing Quality Indicator
HR: Hour
HR: Human Resources
HRD: Human Resource Development
HRF: Household Reference Person.
HRM: Human Resources Management
HRMB: Human Resource Management Branch
HRR: Health Risk Review
HRRB: High Rise Residential Building.
HRS: Hot Rolled Steel
HRS: Hot Rolled Steel, Hours
HRU: Human Resources Unit
HRV: Heat Recovery Ventilation
HS / H&S: Health and Safety
HS&E: Health Safety & Environment
HS(EA) Regs: The Health and Safety (Enforcing Authority) Regulations 1977
HS(G): Health and Safety (Guidance) (Booklet)
HS(R): Health and Safety (Regulations) (Booklet)
HS: Heat Strengthened
HS2: High Speed 2
HSA: Hazardous Substances Authority
HSA: Health and Safety Adviser
HSAC: Health Services Advisory Committee
HSAM(GAP): Health and Safety Administrative Minute (General Administrative Procedures)
HSAM(INF): Health and Safety Administrative Minute (Information)
HSAM(PM): Health and Safety Administrative Minute (Personnel Management)
HSAM: Health and Safety Administrative Minute
HSAO: Health and Safety Awareness officer
HSC: Health and Safety Commission
HSCER: Health and Safety (Consultation with Employees) Regulations 1996
HSCER: Health and Safety (Consultation With Employers) Regulations
HSE: Health and Safety Executive
HSEM: Health and Safety Executive Minute
HSF / H&SF: Health and Safety File
HSFG: High Strength Friction Grip
HSG: Health and Safety Guidance
HSG: Health and Safety Guidance Booklet
HSG: Housing
HSL: Health and Safety Laboratory
HSLA: High Strength Low Alloy (Steel)
HSPF: Heating Seasonal Performance Factor
HSPL: Health and Safety Policy Liaison (Department of Environment)
HSS: Hollow Structural Section
HST: High Speed Train
HSW: Health & Safety at Work Act 1974
HSWA: Health and Safety At Work Etc. Act 1974
HT: Hazard Type
HT: Height, Heat, High Tension Duct
HT: High Tensile
HT: High Tension (Electrical)
HT: Window Head Height
HTG: Heating
HTM: Health Technical Memorandum
HTR: Heater
HTR: High Temperature Reactor
HTT: Hard-To-Treat
HTW: High Temperature Water
HUL: Historic Urban Landscape
HV: High Voltage
HVAC: Heating Ventilation and Air Conditioning
HVAC: Heating, Ventilating & Air Conditioning
HVACR: Heating, Ventilation, Air Conditioning and Refrigeration
HVCA: Heating and Ventilation Contractors Association
HVDC: High Voltage Direct Current
HVY: Heavy
HW: Hot Water
HW: Hot Water, Heavy Wall
HWC: Hot Water Circulating, Heavy Wall Conduit
HWD: Hardwood
HWE: Healthy Worker Effect
HWH: Hot Water Heater
HWI: Hazardous Waste Inspectorate (Doe)
HWR: Hot Water Recirculating Return
HWS: Hot Water Service
HWS: Hot Water Supply
HWT: Hot Water Tank
HWY: Highway
HX: Polyline layer providing 1 dimensional-2 dimensional link within TUFLOW
HYD: Hydraulic
HYDRO: Hydrostatic
Hz: Hertz
HZ: Hertz (Cycles Per Second)
Hzsc: Hazardous Substances Consent
I: Iron, Current (electrical)
IA: Impact Assessment.
IA: Investment authorisation
IAF: Investment Appraisal Framework
IAG: Interdepartmental Analysts Group
IAQM: Institute of Air Quality Management
IAQP: Indoor Air Quality Plan
IBA: Industrial Building Allowances (tax)
iBIM: Integrated BIM
IBM: Intelligent Building Management
IBMA: Imitation Antique Bronze
IBV: Indicating Butterfly Valve
IC: Inspection Chamber.
IC: Inspection Cover
IC: Integrated circuit
IC: Intermediate Contract
IC: Interrupting Capacity
ICA: Independent Client Adviser.
ICC: Infrastructure Conditions of Contract
ICD: Incorporating Designed Portion Supplement
ICE 7: Conditions of Contract
ICE: Institution of Civil Engineers
ICER: Incremental Cost-Effectiveness Ratio
ICF: Insulating Concrete Formwork
ICF: Investment Control Framework
IChemE: Institute of Chemical Engineers
ICNIRP: International Commission on Non-Ionizing Radiation Protection
ICS: International Classification for Standards
ICT: Information and Communications Technology
ICT: Institute of Concrete Technology
ICU: Intensive Care Unit
ICWCI: Institute of Clerks of Works and Construction Inspectorate.
ID: identification
ID: Inside Diameter
ID: Internal Diameter
IDB: Internal Drainage Board
IDBB: Integrated Design/Bid/Build
IDLH: Immediately Dangerous To Life Or Health
IDM: Information Delivery Manual
IDM: Investment Decision Maker
IDP: Inclusive Design Principles
IDP: Integrated Design Process
IDP: Integrated Drainage Process.
IE: Invert Elevation
IECC: Integrated Electronic Control Centre
IECEE: International Electrotechnical Commission's Certification Scheme
IEP: Intercity Express Programme
IEQ: Indoor Environmental Quality.
iESE: Improvement & Efficiency Social Enterprise (Framework)
IET: Institute of Engineering and Technology
IET: The Institution of Engineering and Technology
IFC: Industry Foundation Classes: the open and neutral data format for Open BIM.
IFC: Intermediate form of building contract (JCT)
IFC: Issued for Construction (drawings)
IFD: Industry Foundation Dictionary
IFD: International Framework for Dictionaries
IG: Industry Group
IGT: Innovation and Growth Team
IGU: Insulated Glass Unit
IHBC: Institute of Historic Building Conservation
IHD: In-Home Display
IHT: Chartered Institution of Highways & Transportation
IIE: Institute of Industrial Engineers
IIP: Investors in People
IL: Invert Level
ILFE: Inset Live Fuel Effect fire
ILK: Interlock
ILMS: Integrated Library Management System
ILW: Intermediate Level Waste
ILWS: Inductive Loop Warning System
IM: Information Manager
IMD: Infrastructure Maintenance Depot
IMD: Interactive Modal Analysis
IMechE: Institution of Mechanical Engineers
IMH: Inlet Manhole
IML: Information Management Landscape
IMP: Information Management Process
IMP: Insulated Metal Panel.
IMPACT: Integrated Material Profile and Costing Tool
IMT: Inspection Management Team
IMU: Information Management Unit
IN: Improvement Notice
IN: Inch
IN: Issue Note
INC: Incandescent
INCAND: Incandescent
INCIN: Incinerator
INCL: Incline, Include
INCR: Increase
IND(G): Industry Guidance
INDG: Industry Guidance
INFO: Information
INS: Insulate, Insulation
INSP: Inspect
INSTL: Install
INSUL: Insulation
INT: Interior
INT: Interior, Internal
INTERM: Intermediate
INTL: Internal
INTM: Intermediate
INV: Invert
IOA: Institute of Acoustics
IOELV: Indicative Occupational Exposure Limit Value
IP (-Rated): Ingress Protection (Rated)
IP: Injured Person
IP: Intellectual Property.
IP: Investment Projects.
IP: Iron Pipe
IPA: Isopropyl Alcohol
IPC: Independent Principal Consultant
IPC: Integrated Pollution Control
IPCC: Intergovernmental Panel on Climate Change
IPE: European I-Beam Profile
IPEG: Increased Potential for Elevated Groundwater
IPG: Information Planning Group
IPI: Independent Project Insurance
IPPC: Integrated Pollution Prevention and Control
IPR: Integrated Pollution Regulation
IPR: Intellectual Property Rights
IPS: Integrated Protection System
IPS: Iron Pipe Size
IPT: Insurance Premium Tax
IPT: Integrated Project Team
IR: Infra Red
IR: Ionising Radiation
IRC: Internal reflected component
IRF: Iron Railing Fence
IRM: Inspection Repair and Maintenance (offshore)
IROPI: Imperative Reasons of Overriding Public Interest
IRP: Intellectual Property Rights
IRR: Internal Rate of Return
IRS: Incident Recording System
IRS: Incident Reporting System
IRS: Information Release Schedule
IRS: Integrated Reception System
IS: Information Services
IS: Information Specialist
IS: Intrinsic Safety
IS: Intrinsically Safe
iSBEM: Simplified Building Energy Model
ISBN: International Standard Book Number
ISC: Immigration Skills Charge
ISG: Insulated Glass Unit
ISI: In-Service Inspection
ISIS: One-dimensional hydraulic modelling software developed by Halcrow
ISM: Integrated Service Module.
ISO: International Organization for Standardization
ISP: Information Strategy Planning
IST: Integrated Supply Team
ITB: Industry Training Board
ITN: Invitation to Negotiate
ITP: Inspection and Test Plan
ITPD: Invitation to Participate in Dialogue
ITS: Integrated Transport Authority
ITT: Invitation to Tender
IV: Indirect Vent
IV: Isolating Valve.
IVA: Individual Voluntary Agreement (See insolvency)
IVO: Inlet Valve Opening
IVS: International Valuation Standards
IW: Indirect Waste
IWF: Interwovern Fence
IWL: Independent Wall Lining
IWM: Integrated Water Management
IZ: Inner Zone
IZC: Individual Zone Controllers
IZC: International Zoning Code
J: Joist
JAC: Joint Advisory Committee
JACR: Joint Advisory Committee Report
JAN: Janitor
JB: Junction Box
J-BOX: Junction Box
JC: 'J' Channel
JC: Janitor's Closet
JCA: Joint Competent Authority.
JCB: J C Bamford (plant manufacturer)
JCLI: Joint Council for Landscape Industries
JCT: Joint Contracts Tribunal
JCT: Junction
JDI: Joint Declaration of Intent
JDO: Job Description Outline
JDS: Joint Disciplinary Scheme
JF: Joint Filler
JISC: Joint Industry Safety Committee
JIT: Just In Time
JNCC: Joint Nature Conservation Committee
JPG: Joint Photographic Experts Group
JPRMP: Joint Project Relationship Management Plan
JSC: Joint Standing Committee
JSCR: Joint Standing Committee Report
JST: Joist
JT: Joint
JV: Joint Venture
JWG: Joint Working Group
JWP: Joint Working Party
K: Kilopound (1000 pounds), Kelvin (temperature)
KAL: Kalamein
KCP: Keene's Cement Plaster
KG: Kilogram
Kg: Kilogramme
KHF: Know How Fund
KIP: Kilopound (1000 pounds)
KIT: Keep In Touch
KIT: Kitchen
KM: Kilometer
KN: Kilonewton
KO: Knockout
KP: Key Pad
KP: Kickplate
KPI: Key Performance Indicator
KPL: Kickplate
KR: coefficient of permeability
KS: Kitchen Sink
KSC: Knowledge Skills and Competences
KT: coefficient of permeability
KTH: Kitchen (drawing)
KVA: Kilovolt-Ampere
KW: Kilowatt
KWH: Kilowatt Hour
KWHR: Kilowatt Hour
L/L: Low Level
L: Angle, Left, Length, Lighting Panel, Long, Line
L6s: Lean Six Sigma
LA: Landscape Architect, Lightning Arrester
LA: Local Authority
LAA: Local Authority Associations
LAAPS: Local Authority Accident Prevention and Safety Services
LAB: Laboratory, Labor
LABC: Local Authority Building Control
LABV: Local Asset Backed Vehicle
LAC: Local Authority Circular
LAD: Ladder
LADD: Lifetime Average Daily Dose
LADS: Linear Asset Decision Support
LADs: Liquidated and Ascertained Damages
LAI: Leaf Area Index
LAM: Laminate, Laminated
LAQM: Local Air Quality Management
LAQN: London Air Quality Network
LASER: Light Amplification By Stimulated Emission of Radiation
LASP: Local Authorities Strategic Programme
LASS: Leisure Accident Surveillance System
LAT: Lateral
LAU: Local Authority Unit
LAV: Lavatory
LB: Load-Bearing
LB: Pound (weight), Lag Bolt
LBA: Letter Before Action
LBA: London Boroughs Association
LBAP: Local Biodiversity Action Plan
LBC: Listed Building Consent
LBCO: Listed Building Consent Order
LBHPA: Listed Building Heritage Partnership Agreement
LBL: Label
LBR: Lumber
LBTT: Land and Building Transaction Tax
LC: Lead Consultant
LC: Licence Condition
LC: Light Control, Lead Covered
LC: London Clay
LCA: Landscape Character Area
LCA: Lifecycle Assessment
LCA: Low Cost Alternative
LCD: Liquid Crystal Diode
LCD: Liquid Crystal Display (glazing)
LCF: Landfill Communities Fund
LCI: Life Cycle Inventory
LCL: Linen Closet
LCM: Lead Coated Metal
LCM: Lighting Control Module
LCN: London Cycle Network
LCN+: London Cycle Network Plus
LD: Land Division
LD: Latent Defect
LD: Lead Designer
LD: Leader Drain
LDA: Linear Photodiode Array
LDA: London Development Agency
LDC: Lawful Development Certificate (/Certificate of Lawful Development)
LDD: Local Development Document
LDEDCA: Local Democracy, Economic Development and Construction Act 2009 -
LDF: Local Development Framework
LDF: Low Density Fibreboard
LDG: List of Dangerous Goods
LDI: Latent Defects Insurance
LDO: Local Development Order
LDPE: Low Density Polyethylene (bins, pipes & fittings)
LDs: Liquidated and Ascertained Damages
LDS: Local Development Scheme.
LDV: Leyland DAF van
LEA: Local Education Authority
LEA: Local Enterprise Agency
LEAP: locally equipped area of play
LED: Light-Emitting Diode
LEED: Leadership in Energy and Environmental Design
LEL: Lower Explosive Limit
LEL: Lower Exposure Limit
LEMP: local environmental management plan
LENI: Lighting Energy Numerical Indicator
LEP: Local Enterprise Partnerships
LEP: Lowest Evaluated Price
LEPC: Lifts, Escalators and Passenger Conveyors
LEQ: Equivalent Continuous Sound Level
LEV: Local Exhaust Ventilation
LEZ: Low Emission Zone
LF: Load Factor
LFB: London Fire Brigade
LFDCA: London Fire and Civil Defence Authority
LFL: Lower Flammability Limit
LFRMS: local flood risk management strategy
LFS: Labour Force Survey
LGA: Local Government Area
LGA: Local Government Association
LGA: Local Government Authority
LGBCE: Local Government Boundary Commission for England
LGS: local geological site (formerly regionally important geological sites)
LGSC: Landlord's Gas Safety Certificate
LGTF: Local Government Task Force
LGV: light goods vehicle
LH: Left Hand
LHA: local highway authority
LHDG: London Housing Design Guide
LHPC: Low Heat Portland Cement
LHS: Left Hand Side
LIB: Library
LIBR: Library
LIDAR: a combination of 'light' and 'radar'
LiDAR: light detection and ranging
LIF: Laser Induced Fluorescence
LIFE: Lotic-invertebrate Index for Flow Evaluation
LIFT: Local Improvement Finance Trust
LIGS: locally important geological site
LIL: Local Interest List
LIN: Linear
LINO: Linoleum
LIP: local implementation plan
LIQ: Liquid
LKR: Locker
LL: Live Load
LL: Low Level
LLBCO: Local Listed Building Consent Order
LLC: Limited Liability Corporation
LLFA: Lead Local Flood Authority
LLMI: Local Labour Market Intelligence
LLP: Limited Liability Partnership
LMD- Light Maintenance Depot
LMFBR: Liquid Metal Fast Breeder Reactor
LMP: landscape management plan
LMS: Limestone
LN: Length
LNAPL: light non-aqueous phase liquid
LNDG: Landing
LNG: Liquefied Natural Gas
LNHS: London Natural History Society
LNR: Local Nature Reserves
LNTL: Lintel
LO: London Overground
LO: Low
LOC: Locate
LOCAE: List of Classified and Authorised Explosives
LOCS: Locations
LOD: Level of Detail
LOD: Limit of Detection
LOEL: Lowest Observed Effect Level
LOI: Letter of Intent
LoL: Limitation of Liability
LOLER: Lifting Operations and Lifting Equipment Regulations
LON: Light Obstruction Notice
LoR: Letter of Reliance
LOX: Liquid Oxygen
LP: Lamp Post
LP: Legality of Production
LP: Lighting Panel / Lamp Post
LP: Limited Partnership
LP: Liquefied Petroleum
LP: Local Plan
LP: Low Point, Low Pressure, Lighting Panel, Light Proof
LP: Low Pressure
LPA: Local Planning Authority
LPC: Loss Prevention Council
LPCB: Loss Prevention Certification Board
LPD: Lighting Power Density.
LPG: Liquefied Petroleum Gas
LPS: Last Planner System
LPS: Loss Prevention Standard
LPS: Low Pressure Sodium, Low Pressure Steam
LPT: Local Property Tax
LR: Living Room
LRFD: Load and Resistance Factor Design
LRT: Light Rapid Transit
LRV: Light Rail Vehicle
LRV: Light Reflectance Value
LS: Light Switch
LS: Limestone, Loud Speaker
LSD: Limit State Design
LSF: Low Smoke or Fumes
LSOA: Lower Super Output Area
LSP: Local Strategic Partnership
LSS: Load Scaling Sensitivity
LST: Low Surface Temperature (radiators)
LSV: Lockshield Valve
LT WT: Lightweight
LT: Light Transmittance value of glazing (Natural Light Value)
LT: Light, Low Tension Duct, Laundry Tray
LTA: Lost Time Accident
LTC: Loan To Cost ratio
Ltd: Limited Liability Company
LTEL: Long Term Exposure Limit.
LTG: Lighting
LTHW: Low Temperature Hot Water
LTI: Lost Time Incident
LTL: Lintel
LTP: local transport plan
L-TS: Long-Term Storage
LTSF: Local Track Selection Factor
Ltsrs: Long Term Safety Reviews
LTV: Loan To Value ratio
LU: London Underground
LUL: London Underground Limited
LUPI: land use pollution index
LUST: land use surface type
LV: Low Voltage
LV: Low Volume
LVD: Low Voltage Directive
LVDC: Low-Voltage Direct Current
LVDMAP: Low Value Disputes Model Adjudication Procedure
LVIA: Landscape and Visual Impact Assessment
LVMF: London View Management Framework
LVR: Louver
LVT: Luxury Vinyl Tiles
LW: Light Weight
LWC: Light Weight Concrete
LWDP: Louvered Wood Door, Painted
LWR: Light Water Reactor
LWS: local wildlife site
LWSC: Long Wave Shading Coefficient
LZC: Low or Zero Carbon (Technologies)
LZCGT: Low or Zero-Carbon Generating Technology
LZCT: Low or Zero Carbon Technology
M&A: Mergers and Acquisitions.
M&E: Mechanical and Electrical
M&E: Mechanical and Engineering
M&PC: Marine & Protective Coatings
M&R: Maintenance and Renewal
M&T: Monitoring and Targeting
M&V: Measurement and Verification
M/L: Mid Level
M: and E mechanical and electrical
M: Meter, Motor, Thousand (brick), Bending Moment
m: Metre
M2M: Machine to Machine.
M5-2d: 2 day rainfall of 5 year return period (mm)
M5-60: 60 minute rainfall of 5 year return period (mm)
MAA: Moving Annual Average
MAC: Managing Agent and Contractor / Managing Agent Contractor
MAC: Manual handling assessment chart
MAC: Maximum Acceptable Concentration Or Maximum Allowable Concentration
MACE: Multipurpose Automatic Control Equipment
MACH: Machine
MAFF: Ministry of Agriculture, Fisheries and Food
MAG: Metal Active Gas
MAG: Metal Arc Gas
MAINT: Maintenance
MAN; Manual
MAP: maintenance access point
MAPP: Major Accident Prevention Policy
MAR: Management and Administration
MAR: Marble
MARB: Marble
MAS: Masonry
MAT: Material
MATL: Material
MAWP: Maximum Allowable Working Pressure
MAX: Maximum
MB: Mail Box, Machine Bolt, Mop Basin
MB: Management Board
Mbo: Management By Objective(S)
Mboca: 4,4'Methylene-Bis-(2-Chloroaniline)
MC: Main Contractor
MC: Management Contractor
MC: Mass Concrete
MC: Medicine Cabinet, Mineral Core
MCA: multi-criteria analysis
MCB: Manually Controlled Barrier
MCB: Miniature Circuit Breaker
MCC: manual classified count
MCC: Motor Control Center
MCCS: Microclimate Cooling System
MCD: Main Contractor's Discount
MCERTS: monitoring certificate scheme
MCG: Major Contractors Group
MCHW: Manual of Contract Documents for Highway Work
MCM: Modern Construction Methods
MCM: Thousand Circular Mils (electrical wire size)
MCP: Manual Call Point
MCS: Microclimate Cooling System
MCS: Microgeneration Certification Scheme
MCS: Mining Certification Service
MCW: Mains Cold Water
MCZ: Marine Conservation Zones
MD: micro deval
MDF: Medium Density Fibreboard
MDHS: Methods For The Determination of Hazardous Substances
MDI: Diphenylmethane Diisocyanate
MDI: Methyl Diphenylene Diisocyanate
MDM: Master Data Management
MDO: Medium Density Overlaid Plywood
MDR: minimum design requirement
MDS: Material Data Sheet
MDTSA: Methods For The Detection of Toxic Substances In Air
MDU: Maintenance Delivery Unit
MDU: Multiple Dwelling Unit
ME: Mechanical Engineer
MEAT: Most Economically Advantageous Tender
MECH: Mechanical
MED CAB: Medicine Cabinet
MED: Medium
Med-Ad: Mediation-adjudication
Med-Arb: Mediation-arbitration
MEIA: Middle East, India and Africa
MEK: Methyl Ethyl Ketone
MEL: Maximum Exposure Limit
MEMB: Membrane
MEMBR: Membrane
MENA: Middle East and North Africa
MEP: Mechanical Electrical and Plumbing
MEPH: Mechanical, Electrical, Plumbing & Heating
MERC: Mercury Vapor
MET: Metal
MEV: (Continuous) Mechanical Extract Ventilation
Mev: Million Electron Volts Or Mega Electron Volts
MEW: Minor Emerging Works
MEWP: Mobile Elevated Work Platform / Mobile Elevating Work Platform
MEZZ: Mezzanine
MF: Melamine-formaldehyde (laminated plastics & adhesives)
MFA: Material Flow Accounting / Material Flow Analysis
MFC: Melamine Faced Chipboard
MFD: Manufactured, Metal Floor Deck
MFG: Manufacturer, Manufacturing
MFP: Multi-Functional Plate
MFR: Manufacture, Manufacturer
MG: Make Good
MH: Major Hazards
MH: Manhole
MHAU: Major Hazards Assessment Unit
MHCLG: Ministry of Housing, Communities and Local Government.
MHFA: Mental Health First Aid.
MHSW: Management of Health and Safety at Work
MHSWR: Management of Health and Safety At Work Regulations
MI: Malleable Iron, Miles
MI: Mandatory Investigation
MI: Myocardial Infarction
MIC: Methyl Isocyanate
MIC: Minimum Ignition Current
MICE: Member of the Institution of Civil Engineers
MIDAS: Machine Information Display and Automation System
MIDP: Master Information Delivery Plan
MIKE: Microphone
MIN: Minimum
MIP: Mercury Intrusion Porosimetry
MIPIM: Le marché international des professionnels de l'immobilier (real estate event)
MIPPS: Ministerial Interim Planning Policy Statement
MIPS: Median Index of Public Sector Tender Prices
MIR: Mirror
MIS: Management Information Systems
MIS: Manufacturers, Importers and Suppliers
MISC: Miscellaneous
MIStructE: Member of the Institution of Structural Engineers
MJ: Movement Joint
MK: Mark
ML&P: Metal Lath & Plaster
MLD: Molding
MLDG: Molding
MLF: Molded Lead Frame
MM: Managed motorways
MM: Millimeter
mm: Millimetre
MM-ALR: Managed motorways: all lanes running
MMB: Membrane
MMC: Modern Methods of Construction
MML: Midland Main Line
MMMF: Man-Made Mineral Fibre
MMP: Materials Management Plan
MO: Masonry Opening
MO: Modus Operandi
MOCA: 4,4' Methylene-Bis-(2-Chloroaniline)
MoD: Ministry of Defence
MOD: Module
MoE: Means of Escape
MOL: Metropolitan Open Land
MONO: Monolithic
MoT: Ministry of Transport
MOTO: Memorandum of Terms of Occupancy
MoU: Memorandum of Understanding
MOV: Movable
MP: Major Project
MP: Member of Parliament
MP: Metal Acoustal Panel
MPA: Major Projects Authority
MPA: Mineral Planning Authority
MPAN: Meter Point Administration Number, for the electricity supply
MPC: Maximum Permissible Concentrations
MPDT: Model Production and Delivery Table
MPE: Maximum Permissible Exposure
MPO: Management and Personnel office
MPPS: macro pervious pavement surface / system
MPRN: Meter Point Reference Number, for the gas supply
MPS: Medium Pressure Steam
MQ: Mines and Quarries
MR: Mandatory Reporting
MR: Mop Receptor
MRA: Mutual Recognition Agreement
MRD: Metal Roof Deck
MRF: Material Recycling Facility
MRHI: Mineworkings Residual Hazard Index
MRL: Manufacturing Readiness Level
MRL: Maximum Residue Limit
MRPQ: Mutual Recognition of Professional Qualifications
MRT: Mean Radiant Temperature
MS: Member State (of European Union)
MS: Mild Steel
MSA: mineral safeguarding area
MSCB: Multi-Service Chilled Beams
MSCP: Multi-Storey Car Park
MSDS: Material Safety Data Sheet
MSDS: Material Safety Data Sheet(S)
MSIV: Main Steam Isolating Valve
MSLB: Main Steam Line Break
MSV: Modelling Simulation and Visualisation
MT: Management Trainee
MT: Material Throughputs
MT: Mount, Mounted
MTA: Made To Assemble
MTBE: methyl tert-butyl ether
MTC: Manufacturing Technology Centre
MTC: Measured Term Contract
MTD: Mounted
MTL: Material, Metal
MTL: Metal
MTO: Made To Order
MTR: Motor
MTS: Made To Stock
MUC: Maintenance Unitised Cost
MUL: Mullion
MULL: Mullion
MV: Mercury Vapor
MVD: Model View Definitions
MVHR: Mechanical Ventilation Heat Recovery
MW: Microwave
MW: Minor Works
MWF: Metalworking Fluid(S)
MWHC: maximum water holding capacity
MWK: Millwork
MWL: Miniature Warning Light
MWP: Maximum Working Pressure
MWS: Main Water Supply
MZ: Middle Zone
N: Newton
N: North, Nitrogen
NABERS: National Australian Built Environment Rating System
NaCSBA: National Custom & Self Build Association
NADOR: Notification of Accidents and Dangerous Occurrences Regulations
NAI: Nature Improvement Areas
NAP: Napkin
NAP: National Adaptation Programme
NAPI: normalised antecedent precipitation index
NAS: Net Addition to Stock
NASC: National Access and Scaffolding Confederation
NASC: National Association of Scaffolding Contractors
NAT: Natural
NATL: Natural
NATLAS: National Testing Laboratory Accreditation Scheme
NATM: New Austrian Tunnelling Method
NAWDC: National Association of Waste Disposal Contractors
NB: “Nota Bene” Latin phrase for “Take Special Note”
NB: Net Benefits
NBMP: National Bat Monitoring Programme
NBR: National Buildings Record
NBS: National Building Specification
NC: Noise Criteria
NC: Normally Closed, Noise Criteria
NCA: national character area
NCC: Net Contribution Clause
NCF: National Contractors Federation
NCM: National Calculation Methodology (for EPDM)
NCR: Non-Conformance Report / Non-Conformity Report
nCRISP: new Construction Research and Innovation Strategy Panel (now the National Platform for the Built Environment)
NCS: Natural Colour System
NDA: Non Disclosure Agreement
NDC: Nationally Determined Contribution
NDG: National Design Guide
NDO: Neighbourhood Development Order
NDP: Neighbourhood Development Plan
NDPB: Non Departmental Public Body
NDPB: Non-Departmental Public Body
NDS: National Delivery Services
NDT: National Digital Twin
NDT: Non-Destructive Testing
NE: Natural England
NEC: National Electrical Code
NEC: National Exhibition Centre
NEC: New Engineering Contract
NEDB: National Exposure Data Base
NEED: National Energy Efficiency Data-Framework
NERRP: National Earthworks Risk Reduction Programme
NES: Not Elsewhere Specified
NESC: Network For Evaluating Steel Components
NEUT: Neutral
NF: Near Face
NFA: Net Floor Area
NFB: National Federation of Builders
NFC: Natural Fibre Composites
NFC: Near-Field Communication
NFCI: National Federation of Clay Industries
NFDC: National Federation of Demolition Contractors
NFDC: National Federation of Demolition Contractors Standard Form
NFE: No Financial Effect
NFRC: National Federation of Roofing Contractors
NFRP: Natural Fibre Reinforced Polymer
NFU: National Farmers Union
NFWH: Non-freeze Wall Hydrant
NGL: Natural Gas Liquid(S)
NGO: Non-Governmental Organisation
NHBC: National House Building Council
NHBC: National House-Building Council
NHL: National Heritage List
NHPP: National Heritage Protection Plan (English Heritage)
NHS: National Health Service
NI/TR: Policy Noise insulation and temporary re-housing policy
NI: Nickel
NI: Nominated Inspector
NIA: National Insulation Association
NIA: Nature Improvement Area.
NIA: Net Internal Area
NIC: Not In Contract
NIHHS: Notification of Installations Handling Hazardous Substances Regulations
NIHL: Noise Induced Hearing Loss
NJCC: National Joint Contracts Committee
NK: Neck
NLL: North London Line
NMA: Non-Material Amendment
NMR: National Monuments Record
NMR: Nuclear Magnetic Resonance
NMT: Non-Metallic
NNR: national nature reserve
NNR: National Nature Reserves
NO: Number
NO: Number, Normally Open
NOM: Nominal
NPA: Notification of Proposed Amendment
NPC: Net Present Cost
NPF3: National Planning Framework for Scotland
NPIP: National Process Improvement Project
NPK: nitrogen-phosphorous-potassium
NPO: National Portfolio Organisations
NPO: Non-Productive Overtime.
NPO: Non-Profit Organisations.
NPPF: National Planning Policy Framework
NPPG: National Planning Practice Guidance website.
NPS: national plant specification
NPS: national policy statement
NPS: Nominal Pipe Size
NPSE: Noise Policy Statement for England
NPSE: The Noise Policy Statement for England
NPV: Net Present Value
NR: Network Rail
NR: Noise Reduction
NRA: National Rivers Authority
NRAC: National Register of Access Consultants
NRC: Noise Reduction Coefficient
NRM: New Rules of Measurement: replacing SMM7
NRMM: Low emission zone for non-road mobile machinery
NRP: Non-Removable Pin
NRS: Non Rising Steam Valve
NRSWA: New Roads and Street Works Act
NRV: Non Return Valve
NS: Near Side
NS: Net Savings.
NSB: Nominal Size Bypass
NSBA: National Self Build Association
NSCC: National Specialist Contractors Council Contract
NSCS: National Structural Concrete Specification
NSF: Net Square Footage
NSFC: National Natural Science Foundation of China
NSH: Night Storage Heater
NSIP: Nationally Significant Infrastructure Project
NSK: Non Standard Kerb
NT: National Trust
NTEM: National Trip End Model
NTI: New Training Initiative
NTM: National Transport Model
NTP: Normal Temperature and Pressure
NTS: non-technical summary
NTS: Not to Scale
NTS: Not To Scale
NUI: Normally Unattended Installation
NVC: National Vegetation Classification
NVQ: National Vocational Qualification
NVZ: Nitrate Vulnerable Zone
O TO O: Out to Out
O&M: Operations and Maintenance (See Building Owner's Manual)
O/A: On or About
O: Oxygen
OA: On or About
OA: Outside Air, Overall
OAPF: opportunity area planning framework
OB: Obscure
OBC: Outline Business Case
OBS: Obscure
Obs: Obsolete/Obsolescent
OBST: Operational Business Systems Team
OC: On Center
OC: On Centre
OC: Open Crossing
OCDEA: On Construction Domestic Energy Assessor
OCR: Opportunity Cost Rent
OCT: Overseas Countries and Territories
OD: Ordnance Datum
OD: Outside Diameter
ODA: Olympic Delivery Authority
ODP: Ozone Depletion Potential
ODS: Ozone Delpleting Substances.
OECD: Organisation for Economic Cooperation and Development
OEL: Occupational Exposure Limit
OELS: Organic Entry Level Stewardship
OES: Occupational Exposure Standard
OF: Outside Face
OF: Overflow
OFF: Office
OFGEM: Office of Gas and Electricity Markets
OFL: Over-Flow alarm
OFS: Oil Fired Appliance Standard
OFWAT: Office of Water Services
OfWAT: The Water Services Regulation Authority
OGC: Office of Government Commerce (no longer in existence)
OGC: Open Geospatial Consortium
OGD: Other Government Departments
OGSF: Overall Gross Square Footage
OH&P: Overhead and Profit
OH: Occupational Health
OH: Over Head
OH: Overhead
OHAC: Occupational Health Advisory Committee
OHD: Overhead Door
OHMS: Oval Head Machine Screw
OHP: Overhead Projector
OHWS: Oval Head Wood Screw
OI: Ornamental Iron
OIL: Open Items List
OIL: Outstanding Items List
OIOO: One In One Out
OIR: Oganisational Information Requirements
OITO: One In Two Out
OJEU: Official Journal of the European Union
OLA: Occupiers' Liability Act
OLB: Timber Origin and Legality (Origine et Légalité des Bois)
OLC: Open Level Crossing
OLE: Object Linking and Embedding
OLE: overhead line equipment
OM: Operating & Maintenance (Manual)
OM: Operations Manager
OM: Organic Matter
OML: Ordinary Maternity Leave
OMM / O&MM Operation & Maintenance Manual
ONS: Office for National Statistics
OP: Opaque
OPA: Output and Performance Analysis
OPAS: Operational Property Asset System
OPC – Ordinary Portland Cement
OPEX: Operational Expenditure
OPG: Opening
OPIP: Operational Process Improvement Project
OPM: Output and Performance Measures
OPNG: Opening
OPO: One Person Operated
OPP H: Opposite Hand
OPP: Opposite
OPPI: Owners' Protective Professional Insurance
OPR: Owner's Project Requirements
OR: Outside Radius
ORC: Organic Rankine Cycle
ORN: Ornamental
ORR: Office of Rail Regulation
OS&Y: Outside Screw & Yoke (valve)
OS: Ordnance Survey
OSB: Oriented Strand Board
OSC: Operational Safety Case
OSD Open Sight Drain
OSD: Over Site Development
OSI: Open Systems Interconnection (model)
OSL: Overhead Slab Level
OSRPA: Offices Shops and Railway Premises Act
OTL: Object Type Library
OUT: Outlet
OV: Oven
OVFL: Overflow
OW: Open Waste
OZ: Ounce
OZ: Outer Zone
P & I: Piping and Instrumentation
P SL: Pipe Sleeve
P. LAM: Plastic Laminate
P: Pitch, Power Panel, Paint
P: Post
Pa: Pascal (S.I. Unit of Pressure)
PA: Planning Authority
PA: Polyamide (nylon) (electrical fittings, washers, ropes)
PA: Public Address
PAC: Procurement Assessment Criteria
PACE: Property Advisers to the Civil Estate (no longer in existence)
PADHI: Planning Advice For Developments Near Hazardous Installations
PADP: Project Supervisor Design Portion
PAF: Powder Actuated Fasteners
PAH: Polycyclic Aromatic Hydrocarbon
PAH: polycyclic aromatic hydrocarbons
PAH: Polynuclear Aromatic Hydrocarbines
PALF: Palisade Fence
PAN: Planning Advice Note
PAO: Procurement Assessment Options
PAR: Parallel
PAR: Planning Application Requirements
PAR: Polished All-Round
PARL: Percentage Asset Remaining Life
PARTN: Partition
PAS 1192-2: Publicly Available Specification: Specification for information management for the capital/delivery phase of construction projects using building information modelling.
PAS 91: Publicly Available Specification: Construction prequalification questionnaires
PAS: Publicly Available Specification
PASS: Passage, Passenger
PAT: Portable Appliance Testing
PAVA: Public Address & Voice Alarm system
PAYE: Pay As You Earn
PB STA: Push Button Station
PB: Payback
PB: Polybutalene (pipe fittings)
PB: Pull Box, Push Button, Panic Bar
PBA: Project Bank Account
PBB: Polybrominated Biphenyl
PBD: Particle Board
PBMT: Preshimmed Butyl Mastic Sealant Tape
PC: Parish Council
PC: Personal Computer
PC: Polycarbonate (anti-vandal glazing)
PC: Portland Cement
PC: Practical Completion
PC: Precast Concrete
PC: Prime Cost
PC: Principal Contractor.
PC: Pull Chain
PC: Pull Chain, Piece, Precast Concrete
PCA: Pre-Construction Agreement
PCA: Public Contractors Association
PCAH: Polycyclic Aromatic Hydrocarbon
PCB: Polychlorinated Biphenyl
PCB: Polychlorinated Biphenyls
PCB: Printed Circuit Boards
PCBP's: Polychlorinated Biphenylenes
PCC: Portland Cement Concrete
PCC: Professional Conduct Committee
PCDB: Product Characteristics Database
PCE: Project Cost Estimate
PCF: Pounds per cubic foot
PCF: Project control framework
PCG: Parent Company Guarantee
PCI: Pre-Construction Information
PCM: Phase Change Material
PCN: Personnel Certification for Non-destructive Testing
PCP: Precast Concrete Pad
PCP: Precast Concrete Pavement
PCP: Precast Concrete Product
PCP: Provision, Criterion or Practice
PCPL: Portland Cement Plaster
PCR: Product Category Rules
PCSA: Pre-Construction Services Agreement / Pre-Contract Services Agreement
PCSR: Pre-Construction Safety Report
Pct: Polychlorinated Triphenyls
PCT: Pre-Cast Construction Technology
PCT: Pre-Completion Testing
PCU: passenger car unit
PD: (BSI) Published Document
PD: Permitted Development
PD: Principal Designer
PD: Pump Discharge, Plaza Drain
PDCA: Plan, Do, Check, Act
PDF: Portable Document Format
P-DfMA: Platform Approach to Design for Manufacture and Assembly
PDL: Previously Developed Land
PDLC: Polymer Dispersed Liquid Crystal
PDM: post development model
PDM: Precedence Diagram Method.
PDO: Permitted Development Order
PDP: Paneled Door, Painted
PDP: Personal Development Planning
PDR: Permitted Development Rights
PDS: Private Developer Scheme
PDS: Product Data Sheet
PDT: Product Data Template
PE: Photo-Electric
PE: Polyethylene
PE: Porcelain Enamel, Professional Engineer
PED: Pedestal, Pedestrian
PEDR: Professional Experience and Development Record
PEFC: Programme for the Endorsement of Forest Certification
PEP: Project Execution Plan
PERF: Perforate, Performance
PERIM: Perimeter
PERP: Perpendicular
PE-RT: Polyethylene Raised Temperature
PERT: Programme Evaluation and Review Technique
PES: Programmable Electronic Systems
PEST: Political, Economic, Social, Technological
PESTLE: Political, Environmental, Social, Technological, Legal, Economic
PET: Polyethylene Terephthalate
PF: Phenol-formaldehyde (Bakelite) (electrical fittings, door furniture)
PF: Picket Fence
PF2: Private Finance Initiative version 2
PFA: Pulverised Fuel Ash
PFC: Parallel Flange Channel (C-channel)
PFI: Private Finance Initiative
PFM: (also referred to as PLANET) PLANET Framework Model
PFN: Prefinished
PFRA: preliminary flood risk assessment
PG: Pressure Gauge
PGI: Protected Geographical Indication
PH: Phase, Preheat, Phone
PH: Property Holdings
PH: Public Health
PHD: Product Health Declaration
PHE: Progressive Horizontal Evacuation
PHI: Passive House Institute
PHO: Public Health officer
PHPP: Passive House Planning Package
PHSA: Planning (Hazardous Substances) Act 1990
PI: Principal Inspector
PIA: personal injury accident
PIA: Proprietary Information Agreement
PICG: Project investment control group
PICV: Pressure Independent Control Valves
PII: Pollutant Ingress Index
PII: Professional Indemnity Insurance
PILON: Pay in lieu of notice
PIM: Package Interface Matrix
PIM: Project Information Model
PIMP: percentage impermeability
PIN: Prior Information Notice (OJEU procedures)
PIN: Publication Information Notice
PINS: Planning Inspectorate
PIP: Project Implementation Plan
PIR: Passive Infrared (sensor)
PIR: Polyisocyanurate (insulation)
PIT: Partners in Technology
PIV: Pivoted, Post Indicator Valve
PIX: Project Information eXchange (Protocol)
PJF: Preformed Joint Filler
PKG: Parking
PKWY: Parkway
PL: Plain Line (track without switches and crossings)
PL: Plate, Plan, Property Line, Plastic Laminate, Plastic
PLA: Polylactide / Poly(lactic acid)
PLA: Port of London Authority
PLA: Property Litigation Association.
PLANET: (also referred to as PFM) Planning network transport forecast model
PLAS LAM: Plastic Laminate
PLAS: Plaster, Plastic
PLBE: Principal Load Bearing Element
PLBG: Plumbing
PLC: Public Level Crossing
PLC: Public Limited Company
PLF: Pounds Per Lineal Foot
PLG: Plumbing
PLMBG: Plumbing
PLPR: Plain Line Pattern Recognition
PLQ: Plain Language Questions
PLTF: Platform
PLUMB: Plumbing
PLWD: Plywood
PLYD: Plywood
PLYWD: Plywood
PM: Project manager
PM10: particulate matter (with aerodynamic diameter of less than 10)
PM2.5: particulate matter (with aerodynamic diameter of less than 2.5)
PMA: Paintmakers Association (of Great Britain)
PMBOK: Project Management Body of Knowledge
PMI: Purchasing Managers Index
PMMA: Poly(methyl methacrylate) See Acrylic
PMP: Project Management Plan.
PMS: Paint Mixing System(s)
PMV: Predicted Mean Vote (thermal comfort)
PMV: Pre-Manufactured Value
PN: Prohibition Notice
PNEU: Pneumatic
PNG: Portable Network Graphics
PNL: Panel
PNT: Paint
PNT: Paint/Painted
PO: Private office
PO: Purchase Order
PoaP: Policy on a Page
PoC: Point of Contraflexure
POE: Post Occupancy Evaluation
POE: Power Over Ethernet.
POG: Planning Oversight Group
POL: Polish, Polished
POMI: Principles of Measurement (International)
PORC: Porcelain
PORT: Portable
PORV: Power-Operated Relief Valve
POS: Planning Officers Society
POS: Public Open Space
POT W: Potable Water
POT: Peak Over a Threshold
POV: Privately Owned Vehicle
PoW: Plan of Work
PP: Plaster, Painted, Power Panel, Precast Panel
PP: Polypropylene
PPA: Planning Performance Agreement
PPC 2000: Standard Form of Contract for Project Partnering
PPC: Permanent Painted Coatings
PPC: Pollution Prevention and Control
PPC: Polyester Powder-Coated (steel/aluminium)
PPC: Portland Puzzolana Cement
PPC: Post Practical Completion
PPC: Project Partnering Contract
PPD: Percentage People Dissatisfied (thermal comfort)
PPE: Personal Protective Equipment
PPG: Planning Policy Guidance
PPG: Pollution Prevention Guidelines
PPG: pollution prevention guidelines (Environment Agency)
PPL: Piling Platform Level
PPLV: Positively Pressurised Ventilated Lobby
Ppm: Parts Per Million
PPM: Planned Preventative Maintenance
PPM: Public Performance Measure
PPM: Pump Performance Monitoring (sheets)
PPP: Public Private Partnership
PPPP/4Ps: Public-Private Partnership Programme
PPS: Package Procurement Schedule
PPS: Planning Policy Statement
PPV: Peak Particle Velocity
PPW: Planning Policy Wales
PQ: Parliamentary Question
PQP: Project Quality Plan
PQPSP: Project Quality Plan for Small Projects
PQQ: Pre-Qualification Questionnaire
PQS: Professional Quantity Surveyor
PR: Pair
PR: Proposed Plan
PRA: Paint Research Association
PRA: Probabilistic Risk Analysis / Assessment
PRC: Precast
PRCST: Precast
PRE: Pitting Resistance Equivalent
PRE: Prefinished
PRE: public rescue equipment
PREFAB: Prefabricated
PRES: Pressure
PRESS: Pressure
PRF: Post and Rail Fence
PRF: Preformed
PRFMD: Preformed
PRI: Primary
PRIME: Private sector Resource Initiative for the Management of the Estate
PRINCE: PRojects IN Controlled Environments
PRISM: Policy Responsive Integrated Strategy Model
PRM: Person with Reduced Mobility
PRMLD: Premolded
PRN: Primary Route Network
PROBE: Post Occupancy Review of Buildings and their Engineering
PROPWET: Index of proportion of time that soils are wet
PROT: Protection, Protective
PRoW: public right of way
PRS: Pressure Reduction System
PRS: Private Rented Sector.
PRS: Property Repayment Scheme
PRSTR: Prestressed
PRTN: Partition
PRV: Pressure Reducing Valve
PRV: Pressure Relief Valve
PS: Planning Supervisor
PS: Plumbing Stack
PS: Polystyrene (insulation & suspended ceilings)
PS: Project Sponsor
PS: Provisional Sum
PSA: Public Service Agreements
PSBP: Priority School Building Programme
PSBP2: Priority School Building Programme: phase 2
PSBR: Public Sector Borrowing Requirement
PSC: Personal Services Company
PSC: Prestressed Concrete
PSC: Professional Services Contract
PSC: Public Sector Comparator
PSCP: Public Sector Partnering Contract
PSCS: Project Supervisor Construction Stage
PSD: particle size distribution
PSDP: Project Supervisor Design Process
PSDS: Product Safety Data Sheet
PSF: Pounds per square foot
PSF: Professional Service Firm
PSG: Project Steering Group
Psi: Pounds Per Square Inch
PSI: Pounds per square inch
PSI: proportion of sediment-sensitive invertebrates
PSIG: Pounds per square inch gage
PSNCR: Public Sector Net Cash Requirement
PSP: Post/Shoring/Polyethylene
pSPA: potential Special Protection Area
PSS: Public Sector Scheme.
PSU: Power Supply Unit
PSV: Passive Stack Ventilation
PSYM: Predictive SYstem for Multimetrics
PT: Paint, Point, Part, Potential Transformer
PT: Paper towel Dispenser
PT: Pressure Treated
PTAC: Packaged Terminal Air Conditioner
PTAL: Public Transport Accessibility Level
PTC: Post-Tensioned Concrete
PTD/R: Combination Paper Towel Dispenser/Receptacle
PTD: Painted, Paper Towel Dispenser
PTD: Product Transparency Declaration
PTE: Pre-Tender Estimate
PTF: Perfluorocarbon Tracer Gas (air infiltration testing)
PTF: Printed Electronics, including Polymer Thick Film Circuits
PTFE: Polytetrafluoroethylene
PTFE: Polytetrafluoroethylene (Teflon)
PTM: Patch To Match
PTM: Project Team Meeting
PTN: Partition
PTR: Paper Towel Receptacle
PTW: Permit To Work
PU: Planning Unit
PU: Policy Unit
PU: Polyurethane
PU: Public Utility
PUE: Power Usage Effectiveness
PUF: Polyurethane Foam
PUI: Peri-Urban Interface
PUK: Partnerships UK
PUR: Polyurethane (foam insulation, paints & coatings)
PV: Paving
PV: Photovoltaic
PV: Present Value
PVA: Polyvinyl Acetate (latex emulsion) (emulsion paint, bonding agents)
PVB: Polyvinyl Butyral (laminated glass)
PVC: Polyvinyl Chloride
PVC-U: Unplasticated Polyvinyl Chloride
PVF: Polyvinyl Fluoride (protective film)
PVF: Polyvinylidene Finish
PVG: Paving
PVMT: Pavement
PVS: Primary Vent Stack
PVT: Combined Photovoltaic and solar Thermal
PVT: Private
PW: Party Wall
PW: Pass Window
PWD: Permanent Works Designer
PWF: Post and Wire Fence
PWR: Power
PWR: Pressurised Water Reactor
PWS: Public Water Supply
q: Infiltration rate flow rate
QA: Quality Assurance
QAAHE: Quality Assurance Agency for Higher Education
QAC: Quality Assurance Committee
QbD: Quality by Design
QBD: Queen's Bench Division
QC: Quality Control
QD: Quantum Dot
QI: Quality Index
QMED: Median annual flood {with 1 in 2 (50%) annual probability event}
QMS: Quality Management System
QMT: Quality Management Toolkit
QRA: Quantitative / Quantified Risk Assessment
QS: Quantity Surveyor
QSPC: Quick-Setting Portland Cement
QT: Quarry Tile, Quart
QTO: Quantity Take Off
QTR: Quarter
QTY: Quantity
QUAL: Quality
QUANGO: Quasi Autonomous Non-Governmental Organisation ( 'arms-length' bodies, to which the government has devolved power)
QUANT: Quantity
R & R: Remove & Replace
R & S: Rod and Shelf
R&D&i: Research, Development and Innovation
R&D: Research and Development.
R&M: Repair and Maintenance.
R/E: Return / Exhaust
R: Render
R: Riser, Radius, Resistance, Relay Panel
R22: HCFC Refrigerant
R408A: HCFC Refrigerant
RA: Return Air, Registered Architect
RA: Route Availability
RAB: Resource Accounting and Budgeting
RAC: Refrigeration and Air-Conditioning
RACI: Responsible for, Authorize, Contribute to, Informed about
RAD: Radiator
RAD: Radius, Radiator
RADN: Radian
RAM: Route Asset Manager
RAMP: Route Asset Management Plan
RAMS: Risk Assessment Method Statements
Rats: Remote Access Terminals
RB: Resilient Bar [British Gypsum]
RB: Rubber, Rubber Base, Resilient Base
RBC: Rubber Base (Coved),
RBD: River Basin District
RBKC: Royal Borough of Kensington and Chelsea
RBM: Reinforced Bituminous Membrane (roofing)
RBP: Relationship-based project procurement
RBR: Rubber
RBS: Rubber Base (Straight)
RBT: Rabbet
RBU: Relay Base Unit
RC: Recycled Content
RC: Reflected Ceiling (plan)
RC: Reinforced Concrete
RC: Room Criteria (acoustics)
RCA: Recycled Crushed Aggregate
RCBO: Residual-Current Circuit Breaker with Overload Protection
RCC: Regional control centre
RCC: Reinforced Cement Concrete
RCCB: Residual-Current Circuit Breaker
RCD: Residual Current Device
RCF: Raised Computer Floor
RCP: Reflected Ceiling Plan
RCP: Reflected Ceiling Plan, Reinforced Concrete Pipe
RCS: Respirable Crystalline Silica
RD: Roof drain
RD: Roof Drain, Round, Receptacle Distribution Panel
RDA: Regional Development Agency (replaced by Local Enterprise Partnerships)
RDA: Regional Development Assembly
RDP: Registered Disabled Person
RDS: Room Data Sheet(s)
RdSAP: Reduced Data SAP
RE: Rodding Eye
REACH: Registration, Evaluation, Authorisation & Restriction of Chemicals
REBAR: Reinforcing Bar
REC: Receiver
REC: river ecosystem class
RECEP: Receptacle
RECP: Receptacle
RED: Reducer
REF: Refer, Reference, Refrigerator
ReFH: revitalised flood hydrograph
REFL: Reflected, Reflector
REFR: Refrigerate, Refrigerator
REG: Register, Regular
REGS: Regulations
REI: Request for Employer's Instruction
REINF: Reinforcement, or Reinforce
REIT: Real Estate Investment Trust
REJ: Reinforced Elastomeric Joints
REL: Recommended Exposure Limit
REM: Remove, Removable
REP: Real Estate Partnership
REQ: Require, Required
REQD: Required
RES: Resilient
RESIL: Resilient
REST: Resistance
RET: Return, Retaining
RETG: Retaining
REV DR: Revolving Door
REV: Reverse, Revise, Revision
RF: Radio Frequency
RF: Roof
RFC: Request for Change
RFC: Request for Comments
RFG: Roofing
RFI: Request for Information
RFP: Request for Proposal (also possibly Package or Price)
RFQ: Request for quote
RGB: Red Green Blue (LED)
RGH OPNG:Rough Opening
RGH: Rough
RGTR: Register
RH: Relative Humidity
RH: Right Hand, Reheat, Relative Humidity
RHC: Reheat Coil
RHI: Renewable Heat Incentive
RHMS: Round Head Machine Screw
RHPC: Rapid Hardening Portland Cement
RHR: Right Hand Reverse, Reheater
RHS: Rectangular Hollow Section
RHS: Revitalising Health and Safety
RHS: Right Hand Side
RHS: River Habitat Survey
RHWS: Round Head Wood Screw
RI: Railway Inspectorate
RIA: Regulatory Impact Assessment
RIAS: Royal Incorporation of Architects In Scotland
RIBA: Royal Institute of British Architects
RICS: Royal Institute of Chartered Surveyors
RICS: Royal Institution of Chartered Surveyors
RICT: River Invertebrate Classification Tool
RIDDOR: Reporting of Injuries, Diseases and Dangerous Occurrences Regulations
RIGS: regionally important geological and geomorphological site
RIM: Reservoir Inundation Mapping
RISKAT: Risk Assessment Tool
RL: Roof Level
RM: Repair and Maintenance
RM: Room
RMC: Ready Mix Cement
RMP: Relationship Management Plan
RMP: Risk Management Plan
RMS: Root Mean Squared
RMV: Remove
RN: Riser Nipple
RNA – Resource Natural Area
RNA: Remediation by Natural Attenuation
RNA: Remote Network Access
RNA: Retrospective Network Analysis
RNA: Risk Not Acceptable
RNCP: Request for Notification for change to Cost & Program
RNCP: Request for Notification of Cost & Programming Impact
RNG: Renewable Natural Gas (biogas)
RO: Regional office
RO: Renewables Obligation
RO: Rough Opening
ROB: Rod Out Basin
ROC: Renewables Obligation Certificate
ROI: Return on Investment
RoL: Rights of Light
Rospa: Royal Society For The Prevention of Accidents
ROW: Right of Way
RPA: Risk potential assessment
RPB: Regional Planning Body
RPC: Regional Prime Contracts
RPC: Regulatory Policy Committee
RPD: Resources and Planning Directorate
RPE: Respiratory Protective Equipment
RPG: Registered Park and Garden
RPM: Revolutions Per Minute
RPO: Redundancy Payments Office
RPO: Regulatory Reform (Fire Safety) Order 2005
RPP: Responsible Purchasing Policy
RPT: Repeat (like “Ditto”)
RPZ: root protection zone
RR: Railroad
RRC: Reducing Regulation Committee
RRO: Regulatory Reform Order
RS: risk score
RSA: Rolled Steel Angle
RSB B: Road Sound Barrier Board
RSCS: Responsible Sourcing Certification Scheme
RSHI: Rock Slope Hazard Index
RSI: Repetitive Strain Injury
RSJ: Rolled Steel Joist
RSL: Registered Social Landlords
Rsls: Registered Social Landlords
RSMD: rolling stock maintenance depot
RSPB: Royal Society for the Protection of Birds
RSS: Regional Spatial Strategy
RSSB: Rail Safety Standards Board
RSSB: Railway Safety and Standards Board
RT: Reverberation Time
RT: Rubber Tile, Right
RTD: River Terrace Deposits
RTMC: Regional technology maintenance contractor
RTN: Return
RTO: Research & Technology Organisation
RTPI: Royal Town Planning Institute
RTR/RR Rubber Tread/Rubber Riser
RTS: Robotic Total Station
RTU: Rooftop unit
Rubberized Bituminous Compound
RUDI: Resource for Urban Design Information
RUS: Route Utilisation Strategies
RV: Rateable Value
RV: Return Valve
R-value: thermal Resistance value of a material
RVS: Reverse Side
RVT: Rivet
RVTS: roadside vegetated treatment sites
RW: Redwood
RWA: Regional Water Authority
RWC: Rain Water Conductor
RWC: Responsible Welding Co-ordinator
RWD: Redwood
RWH: Rainwater Harvesting
RWL: Rain Water Leader
RWO: Rain Water Outlet
RWP: Rain Water Pipe
S & C: Switches and Crossings
S & T: Signal and Telecommunications
S and LP: Safety and Loss Prevention
S&C: Switches and Crossings
S&M: Surfaced & Matched
S&S: Stained & Sealed
S&V: Stain & Varnish
S&W: Soil and Waste (pipes)
S/NVQ / SVQ: Scottish Vocational Qualification
S/O: Set-out
S/S: Stainless Steel
S: Section
s: slope
S: South, Sealant, Supply, Sink
S4S: Surfaced 4 Sides
SA: Secrecy Agreement
SA: sustainability appraisal
SAAR: Standard Average Annual Rainfall
SAB: SuDS Approval Body
SABE: Strategic Advisory Body On Environment
SAC: special area of conservation
SAC: Special Areas of Conservation
SACT: Suspended Acoustical Tile
SAF: Service Affecting Failures
SAF: Site Assessment Forms
SALV: Salvage
SAN: Sanitary
SAP: Safety Assessment Principles
SAP: Safety Assurance Principles
SAP: Social Action Programme
SAP: Standard Assessment Procedure
SAP: Suspended Access Platform
SB / IMP: Security Breach / Incident Management Plan
SB: Setting Basin, Splash Block
SB: Steel Batten [British Gypsum]
SBC/AQ: With Approx Quantities
SBC/Q: With Quantities
SBC/XQ: Without Quantities
SBC: Standard Building Contract
SBCC: Scottish Building Contract Committee
SBD: Secured by Design
SBEM: Simplified Building Energy Model
SBI.: I site of biological importance: Grade I
SBI.: II site of biological importance: Grade II
SBI: site of biological importance/site of borough importance
SBP: Strategic Business Plan
SBP: Sustainable Building Product
SBP: Sustainable Buildings Philosophy
SBS: Sick Building Syndrome
SC: Safety Case
SC: Sky Component
SC: Solid Core, Short Circuit, Self Closing, Sill Cock
SC: Spacer Clip
SC: Starter Channel
SC: Stop Cock
SC: Sub Consultant
SCA: SubContract Administrator
SCBA: Self Contained Breathing Apparatus
SCC: Safety Case Co-Ordinator
SCC: Scheme for Construction Contracts
SCC: Situations Co-Ordination Centre
SCC: Stress-Corrosion Cracking
SCD: Seat Cover Dispenser
SCE: Safety Critical Element
SCFT: Structural Clay Facing Tile
SCH: Schedule
SCHAM: Safety Case Handling and Assessment Manual
SCHED: Schedule
SCI: Site of Community Importance
SCI: Statement of Community Involvement.
SCIEP: Supply Chain Information Execution Plan (BIM)
SCL: Sprayed Concrete Lining
SCM: Supply Chain Management
SCMI: Structures Condition Marking Index
SCoP: Seasonal Coefficient of Performance
SCOSS: Standing Committee On Structural Safety
SCR: Safety Case Regulations
SCR: Screen
SCUP: Scupper
SCWD: Solid Core Wood
SD: Smoke Detector
SD: Soap dispenser
SD: Soap Dispenser
SDA: Service Delivery Agreement
SDG: Sustainable Development Goal
SDK: Software Development Kit
SDLT: Stamp Duty Land Tax
SDS: Safety Data Sheet
SDU: Sanitary Disposal Unit
SE: Services Engineer
SE: Social Enterprise
SE: Societas Europaea
SE: Structural Engineer
SE: Systems Engineering
SEAL: Sealant
SEC: Second, Section, Secondary, Security System
SECG: Specialist Engineering Contractors Group
SECT: Section
SECY: Secretary
SED: Sewage Ejector Discharge
SED: special engineering difficulties
SEDBUK: Seasonal Efficiency of Domestic Boilers in the UK
SEEBP: South East England Biodiversity Partnership
SEER: Seasonal Energy Efficiency Ratio
SEL: Select
SELECT: Electrical Contractors Association of Scotland
SELV: Safety Extra Low Voltage
SEM: Scanning Electron Microscopy
SEPA: Scottish Environmental Protection Agency
SER: Senior Executive Responsible
SERV: Service
SEV: Sewage Ejector Vent
SEV: Sex Entertainment Venue
SevEx: Severity and Extent
SF: Square Foot
SF: Square Footage
SF: Strip Footing
SFA: Standard Form of Agreement / Appointment
SFAIRP: So Far As Is Reasonably Practicable
SFCA: Standard Form of Cost Analysis
SFGL: Safety Glass
SFM: Sustainable Forest Management
SFQP: Short Form Quality Plan
SFRA: Strategic Flood Risk Assessment
SFRS: Scottish Fire and Rescue Service
SFS: Steel Framing System
SGAR: Stage gate assessment review
SGEI: Services of General Economic Interest
SGG: Structural Glazing Gasket
SGHWR: Steam Generating Heavy Water Reactor
SGS: Silicone Glazing Sealant
SGSA: Supply of Goods and Services Act 1982
SGV: Soil Guideline Values
SH: Shelf, Sheet, Shower
SHAD: Safety & Health Awareness Day
SHE: Safety, Health & Environment (Rules)
SHEQ: Safety, Health, Environment and Quality (Management/ Report)
SHEVS: Smoke, Heat, Exhaust and Ventilation Systems
SHGC: Solar Heat Gain Coefficient.
SHMA: Strategic Houding Market Assessment.
SHR: Shower
SHS: Square Hollow Section
SHT: Sheet
SHTH: Sheathing
SHTHG: Sheathing
SHW: Specification for Highway Works
SHWR: Shower
SI: Le Système International d'Unités (The International System of Units)
SI: Statutory Instrument
SI: Systeme Internationale
SIC: Standard Industrial Classification
SID: Scope Interface Drawings
SIG: Signal
SIG: Super Insulated Glazing
SIL: strategic industrial land
SIM: Similar
SIM: Structural Information Model
Simply Supported
SINC: site of importance for nature conservation
SINCS: Sites of Importance for Nature Conservation
SIP: Site Inspection Programme
SIPs: Structural Insulated Panel system
SIR: Specialist Inspection Report
SIT: Strategic Infrastructure Tariff
SJS: Silicone Joint Sealant
SK: Sink
SKL: Skylight
SL: Siamese Line
SL: Sill Level
SL: Sky Light
SL: Soffit Level
SLA: Service Level Agreement
SLA: special landscape area
SLAM: Stop Look Assess Manage
SLI: site of local importance
SLINC: site of local importance for nature conservation
SLOT: Slotted
SLS: Serviceability Limit State / Service Limit State
SLV: Sleeve
SM: Site Manager
SMART: Simple Multi-Attribute Rating Technique (value management)
SMART: Specific, Measurable, Achievable, Realistic and Timebound
SMC: Scheduled Monument Consent
SMD LED: Surface-Mounted LED -
SMD: soil moisture deficit
SME: Small and Medium-Sized Enterprises
SME's: Small and Medium Enterprises
SMI: Site of Metropolitan Importance
SMINC: Site of Metropolitan Importance for Nature Conservation
SMM: Standard Method of Measurement
SMM7: Standard Method of Measurement, 7th Edition
SMP: Standard Method and Procedure
SMP: Statutory Maternity Leave
SMR: Scope and Methodology Report
SMR: Senior Management Review
SMR: Sites and Monuments Record
SMS: Safety Management System
SMT: Surface-Mount Technology
SNA: Security Needs Assessment
SNCI: Site of Nature Conservation Interest
SND: Sanitary Napkin Dispenser
SNGG: Sponge Neoprene Glazing Gasket
SNICS: Sites of Nature Conservation Importance
SNP: Satin Nickel Plated
SNR: Sanitary Napkin Receptacle
SNT: Sealant
SNTB: Sub National Transport Body
SO: Set Out
SOA: Schedule of Accommodation
SoFA: Statement of Funds Available
SOI: Sustainability-Oriented Innovation
SOL: Setting-Out Line
SOL: Shortage Occupation List
SOM: soil organic matter
SOP: Setting-Out Point
SOP: Summary of Proposals
Sops: Standard Operating Procedures
SoS: Secretary of State
SOU: Separate Operational Units
SoW: Scope of Works
SoW: Summary of Works
SP / ST: Sole proprietorship/sole trader
SP: Shaver Point
SP: Soil Pipe
SP: Soil Pipe, Standpipe, Soundproof, Single Pole
SPA: special protection area
SPA: Special Protection Areas
SPAB: Society for the Protection of Ancient Buildings
SPC: Spacer
SPC: Special Practice Consultant
SPC: Special Purpose Company
SPD: Strategic Planning and Development
SPD: Sump Pump Discharge
SPD: Supplementary Planning Document
SPDT: Single Pole Double Throw
SPDT: Single Pole Double Throw Switch
SPE: Special Purpose Entity (company)
SPEC: Specification
SPEC: Specification, Specifications
SPECS: Specifications
SPG: Supplementary Planning Guidance
SPI: Serious Professional Incompetence
SPI: Single Project Insurance
SPI: site pollution index
SPK: Speaker
SPL: Sound Pressure Level
SPL: Special
SPLR: Sprinkler
SPM: Sprinkler Main
SPP: Scottish Planning Policy
SPP: Skim Coat Plaster Painted
SPPI: Single Project Professional Indemnity insurance
SPR: Standard percentage runoff
SPRHOST: Standard percentage runoff derived using the HOST soil classification
SPS: Stone Paving Slabs
SPST: Single Pole Single Throw
SPST: Single Pole Single Throw Switch
SPT: Standard Penetration Test
SPV: Special Purpose Vehicle / Special Project(s) Vehicle
SPZ: source protection zone
SQ: Square
SQA: Suitably Qualified Acoustician
SQL: Structured Query Language
SQUIRE: Service Quality Inspection Regime
SR: Stage Review
SRA: Strategic Rail Authority
SRC: Sulphate Resisting Cement
SRHRV: Single Room Heat Recovery Ventilator
SRM: Safety Risk Model
SRN: Strategic Road Network
SRO: Senior Responsible Owner
SRPC: Sulphate-Resisting Portland Cement
SRS: Strategic Route Section
SRSCR: Safety Representatives and Safety Committees Regulations 1977
Ss: Sections
SS: Stainless Steel
SS: Stainless Steel, Set Screw, Soil Stack, Service Sink, Slop Sink
SS: Stereo Speaker
SSD: Sub-soil Drain
SS-DS: Schedule of Design Services
SSG: Structurally Silicone Glazed
SSGS: Silicone Structural Glazing Sealant
SSHI: Soil Slope Hazard Index
SSIP: Safety Schemes in Procurement
SSK: Service Sink
SSL: Structural Slab Level: the level at the top of the concrete slab
SSL: Structure Surface Level
SSME: Senior Structure Maintenance Engineer
SSoS: Single Source of Truth
SSoW: Safe System of Work
SSPC: Super-Sulphated Portland Cement
SS-RS: Schedule of Role Specifications
SSS: Silicone Sanitary Sealant
SSSI: Site of Specific Scientific Interest
SSSO: Single Switched Socket Outlet
SST: Stainless Steel
SSTL: Stainless Steel
ST W: Storm Water
ST: Solar Thermal
ST: Straight, Storm Water
STA: Station
STAGE: Safety Targeted Assessment via Gateway Evaluation
STATS: various companies and agencies with legal rights to carry out certain development and highways works: e.g. utilities, telecoms and Network Rail
STC: Sound Transmission Class
STD: Standard
STEEP: Socio-cultural, Technological, Economic, Environmental, Political
STEEPLE: Social, Technological, Economic, Ethical, Political, Legislative, Environmental
STEL: Short Term Exposure Limit
STEM: Science, Technology, Engineering and Mathematics
STEP: Sustainable Technologies Evaluation Program
STEPS: Strategic Transfer of the Estate to the Private Sector
STG: Storage, Seating
STGG: Structural Glazing Gasket
STGR: Stagger
STIFF: Stiffener
STK: Stack
STL: Steel
STM: Steam
STO: Storage
STOR: Storage
STP: Standard Temperature & Pressure, Standpipe
STP: Station Travel Plan
STR: Straight (re-bars), Strainer, Structural, Starter
STRL: Structural
STRT: Straight
STRUC: Structural
STRUCT: Structural
STRUCT: Structure
STWY: Stairway
SUCT: Suction
SuDS: sustainable drainage system
SUDS: Sustainable Urban Drainage Systems
SUPP: Supplementary, Supplement
SUPT: Superintendent
SUR: Surface
SUSP: Suspended, Suspend
SV: Safety Relief Valve
SV: Safety Valve
SVOC: Semi-Volatile Organic Compound
SVP: Soil Vent Pipe
SW: Self Weight
SW: Small Works
SW: Stone Wall
SW: Switch
SWBD: Switchboard
SWC: surface water crossing
SWGR: Switchgear
SWH: Solar Water Heating
SWI: Solid Wall Insulation
SWL: Safe Working Load
SWL: Sound Power Level
SWM: surface water management
SWMP: Site Waste Management Plan
SWOT: Swot Analysis: “Strenghts, Weaknesses, Opportunities, Threats”
SWP: Safe Working Pressure
SWSC: Short Wave Shading Coefficient
SXZ: Point layer providing 1D-2D link within TUFLOW
SY: Square Yard
SYM: Symmetrical
SYN: Synthetic
SYS: System
T&B: Top and Bottom
T&G: Tongue & Groove
T&G: Tongued and Grooved
T&M: Taps and Mixers
T&M: Time and Materials
T&P: Temperature & Pressure Relief Valve
T/: Top
T: Tonne(s)
T: Tread, Thermostat, Tee
TA: Technical Advisor
TA: To Above
TA: To Above (services)
TA: transport assessment
TABS: Thermal Active Building System / Thermo Active Building System
TAC: Task / Ambient Conditioning
TAG: Technical Advisory Group
TAN: Tangent
TAN: Technical Advice Note
TB: Tie Beam
TB: To Below
TB: Towel Bar
TBA: To Be Arranged / Approved
TBC: To Be Confirmed
TBM: Temporary Bench Mark
TBM: Temporary BenchMark
TBM: Tunnel Boring Machine.
TC: Top of Curb, Terracotta
TC: Town council
TCA: Transforming Construction Alliance
TCB: Tension Control Bolt
TCC: Technology and Construction Court
TCLO: Telephone Closet
TCMI: Tunnel Condition Marking Index
TCPA: Town and Country Planning Association
TCPSA: Town and Country Planning (Scotland) Act 1972
TCQ: Time Cost Quality
TCS: Terne Coated Stainless Steel
TD: Trench Drain
Tdb: Dry Bulb Temperature
TDD: Tubular Daylight Devices (see daylight systems)
TDS: Tenancy Deposit Scheme
TDS: Total Dissolved Solids
TEAM: Technically Evaluated Advisory Materials
TEL CL: Telephone Closet
TEL: Telephone
TEMP: Temporary, Tempered, Temperature
TEN: Temporary Event Notice
TEN: Tenant
TER: Target Emission Rate (see emission rates)
TER: Terrazzo
TERM: Terminal
TERR: Terrazzo
TET: Total Energy Transmittance
TFA: Total Floor Area.
TFC: Tapered Flange Channel
TFEE: Target Fabric Energy Efficiency
TFL: Thermally Fused Laminate
tg: Globe Temperature.
TG: Tongue and Groove
TGL: Toggle
TGWU: Transport and General Workers Union
TGWU: Transport and General Workers' Union
TH: Thermostat
THI: Townscape Heritage Initiative
THK: Thick
THK: Thick, Thickness
THKNS: Thickness
THR: Threshold
THRESH: Threshold
THRM: Thermal
THRMST: Thermostat
THRU: Through
TIA: Telecommunications Industry Association
TIDP: Task Information Delivery Plan
TIF: Tax Incremental Financing
TIG: Tungsten Inert Gas
TIM: Transparent Insulation Materials
TIStructE: Technician of the Institution of Structural Engineers
TKBD: Tackboard
TL: Twist Lock (receptacle)
TLT: Toilet
TLTV: Timber Traceability & Traceability Verification
TM: Traffic Management
TMC: Total Material Consumption
TMCSD: European Temporary or Mobile Construction Sites Directive
TME: Track Maintenance Engineer
TMICE: Technician Member of the Institution of Civil Engineers
TMP: Thermal Mass Parameter
TMR: Total Material Requirements
TMV: Thermostatic Mixer Valve
TO: Top of
TOB: Top of Beam
TOC: Top of Concrete
TOC: total organic carbon
TOC: Train Operating Company
ToE: Terms (and Conditions) of Engagement
TOF: Top of Footing
TOL: Tolerance
TOS: Top of Steel / Slab
TOW: Top of Wall
TOX: Toxicological Reports
Tp(0): Time to peak of the instantaneous unit hydrograph
TP: Thermoplastic
TP: Toilet Paper Dispenser
TP: Top of Pavement
TP: Trial Pit
TPD: Toilet paper Dispenser
TPH: Toilet Paper Holder
TPH: total petroleum hydrocarbon
TPI: Tender Price Indices
TPO: Thermoplastic Olefin
TPO: Tree Preservation Order
TPP: Timber Procurement Policy
TPTN: Toilet Partition
TQ: Technical Query
TQ: Total Quality
TR: Technology Readiness
TR: Tread, Transom
TRaCCA: Tomorrow's Railway and Climate Change Adaptation
TRANS: Transformer, Translucent
TRANSEC: TRANsport SECurity regulator
TRAV: Travertine
TRD: Tread
TRM: Technical Reference Manual
TRO: Traffic Regulation Order
TRV: Thermostatic Radiator Valve
TS: Time Switch
TSA: Tenant Services Authority (now absorbed into Homes England)
TSC: Term Services Contract
TSC: Total Shading Coefficient.
T-Sheet: Technical Reference Sheet
TSL: Top of Slab
TSR: time series rainfall
TSS: total suspended solids
TST: Top of Steel
TSTAT: Thermostat
TT: Terrazzo Tile, Traffic Topping
TTC: Telephone Terminal Closet
TTO: Temporary Traffic Order
TTRO: Temporary Traffic Regulation Order
TTWA: Travel To Work Area
TU: Trade Union
TUC: Trades Union Congress
TUFLOW: Two-dimensional hydraulic modelling software built by BMT WBM
TUPE: The Transfer of Undertakings (Protection of Employment) Regulations 1981
TV: Television
TVOC: Total Volatile Organic Compound (levels)
TW: Thames Water
TW: Top of Wall, Thin Wall (conduit), Tempered Water
TWA: Time Waited Average
TWA: Time-Weighted Average
TWAO: Transport and Works Act order
Twb: Wet Bulb Temperature
TWC: Temporary Works Co-ordinator
TWI: Training Within Industry
TWR: Travelling Wave Reactor
TWS: Temporary Works Supervisor
TXV: Thermal Expansion Valve
TYP: Typical
TZ: Terrazzo
U/S: Underside
UA: Unit of Account
UAD: Urban Archaeological Databases
UB: Universal Beam
UBC: Uniform Building Code
UC: Undercut
UC: Universal Column
UCATT: Union of Construction, Allied Trades and Technicians
UCC: Universal Copyright Convention
UCITS: Undertakings for Collective Investment in Transferable Securities
UCO: Town and Country (Use Classes) Order
UCO: Use Classes Order
UCTA: Unfair Contract Terms Act
UCWI: urban catchment wetness index
UDC: Universal Decimal Classification
UDC: Urban District Council
UDI: Useful Daylight Illuminance
UDL: Uniformly Distributed Load
UDP: Unitary Development Plan
UEL: Upper Exposure Limit
UF: Under Floor
UF: Urea Formaldehyde
UFAD: Underfloor Air Distribution
UFAS: Unwanted Fire Alarm Signal
UfH: Underfloor Heating
UFS: Universal Frame System
UH: Unit Heater
UHI / UHIE: Urban Heat Island Effect
UHPC: Ultra High-Performance Concrete / Ultra high performance fibre concrete.
UK: United Kingdom
UKAPIS: United Kingdom Air Pollution Information System
UKAS: United Kingdom Accreditation Service
UKCCRA: United Kingdom Climate Change Risk Assessment
UKCG: UK Contractors Group
UKCIP: United Kingdom Climate Impacts Programme
UKCP: UK Climate Projections
UKCP09: United Kingdom Climate Projections 2009
UK-GBC: UK Green Building Council
UKTA: UK Thermography Association
UKWIR: UK Water Industry Research
UL: Underwriters' Laboratories
UL: Upper Level
ULS: Ultimate Limit State
UNEX: Unexcavated
UNEXC: Unexcavated
UNF: Unfinished
UNFCCC: United Nations Framework Convention on Climate Change
UNFIN: Unfinished
Uniclass: Unified Classification for the Construction Industry
UNO: Unless Noted Otherwise
UON: Unless Otherwise Noted
UP: Unpainted
UP: Unsaturated Polyester (paint, powder coatings, & bituminous felt)
UPC: Unacceptable Professional Conduct
UPF: Uranium Processing Facility
UPS: Uninterrupted Power Supply
uPVC: Unplasticated Polyvinyl Chloride (rainwater, soil & waste pipes, & roof sheeting)
UR: Urinal
URBAN: Flood Studies Report index of fractional urban extent
URBEXT1990: FEH index of fractional urban extent
URBEXT2000: Revised index of urban extent, measured differently from URBEXT1990
URF: User Related Function
US: metric units of R-value
US: Ultimate State
USF: Usable Square Feet / Footage
USFB: Ultra Shallow Floor Beam
USG: United States Gauge, United States Gypsum Company
USP: Unique Selling Point
USS: United States Standard
UST: Underground Storage Tank
UT: Utility
UTCCR: Unfair Terms in Consumer Contracts Regulations
UTL: Unable To Lift
UTL: Utility
UTS: Ultimate Tensile Strength
UV: Ultra Violet
U-value: energy efficiency value of a material
UWC: User Worked Crossing
UWED: Use of Work Equipment Directive (EC)
UWFS: Unwanted Fire Signal
UXO: Unexploded Ordnance
V/A: Visual Aid
V: Volt, Valve, Vinyl, Vent, Ventilator
VA: Value Analysis
VA: Virtual Assistant
VA: Volt Ampere
VAC: Vacuum
VACBR: Vacuum Breaker
VAR: Varnish, Varies
VAT: Value Added Tax
VAT: Vinyl Asbestos Tile
VAV: Variable Air Volume
VAWT: Vertical Axis Wind Turbine
VB: Vapor Barrier, Valve Box, Vinyl Base, Vacuum Breaker
VBC: Vinyl Base (Coved)
VBS: Vinyl Base (Straight)
VC: Varnished Cambric
VCD: Volume Control Damper
VCL: Vapour Control Layer
VCM: Vinyl Chloride Monomer
VCP: Vitrified Clay Pipe
VCP: Volume Change Potential (of ground clays)
VCT: Vinyl Composition Tile
VDU: Visual Display Unit
VE: Value Engineering
VEH: Vibration Energy Harvesters
VENT: Ventilate, Ventilator
VERT: Vertical
VEST: Vestibule
VET: Vocational Education and Training
VF: Vinyl Fabric
VFD: Variable Frequency Drive
VFGT: Vinyl Foam Glazing Tape
VFM/VfM: Value for Money
VHR: Ventilation Heat Recovery
VIF: Verify In Field
VIF: Verify In the Field
VIN: Vinyl
VIT: Vitreous
VLT: Vault
VM: Value Management
VMU: Vehicle Maintenance Unit
VMU: Vertical Mixed Use
VMU: Visual Mock-Up
VNMS: Variable Wall Mining System
VNR: Veneer
VO: Variation Order
VOC: Volatile Organic Compound
VOL: Volume
VP: Vacant Possession
VP: Vapor Proof, Vent Pipe
VP: Vent pipe
VPA: Voluntary Partnership Agreement
VPC: Veterinary Products Committee
VPN: Virtual Private Network
VPT: Vibration Panel Technology
VR: Vapor Retarder, Vacuum Return, Vertical Riser
VRF: Variable Refrigerant Flow
VRM: Vermiculite
VRMP: Value and Risk Management Protocol
VRV: Variable Refrigerant Volume (condenser unit)
VS: Vent Stack
VSC: Voluntary Safety Cases
VSD: Variable Speed Drive
VST: Vicat Softening Temperature
VT: Vinyl Tile
VTG: Variable Transmission Glazing
VTR: Vent Through Roof
VWC: Vinyl Wall Covering
VWF: Vibration White Finger
W&M: Washburn & Moen Gauge
W/: With
W/O: Without
W/W: Weight For Weight
W: West, Width, Wide, Watt, Waste, Water, Water Main
WA: Water Authority
WAG: Welsh Assembly Government
WAHR: Work At Height Regulations (2005)
WAINS: Wainscot
WAP: Wireless Access Point.
WB: Welded Beam
WB: Wet Bulb
WB: Wood Base
WBGT: Wet Bulb Globe Temperature
WBP (ply): Water & Boil Proof (ply)
WBP: Weather & Boil Proof
WBS: Wood Burning Stove
WBS: Work Breakdown Structure (NRM2)
WC: Soil wetness class
WC: Water Closet
WC: Watercloset
WC: Week Commencing
WC: Welded Column
WC: Wetness Class
WCA: Wildlife and Countryside Act
WCML: West Coast Main Line
WCS: water cycle strategy(ies)
WD: Wood
WD: Working Drawing
WDA: Writing Down Allowances (See Business Premises Renovation Allowance (BPRA))
WDP: Wood, Painted
WDSS: Wood, Stained & Sealed
WDW: Window
WE: Work Experience
WebTAG: Web Transport Analysis Guidance
WEC: Work of Engineering Construction
WEL: Workplace Exposure Limits (See COSHH)
WeLHAM: West London Highway Assessment Model
WEMS: Wireless Energy Management Systems.
WER: Window Energy Rating
WF: Wide Flange (structural steel)
WFD: Water Framework Directive
WFS: Water Flow Switch
WG: Wired Glass
WG: Working Group
WGCG: Warwickshire Geological Conservation Group
WGL: Wire-Glass
WH: Water Heater, Wall Hung, Wall Hydrant
WHB: Wash Hand Basin
WHCS: Welsh Housing Condition Survey
WHO: World Health Organisation
WHQS: Welsh Housing quality Standards
WI: Work Instruction
WI: Wrought Iron
WID: Waste Incineration Directive
WIMD: Welsh Index of Multiple Deprivation
WIN: Window
WIP: Work in Progress
WIR: Walk In Robe
WISER: Wellbeing: Improving Satisfaction of End users in Refurbishment
WL: Wall Light
WL: Water Level
WLC: Whole Life Carbon
WLC: Whole Life Costing / Cost
WLR: Weekly Law Reports
WM: Washing Machine
WM: Wire Mesh, Water Meter
WMF: Wire Mesh Fence
WMIA: Woodworking Machinery Importers' Association
WML: Wireless Markup Language
WMS: Warehouse Management System
WO: Welsh office
WP: Waste Pipe
WP: Waterproof, Working Point, Working Pressure, Weatherproof
WP: Without prejudice
WP: Word Processing
WPC: Wood Plastic Composite
WPF: Wooden Panel Fence
WPQR: Welding Procedure Qualification Record
WPR: Waterproofing
WPS: Welding Procedure Specification
WPT: Working Point
WPZ: Water Protection Zone
WR: Water Resistant, Water Repellant, Waste Receptacle
WRA – Working Rule Agreement.
WRA: Waste Regulation Authority
WRAP: Waste & Resources Action Programme
WRAP: Winter rainfall acceptance potential
WRAS: Water Regulations Advisory Scheme
WRD: Wardrobe
WRRS: Work-Related Road Safety
WRSTP: Weatherstripping
WS: Weatherstripping, Water Stop
WSCT: Wainscot
WSHP: Water Source Heat Pump
WSI: Written Scheme of Investigation
WSN: Wireless Sensor Node
WSUD: water sensitive urban design
WT: Weight, Water Table, Watertight
WTL: Water Technology List (see ECA Water Scheme)
WVNR: Wood Veneer
WVP: Waste Vent Pipe
WW: Window Wall
WWF: Welded Wire Fabric
WWM Regs: The Woodworking Machines Regulations
WWREA: Wire and Wire Rope Employers Association
X HVY: Extra Heavy
X STR: Extra Strong
xBIM: eXtensible Building Information Modelling
XCF: eXperimental Computing Facility
XH: Extra Heavy
XPS: Extruded Polystyrene
XRD: X-Ray Diffraction
YD: Yard
YP: Young Person
YR: Year
YTS: Youth Training Scheme
ZOI: Zone of Influence
ZOPA: Zone of possible agreement
ZTV: zone of theoretical visibility

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