Overview of acronyms and abbreviations most commonly used in construction and building industry
2
@ - At (the rate of)
" - Inch
# - Number. or Pound
2-PSS - Two-Part Polysulfide Sealant
2-PUMS - Two-Part Polyurethane Modified Sealant
2XG - Door with One Glazed and One Solid Panel (British building industry)
2XGG - Door with 2 Glazed Panels (British building industry)
3
3D BIM - 3D building information modeling
A
A - Ampere; Area; Acre; Alcove; Compressed Air Lines
AAPBS - Australian Association of Permanent Building Societies
AB - As Built
AB - Anchor Bolt
AB - Asbestos Board
ABESA - As-Built Engineering Specification Archive
ABGR - Australian Building Greenhouse Rating (scheme)
ABGTS - Auxiliary Building Gas Treatment System
ABHRS - As Built Hardware Reporting System
ABIST - Automatic Built In Self Test (IBM)
ABITE - Antenna Built-In Test Equipment
ABPL - As-Built Parts List
ABPT - Ancoats Buildings Preservation Trust
ABRR - As Built Reverification Record
ABS - Acylonitrile Butadiene Styrene
ABS - American Bureau of Shipping
ABSIC - Advanced Building Systems Integration Consortium (Carnegie Mellon University research consortium)
ABV - Above
A&E - Architecture and Engineering
A/C - Air Conditioning (air conditioner)
AC Asphalt Concrete
AC Alternating Current
AC - Acoustical
ACA – Ammoniacal Copper Arsenate (lumber treatment agent)
ACC - Access
ACCU - Air Cooled Condensing Unit
ACF - Architectural Concrete Finish
ACFL - Access Floor
ACH – Air Changes per Hour
ACI - American Concrete Institute www.concrete.org
ACL - Across the Line
ACPL - Acoustical Plaster
ACR - Acrylic
ACS - American Construction Society
ACST - Acoustic
ACT - Acoustical Tile
ACT - Actual
A/D - Analog/Digital
AD - Access Door
AD - Area Drain
ADA - Americans with Disabilities Act of 1992
ADA – Airtight Drywall Approach (barrier)
ADAAG - Americans with Disabilities Act Architectural Guidelines
ADC - Average Daily Consumption
ADD - Addendum
ADD - Addition
ADDL - Additional
ADH - Adhesive
ADJ - Adjust
ADJ - Adjustable
ADJ - Adjacent
ADR - Aluminium Dome Roof
ADR - Alternative Dispute Resolution
AEC - Architecture, Engineering, and Construction
AEDC - Award Engineering/Design Contract
AF - Above the Floor; Above Floor
AFF - Above Finished Floor
AFL - Above Floor Level; Above Finished Level
AFUDC - Allowance for Funds Used During Construction
AFUDC - Accumulated Funds Used During Construction
AFUE - Annual Fuel Utilization Efficiency (rating)
AG - Agricultural pipe drain
AG – Above Grade (above ground)
AGA - American Gas Association
AGC - Associated General Contractors
AGG - Aggregate
AGGR - Aggregate
AGL - Above Ground Level
A/H - After Hours
AHMCT - Advanced Highway Maintenance and Construction Technology Research Center (University of California, Davis)
AHU - Air Handling Unit
AI - Artificial Intelligence
AIA - American Institute of Architects http://www.aia.org
AIA - American Insurance Association http://www.aiadc.org/aiapub/
AIADC - Ab Initio Third-Order Algebraic Diagrammatic Construction Green Function Method
AIC - Amperes Interrupting Circuit
AIEE - American Institute of Electrical Engineers http://en.wikipedia.org/wiki/American_Institute_of_Electrical_Engineers
AISC - American Institute of Steel Construction http://www.aisc.org
AISCI - American Institute of Steel Construction, Inc.
AISI - American Iron and Steel Institute http://www.steel.org
AIVC - Air Infiltration and Ventilation Centre
AL - Aluminum
ALARA - As Low As Reasonably Achievable
ALARP - As Low as Reasonably Practicable
ALM - Alarm
ALS - Acrylic Latex Sealant
ALT - Alternate
ALT - Alteration
ALT - Altitude
ALUM - Aluminum
AMB - Ambient
AMP - Ampere
AMP - Ampacity
AMPY - Ampere
AMT - Amount
AN - Anode
ANCH - Anchor
ANCH - Anchorage
ANN - Annunciator
ANOD - Anodized
ANSI - American National Standards Institute http://www.ansi.org
ANT - Antenna
AOV - Air Operated Valve
AP - Access Panel
APD - Automated Piping Design
API - American Petroleum Institute http://www.api.org
APEO - Association of Professional Engineers of Ontario http://www.peo.on.ca
APPD - Approved
APPROX - Approximate
APPRICOD - Assessing the Potential of Plastics Recycling in the Construction and Demolition Activities
APRP - Architectural Practice Research Project
APRVD - Approved
APT - Apartment
APX - Approximate
AR - Acid Resisting
ARCH- Architect
ARCH - Architectural
ARHCA - Alberta Roadbuilders and Heavy Construction Association (Canada) http://www.arhca.ab.ca
ARS - Asbestos Roof Shingles
AS - Acoustic Sealant
ASB - Asbestos
ASC - Above Suspended Ceiling
ASEA - American Society of Engineers and Architects
ASID - American Society of Interior Designers
ASCE - American Society of Civil Engineers http://www.asce.org
ASCII - American Standard Code for Information Interchange
ASF - Assignable Square Feet
ASME - American Society of Mechanical Engineers http://www.asme.org
ASP - Aluminium Steel Polyethylene
ASPH - Asphalt
ASHRAE - American Society of Heating, Refrigerating and Air-Conditioning Engineers http://www.ashrae.org
ASSEM - Assemble
ASSOC - Association
ASSOC - Associate
ASSY - Assembly
ASTM - American Society for Testing and Materials http://www.astm.org
AT - Asphalt Tile
AT - Asphalt Tile
ATC - Acoustical Tile Ceiling
ATF - Along Top Flange
ATTEN - Attenuation
ATM - Automatic Teller Machine
ATM - Atmospheric
AUP - Average Unit Price
AUTH - Authorized
AUTO - Automatic
AVG - Average
AW - Acid Waste
AWEA - American Wind Energy Association
AWG - American Wire Gauge
AWM - Automatic Washing Machine
AWO - Additional Work Order
AWS - American Welding Society www.aws.org
AWWA - American Water Works Association
AX - Axis
B
B - Boiler
B - Bathroom
B - Bidet
B2B - Brick to Brick
B & B - Balled and Burlapped
B & B - Bell and Bell
B to B - Back to Back
B to B - Brick to Brick
B & F - Bell and Flange
B & S - Bell and Spigot
B & S - Brown & Sharp
B/ - Bottom (of)
BA - Bulb Angle
BAL - Balance
BAL - Ballast
BAF - Baffle
BB - Buffalo Box
BB - Ball Bearing
BB - Bulletin Board
BBD - Bulletin Board
BBD - Boiler Blow Down
BBL - Barrel
BBS - Bulletin Board Service
BC - Broom Closet
BCBC – British Columbia Building Code
BCI - Building Construction Industry
BCSA - British Constructional Steelwork Association
BD&C - Building Design & Construction
BDL - Bundle
BDP - Building Design Partnership
BDR - Blast Design Requirement
BDRM - Bedroom
BDY - Boundary
BEAST - Building Evaluation and Screening Tool
BEL - Below
BET - Between
BETW - Between
BEDD - Basic Engineering Design Data
BEV - Bevel
BF - Board Foot
BF - Back Face
BF - Bottom Face
BF - Both Faces
BF - Boiler Feed
BFP - Backflow Prevention
BFW - Boiler Feed Water
BG - Bag (e.g., of cement)
BHD - Bulkhead
BHP - Brake Horsepower
BICSI - Building Industry Consulting Services International
BIM - Building Information Modeling
BIPV - Building Integrated Photovoltaics
BIT - Bituminous
BJF - Bituminous Joint Filler
BKR - Breaker
BL - Base Line
BL - Building Line
BL - Block
BLDG – Building
BLK - Block
BLKG - Blocking
BLO - Blower
BLR - Boiler
BLT - Borrowed Lite
BLT - Bullet Tips (Hinges)
BLT-IN - Built-In
BM - Bending Moment
BM - Beam
BM - Bench Mark
BMT - Butyl Mastic Tape Sealant
BN - Bullnose
BNC – Bayonet Nut Coupling
BNC - British National Connector
BNDG - Bending (re-bars)
BNS - Business Network Services
BNT - Bent
BO - Blow Off
BOF - Bottom of Foundation
BOP - Bottom of Pipe
BOT - Bottom
BP - Base Plate
BP - Blueprint
BP - Bypass
BPL - Bearing Plate
BQ - Bendable Quality
BR - Bedroom
BR - Brick
BR - Brass
BR - Boiler Room Branch
BRA - Building Risk Assessment
BRDG - Bridge, Bridging
BRG - Bearing
BRK - Brick
BRKR - Breaker
BRKT - Bracket
BRS - Butyl Rubber Sealant
BRS - Brass
BRZ - Bronze
BRZG - Brazing
BS - Backset
BS - Bio Sludge
BS - Bluestone
BS - Both Sides
BS - British Standards
BS - British Steel
BSC - Business Steering Committee
BSD - Building Standards Division
BSI - British Standards Institute
BSMT - Basement
BSP - British Standard Pipe
BT - Bath Tub
BT - Bolt
BTM - Bottom
BTR - Better
BTU - British Thermal Units
BTUH - British Thermal Units per Hour
BIS - Buildings Information System
BOCA - Building Officials Code Administrators
BRE - Building Research Establishment
BRI - Building Related Illness
BSR - Building Standards Register
BSRIA - Building Services Research and Information Association
BUR - Built-Up Roof
BUZ - Buzzer
BV - Butterfly Valve
BVL - Bevelled
BW - Both Ways
BWEA - British Wind Energy Association
BWV - Back Water Valve
BYP - Bypass
C
C - Courses
C - Curb
C - Channel
C - Degrees Celsius
C - Clock Outlet
C - Calcimine
C/C - Center to Center
C TO C - Center to Center
C2C - Centre to Centre
CA - Compressed Air
CAB - Cabinet
CAC (ISO & JTC1) - Canadian Advisory Committee (International Organization for Standardization & Joint Technical Committee 1)
CAC/CASCO - Canadian Advisory Committee (CAC) to the Committee on Conformity Assessment (ISO/CASCO)
CAD - Computer Aided Design
CAD - Computer Assisted Drafting
CAD - Cadmium
CAD - Computer Aided Drafting
CADD - Computer Aided Drafting and Design
CAE - Computer Aided Engineering
CaGeJ - Canadian Geotechnical Journal
CAIS - Caisson
CAN/CSA - Canadian Standards
CANENA - Council for Harmonization of Electrotechnical Standards of the Nations of the Americas
CANMET – Canada Center for Mineral and Energy Technology
CAP - Capacity
CAR - Carpet
CARP - Carpenter
CAT – Cabling Category
CAT - Catalog
CAV - Cavity
CaJCE - Canadian Journal of Civil Engineering
CB - Catch Basin
CB - Concrete Block
CB - Cast Brass
CB - Coal Bin
CBC - Coupled Bonding Conductor
CBL - Concrete Block
CBX - Cast Box Strike
C/C - Cross Centres
CC - Cubic Centimeter
CCA - Canadian Construction Association; Construction Coordinating Agency
CCA – Chromated Copper Arsenate (lumber treatment agent)
CCDC - Canadian Construction Document Committee
CCIR - Canadian Council of Insurance Regulators
CCIR - Centre for Construction Innovation Research (University of Teesside, Middlesbrough, UK)
CCIR - Contract Cost Information Report
CCIR - Command and Control Information Requirements
CCIR - Critical Command Information Requirements
CCN - Catalog Classification Number
CCS - Compressor Control System
CCT - Circuit
CCTV - Closed Circuit TeleVision (TV)
CCW - Counter Clockwise
CD - Closed Drain
CD - Cold Drawn
CD - Cadmium
CDR - Critical Design Review
CDS - Cold Drawn Steel
CDX - plywood type (exterior)
CE - Civil Engineering
CE - Civil Engineer
CE - Capital Expenditure
CE - Cost Estimate
CE - Construction Electrician (USN Rating)
CEC - Civil Engineering Corps
CECAB - Canadian Environmental Certification Approvals Board
CECCO - Construction Employers Coordinating Council of Ontario
CEL - Cellar
CEM - Cement
CEMAB - Cement Asbestos Board
Cem P - Cement Water Paint
CEO - Consulting Engineers of Ontario
CER - Ceramic
CF - Cubic Feet
CFC – Chloro-Fluoro-Carbons
CFL - Counterflashing
CFM - Cubic Feet per Minute
CFP - Capital Facilities Plan
CFPE - Chief Fire Prevention Engineer
CFT - Cubic Foot
CFR – Code of Federal Regulations (US)
CFS - Cubic Feet per Second
CFW - Continuous Fillet Weld
CG - Corner Guard
CGA - Compressed Gas Association
CGSB - Canadian General Standards Board
CH - Coat Hook
CHAM - Chamfer
CHAN - Channel
CHB - Chalk Board
CHBA - Canadian Home Builders' Association
CHBD - Chalkboard
CHR - Chilled Water Return
CHS - Circular Hollow Section
CHS - Chilled Water Supply
C.I. - Cast Iron
CI - Cast Iron
CIN BL - Cinder Block
CIACO - Construction Industry Advisory Council of Ontario
CIBSE - Chartered Institute of Building Services Engineers
CIE - Civil Engineering
CIF - Community and Industrial Facility
CIF - Cost, Insurance, Freight
CIGS – Cu (In,Ga)Se2 (Copper, Indium, Gallium and Selenium) chemical compound (used in photovoltaic technology)
CIP - Cast Iron Pipe
CIP - Cast-in-PlaceCIR - Circle
CIR - Circular
CIR - Circuit
CIRC - CircumferenceCiIRIA - Construction Industry Research and Information Association www.ciria.org
CIS - Contract Information System
CISC - Canadian Institute of Steel Construction www.cisc-icca.ca
CISP - Cast Iron Soil/sewer Pipe
CITG - Clear Insulating Tempered Glass
CJ - Construction Joint
CJ - Contraction Joint
CJ - Control Joint
CJF - Cork Joint Filler
CL - Center Line/Centerline
CL - Clearance
CL - Closing
CL - Closure
CL - Class
CL - Closet
CLA - Construction Lien Act
CLFDB - Canadian Labour Force Development Board
CLG - Ceiling
CLKG - Caulking
CLH - Clothes Line Hook
CLL - Contract Limit Line
CLN - Construction Loan Note
CLO - Closet
CLP - Clamp
CLR - Clear
CLR - Clearance
CLR OPG - Clear Opening
CLS - Closure
CM - Circular Mil (1/1000 inch)
CM - Center Matched
CM - Construction Manager
CMCEF - Canadian Mechanical Contractors Education Foundation
CMHC - Canada Mortgage and Housing Corporation
CMP - Corrugated Metal Pipe
CMT - Construction Management Team
CMT - Ceramic Mosaic Tile
CMU - Cement
CMU - Concrete Masonry Unit
CMUP - Concrete Masonry Unit Painted
CND - Condition
CND - Conduit
CNDS - Condensate
CNJ - Construction Joint
CNTR - Center
CNTR - Counter
CNVR - Conveyor
C.O. - Cased Opening
CO - Company
CO - Cleanout
CO - Cased Opening
CO - Cut Out
CO - Change Order
COD - Cleanout Door
CO & DP - Cleanout & Deck Plate
COAX - Coaxial
COCA - Council of Ontario Construction Associations
COEF - Coefficient
COGEN - Combined Generation
COL - Column
COM - Common
COMB - Combination
COMB - Combustion
COML - Commercial
COMM ED - Commonwealth Edison
COMMS – Communications
COMP - Composition
COMP - Compressed
COMPO - Composition
COMPT - Compartment
CON - Concrete
CON - Construction
CONC - Concrete
CONCP - Concrete Painted
COND - Condenser
COND - Conduit
CONN – Connection
CONST - Construction
CONSTR - Construction
CONT - Continue
CONT - Continuous
CONT - Control
CONTR - Contractor
CONV - Convector
CONV - Convenience
COP – Coefficient of Performance (heat pumps)
COP - Copper
COR - Corner
COR - Corridor
CORR - Corridor
CORR - Corrugate
CORR - Corrugated
C of Q - Certificate of Qualification
CORP - Competence Center of Urban and Regional Planning
COTS - Commercial Off The Shelf
COV - Cover
CP - Cathodic Protection
CP - Clothes Pole
CP - Cesspool
CPCCA - Canadian Pneumatic Control Contractors Association
CPF - Central Processing Facility
CPL - Cement Plaster
CPP - Cement Plaster Painted
CPR - Copper
CPT - Carpet
CPU - Central Processing Unit
CPVC - Chlorinated Polyvinyl Chloride
C/R - Change Request
C/R - Construction/Repair
CR - Chromium (plated)
CR - Curtain Rod
CRI – Carpet and Rug Institute
CRPT - Carpet
CRS - Course
CRS - Cold Rolled Steel
CRSI - Concrete Reinforcing Steel Institute www.crsi.org
CS - Carbon Steel
CS - Cast Steel
CS - Cast Stone
CS - Commercial Standard
CS - Construction Start
CS - Countersink
CSA – Canadian Standards Association www.csa.ca
CSAO - Construction Safety Association of Ontario
CSC - Construction Specifications Canada
CSCO - Construction Sectoral Council of Ontario
CSG - Casing
CSIR - Centre of Scientific and Industrial Research
CSK - Countersink
CSMT - Casement
CSN - Caisson
CSP Concrete Surface Profile
CSP Concentrated Solar Power
CSP - Concentrating Solar Power
CSPT - Concentrating Solar Power Technology
CSTG - Casting
CSS - Countersunk Screw
CSSBI - Canadian Sheet Steel Building Institute
CSTC - Communications Systems Terminal Cabinet
CSUD - Construction Start Up Date
CSW - Clean Surface Water
CSW - Clean Storm Water
CT - Ceramic Tile
CT - Cork Tile
CT - Cone Tip (hinges)
CTD - Coated
CTR - Center
CTR - Counter
CTR(S) - Centre/s
CTRL - Control
CTS - Construction Technical Support
CTSK - Countersunk
CTWT - Counterweight
CU - Copper
CU - Cubic
CU - Coefficient of Utilization
CU. FT. - Cubic Feet
CUR - Current
CU. YD. - Cubic Yard
CV - Check Valve
CVC - Conventional Vibrated Concrete
CVR - Cover
CWDMA - Canadian Window and Door Manufacturers Association www.cwdma.ca
CW - Clockwise
CW - Cold Water
CW - Chilled Water
CWM - Construction Waste Management
CWP - Circulating Water Pump
CWP - Contractors Work Plan
CWR - Condensate Waste Return
CWS - Condensate Waste Supply
CWZ - Construction Work Zone
CY - Cubic Yard
CY - Cycle
CYL - Cylinder
CYL L - Cylinder Lock
D
D - Deep, Depth, Drop, Drain
D & M - Dressed & Matched
DA - Double Acting
D-A - Digital to Analog
D&B - Design and Build
DB - Decibel
DBL - Double
DBT - Drybulb Temperature
DC - Direct Current
DCN - Daily Commercial News
DCV - Detector Check Valve
DD - Design Drawing
DD - Driveway Drain
DD - Deck Drain
DEG - Degree
DEGC - Degree Celcius
DEGF - Degree Farenheit
DEM - Demolish
DEMO - Demolition
DEP - Dpressed
DEPT - Department
DET - Detail
DF - Drinking Fountain
DH - Double Hung (window)
DHF - Door and Hardware Federation (UK) www.abhm.org.uk
DHW – Domestic Hot Water
DIA – Diameter
DIAG - Diagonal
DIAM - Diameter
DIFF - Diffuser
DIM – Dimension
DISL - Disposal
DISP - Dispenser
DIV - Division
DL - Dead Load
DLS - Dominion Land Survey (Canada)
DLS - Di-Electric Lined Surface
DLS - Differential Lock Solenoid
DMH - Drop Manhole
DMT - Demountable
DMT - Dismountable
DN - Dow
DN - Diameter Nominal
DO - Ditto
DO - Door Opening
DOE - Department of Energy (US) www.energy.gov
DOT - Department of Transportation (US) www.dot.gov
DOX - Direct Overhead Expense
DP - Dampproofing
DP - Dew Point
DP - Distribution Panel
DP - Down Pipe
DP - Data Processing
DPDT - Double Pole Double Throw
DPR - Damper
DPST - Double Pole Single Throw
DR - Dryer
DR - Door
DR - Drain
DR - Dining Room
DRBD - Drainboard
DS - Downspout
DS - Disconnect Switch
DS - Door Switch
DSC - Dye Solar Cells
DSMA - Door and Shutter Manufacturers Association (UK)
DSP - Dry Standpipe
DSW - Distilled Water
DT - Duct Trims
DT - Drain Tile
DTCN - Design to Customers' Needs
DTCN - Detailed Tender Call Notice
DTCN - Direction Technique Construction Navale (French)
DTL - Detail
DVTL - Dovetail
DW – Dishwasher
DW - Drinking Water
DW - Distilled Water
DW - Dumbwaiter
DWCM - District Wartime Construction Manager
DWG – Drawing
DWG(S) - Drawing/s
DWL - Dowel
DWL - Drywall
DWP - Drywall (Painted)
DWR - Drawer
DWT - Dead Weight Tons
DWV - Drain, Waste, Vent
DX - Direct Expansion
DX - Duplex
E
E-1 - Exposure-1 European Standard
E - East
E - Enamel
E - Exhaust
E TO E - End to End
EA - Each
EA - Equal Angle (steel)
EAGE - European Association of Geoscientists and Engineers www.eage.org
EASE - Exterior Air Barrier System
EB - Expansion Bolt
EC - Exposed Construction
EC - Eurocode
ECAO - Electrical Contractors Association of Ontario www.ecao.org
ECC - Eccentric
ECD - Energy Conversion Device
E-CFR – Electronic Code of Federal Regulations (US)
E-CORE - European Construction Research Network
ECP - Exposed Construction Painted
E&CQA - Engineering and Construction Quality Assurance
ECWC - Employers’ Council on Workers’ Compensation
EDH - Electrical Duct Heater
EDM - Engineering Department Manual
EDMS - Electronic Document Management System
EDP - Electronic Data Processing
EDR - Equivalent Direct Radiation
EE - Each End
EEMUA - Engineering Equipment and Material Users Association (UK) www.eemua.co.uk
EF - Entrance Facility
EF - Each Face
EFC - Electro-Federation Canada www.electrofed.com
EFTS - Expanding Foam Tape Sealant
EG - Edge Grain
E&I - Electrical and Instrumentation
EIA - Environmental Impact Analysis
EIFS - Exterior Insulation and Finish System
EJ - Expansion Joint
EJECT - Ejector
EL - Elevated Level
EL - Elevation
EL - Elevator
ELA – Equivalent Leakage Area
ELB - Elbow
ELEC - Electrical
ELECT - Electrical
ELEV - Elevator
ELEV - Elevation
ELP - Emergency Lighting Panel
ECIA - Engineering Construction Industry Association (UK) www.ecia.co.uk
ECM – Electronically Commutated Motor
EEC - Energy Efficiency Commitment
EFM – Electronic Frequency Modulation
EER – Energy Efficiency Rating
EIAB – Extension Insulation Air Barrier
EIABS – Exterior Insulation Air Barrier System
ELA – Equivalent Leakage Area
EM - Emergency
EMER - Emergency
EMR(C) – Energy Mines and Resources (Canada)
ENAM - Enamel
ENCL - Enclosure
ENG - Engineer
ENGR - Engineer
ENJF - Expanded Neoprene Joint Filler
ENT - Entrance
ENTR - Entrance
EP - Electrical Panelboard
EP - Explosion Proof
EPA - Environmental Protection Agency (US) www.epa.gov
EPC - Energy Performance Certificates
EPC - Engineering, Procurement, Construction
EPCM - Engineering, Procurement, Construction Management
EPDM - Ethylene Propylene Diene Monomer
EPIC - Engineering, Procurement, Installation and Commissioning
EPJF - Expanded Polyethelene Joint Filler
EPS - Expanded Polystyrene
EPSCA - The Electrical Power Systems Construction Association
EQ - Equal
EQP - Equipment
EQPT - Equipment
EQUIP - Equipment
ER - Energy Rating
ERP - Emergency Receptacle Panel
ERV - Energy Recovery Ventilation
ESC - Escalator
ESCO - Energy Service Company
ESCO - Electric Steel Company, Inc.
ESL - Established Site Level
EST - Estimate
ETPR - Extended Thermal Plastic Rubber
EVAP - Evaporator
EW - Eye Wash
EW - Each Way
EWA - Extra Work Authorisation
EWB - Electric Water Boiler
EWC - Electric Water Cooler
EW & C - Electric Wiring and Communication
EWH - Electric Water Heater
EX - Exposed Construction, Exit
EXC - Excavate
EXCAV - Excavate
EXEC - Executive
EXG - Existing
EXH - Exhaust
EXH AIR - Exhaust Air
EXIST - Existing
EXP - Expansion, Exposed
EXPN - Expansion
EXPP - Existing Patched and Painted
EXS - Extra Strong
EXT - Exterior
EXT - Extinguish
EXTR - Extrude
EXTR - Extruder
F
F - Degrees Fahrenheit
F - Fuse
F2F - Face to Face
F TO F - Face to Face
FA - Fire Alarm
FA - Fresh Air
FAB - Fabricate
FABR - Fabricate
FACP - Fire Alarm Control Panel
FAG - Fire Alarm Gong
FAO - Finish All Over
FAR - Floor Area Ratio
FAST - Fastener
FAST - Fasten
FAT - Factory Acceptance Test
FB - Face Brick
FB - Flat Bar
FB - Floor Box
FB - Footing Beam
FBD - Fiberboard
FBE - Fusion Bonded Epoxy
FBM - Foot Board Measure
FBP - Fabric Panel
FBRK - Fire Brick
FC - File Cabinet
FC - Foot Candle
FC - Fault Current
FCU - Fan Coil Unit
FD - Floor Drain
FDC - Fire Department Connection
FDN - Foundation
FDS - Fire Detection System
FDTN - Foundation
FE - Fire Extinguisher
FEC - Fire Extinguisher Cabinet
FED STD - Federal Standard
FF Finished Floor
FF - Far Face
FF - Factory Finish
FFE - Finished Floor Elevation
FF&E - Fixtures, Furnishings & Equipment
FFL Finished Floor Level
FFL - Finished Floor Line
FGL - Fiberglass
FGL - Finished Ground Level
FGR - Fiberglass reinforced
FH - Flat Head
FH - 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
FIL - Fillet
FIN - Finish
FIN - Finished
FITG - Fitting
FIX - Fixture
FIXT - Fixture
FL - Fire Line
FL - Floor
FL - Floor Level
FLASH - Flashing
FLG - Flooring
FLEX - Flexible
FLG - Flange
FLG - Flashing
FLG - Flooring
FLR - Floor
FLUOR - Fluorescent
FLX - Flexible
FM - Fire Main
FM - Factory Mutual Company
FND - Feminine Napkin Dispenser
FND - Foundation
FO - Finished Opening
FOB - Free On Board
FOC - Face of Concrete
FOC - Fibre Optic Cable
FOF - Face of Finish
FOS - Face of Studs
FP - Fire Panel
FP - Fireproof
FP - Fireplace
FPL - Fireplace
FPM - Feet per minute
FPRF - Fireproof
FPS - Feet per Second
FR - Frame
FR - Front
FR - Fire Riser
FRG - Forged
FRL - Finished Road Level
FRM - Frame
FRPF - Fireproof
FR&P - Form, Rebar and Pour
FRT - Fire Retardant
FS - Factor of Safety
FS - Far Side
FS - Feasibility Study
FS - Federal Standards
FS - Finished Surface
FS - Floor Sink
FS - Full Size
FS - Fused Switch
FSBL - Full Strength Butt Weld
FSCW - Flush Solid Core Wood
FT - Foot
FT - Feet
FT - Fully Tempered
FTC - Federal Trade Commission (US) www.ftc.gov
FTG - Footing
FTG - Fitting
FTP - Fibre Termination Panel (fibre optical cable)
FUR - Furred
FURN - Furnish
FURN - Furniture
FURR - Furring
FUT - Future
FVC - Fire Valve Cabinet
FW - Fillet Weld
FW - Fire Water
G
G - Gas
G - Girder
G - Gutter
G - Gram
GA - Gauge
GA - Gage
GAL - Gallon
GALV - Galvanized
GB - Grab Bar
GB - Glass Block
GB - Gypsum Board
GBC - Green Building Council
GC - General Contractor
GCMU - Glazed Concrete Masonry Unit
GD - Guard
GD - Grade
GD - Gutter Drain
GEA - Geothermal Energy Association www.geo-energy.org
GEN - General
GEN - Generator
GENL - General
GESC - General Engineering Services Contract
GF - Ground Face
GFCI - Ground Fault Circuit Interrupted
GFE - Good Faith Estimate
GFI - Ground Fault Interrupted
GFRC - Glass Fiber Reinforced Concrete
GFRP - Glass Fibre Reinforced Plastic
GHG - Greenhouse Gas
GI - General Instruction
GI - Galvanized Iron
GIS - Graphic Information System
GKT - Gasket
GL - Glass
GL BLK - Glass Block
GLB - Glass Block
GLVA - Globe Valve
GLZ - Glaze
GMU - Glazed Masonry Unit
GND - Ground
GOVT - Government
GP - Galvanized Pipe
GPDW - Gypsum Drywall
GPH - Gallons Per Hour
GPL - Gypsum Lath
GPM - Gallons Per Minute
GPP - Gypsum Plaster Painted
GPPL - Gypsum Plaster
GPS - Gallons Per Second
gpm - Gallons per Minute
GPS - Global Positioning System
GPS - Gallons Per Second
GR - Grade
GR - Grille
GR - Granite
GRAN - Granular
GRAN - Granite
GRND - Ground
GRTG - Grating
GSS - Galvanized Sheet Steel
GS - Gravity Sewer
GSI - Geological Strength Index
GSHP – Ground Source Heat Pump
GSS - Gravity Sewer System
GSU - Glazed Structural Unit
GT - Grout
GV - Galvanized
GVA - Gate Valve
GVHBA - Greater Vancouver Home Builders' Association
GVL - Gravel
GYP - Gypsum
GYP BD - Gypsum Board
H
HAZ - Heat Affected Zone
HAZID - Hazard Identification
HCFH - refrigerant R-22
HCL - Hydrochloric Acid
HD - Heavy Density/High Density
HDPE - High Density Polyethylene
HE - Heat Exchanger
HEPA - High Efficiency Particulate Arrestance (for vacuum filters)
HERS - Home Energy Rating System
HHCA - Hamilton Halton Construction Association (CAN) www.hhca.ca
HI - Hydraulic Institute Standard
HP - High Pressure
HP - High Point
HPFS - High Point Finished Surface
HPP - High Point Paving
HRAI - Heating, Refrigerating and Air-conditioning Institute (CAN) www.hrai.ca
HRSG - Heat Recovery Steam Generator
HRV - Heat Recovery Ventilator
HSE - Health Safety & Environment
HUD - Housing and Urban Development Department (US) www.hud.gov
HV - High Voltage
HVAC - Heating, Ventilation and Air Conditioning
HVCA - Heating and Ventilation Contractors Association (UK) www.hvca.org.uk
HVI - Home Ventilating Institute (US) www.hvi.org
HVL - Highly Volatile Liquid
HWAB - House Wrap Air Barrier
HWABS - House Wrap Air Barrier System
Hz - Hertz
I
IA - Instrument Air
IAPMO - International Association of Plumbing and Mechanical Officials (US) www.iapmo.org
IASS - Interantional Association for Shell and Spacial Structures (SP) www.iass-structures.org
IBC - International Building Code
IBC - Insurance Bureau of Canada www.ibc.ca
I&C - Instrumentation and Controls
ICA - Industrial Construction Association
ICE - Institution of Civil Engineers (UK) www.ice.org.uk
ICEA - Insulated Cable Engineers Association (US) www.icea.net
ICF - Insulated Concrete Forms
ICM - Integrated Control Motor
ICRI - International Concrete Repair Institute (US) www.icri.org
ICV - Inflow Control Valve
ID - Inch Diameter
ID - Inside Diameter
IDA - International Development Association www.worldbank.org
IDM - Interior Design Management
IE - Invert Elevation
IEC - International Electrotechnical Commission www.iec.ch
IEC CAB - International Electrotechnical Commission's Conformity Assessment Board
IEEE - Institute of Electrical and Electronics Engineers www.ieee.org IEEE Canada www.ieee.ca
IF - Inertial Filter
IFC - International Fire Code
IFC - Issued For Construction
IFR - Internal Floating Roof
IG - Insulated Glazing
IGMAC - Insulating Glass Manufacturers’ Council of Canada
IGU - Insulated Glazing Unit
IIEC - International Institute for Energy Conservation
IL - Invert Level
ILO - International Labour Organisation www.ilo.org
IMC - International Mechanical Code (construction)
IMC - Intermediate Metal Conduit (engineering)
IMC - Intermetallic Compound
IMC - International Mining Consultants (UK)
IMC - Internal Management Control
IMS - Integrated Mechanical System
INT. - Internal
INTIB - Industrial and Technological Information Bank
IO - Inspection Opening
I/O - Input/Output
IP - Intersection Point
IPC - International Plumbing Code
IR - Infrared
IRM - Inspection, Repair and Maintenance
ISA - International Society for Measurement and Control www.isa.org
ISO - International Standard Organization www.iso.org
ISTRUCTE - Institution of Structural Engineers
ITU - International Telecommunications Union
J
JASCE - Journal of the American Society of Civil Engineers
JIS - Japanese Standards Association www.jsa.or.jp
JSA - Job Safety Analysis
K
kHz - Kilohertz
KWh - Kilowatt per Hour
KO - Knock Out
L
L - Length
LAN - Local Area Network
LBR - Lumber
LBR - Load Bearing Ratio
LBS - Load bearing slab
L/M - List of Materials
LCD - Liquid Crystal Display
LED - Light Emitting Diode
LEED - Leadership in Energy and Environmental Design (Green Building Rating System)
LFCP - Local Fire Control Panel
LH - Left Hand
LICP - Line Item Construction Project
LICP - Lead Inventory Control Point
LICP - Lower Intercooler Pipe (air intake systems)
LICP - Long Island Cat Project (New York)
LNG - Liquified Natural Gas
LO - Lube Oil
LODMAT - Lowest One Day Mean Atmospheric Temperature
Low-E - Low-Emissivity (window glass coating)
LP - Low Pressure
LPCPD - Litres Per Capita Per Day
LPG - Liquified Petroleum Gas (Propane and Butane)
LPHPD - Litres Per House Per Day
LPP - Low Point Paving
LPSMPD - Litres Per Capita Square Meter Day
LPT - Liquid Penetrant Test
LRFD - Load and Resistance Factor Design
LS - Lifting Station
LS - Lump Sum
LS/PM - Lump-sum Procure/Build
LSTK - Lumpsum Turnkey
LT - Lead Time
LUP - Land Use Permit
LVL - Level
LVW - Low Voltage Wiring
M
mA - Milliampere
MAB - Membrane Air Barrier
MATICS - Material Inventory Control System
MAG - Metal Active Gas Welding
MATICS - Material Inventory Control System
MAWP - Maximum Allowable Working Pressure
MBS - Management Board Secretariat
MCAA - Mechanical Contractors Association of America
MCAC - Mechanical Contractors Association of Canada
MCAO - Mechanical Contractors Association of Ontario
MCC - Mechanical Completion Certificate
MERV - Minimum Efficiency Reporting Value (air filters, in 1-16)
MD - Measured Depth
MDEA - Methyl-di-ethynol amine
MDF - Medium Density Fiberboard; Main Distribution Frame (Telecommunications)
ME - Methanol
MEA - Mono Ethanol Amine
MF - Meter Factor
MFS - Maximum Flooding Surfaces
MH - Man Hole
MHz - Megahertz
MIAC - Mechanical Industry Advisory Committee
MIG Metal Inert Gas Welding
MILCON - Military Construction
MIOSHA - Michigan Occupational Safety and Health Administration
MIOSHA - Michigan Occupational Safety and Health Act
MJ - Megajoule
MMA - Manual Metal Arc Welding
MOL - Ministry of Labour
MOU - Memorandom of Understanding
MPS - Minimum Property Standards
MRT - Mean Radiant Temperature
MS - Mild Steel
MSDS - Material Safety Data Sheet
MSL - Mean Sea Level
MTBC - Mechanical Trades Bargaining Committee
MTBE - Methyl Tertiary Butyl Ether
MTBF - Mean Time Between Failures
MW - Groundwater Monitoring Well
MW - Megawatt
MW - Microwave
MWO - Maintenance Work Order
MWP - Major Work Phase
N
N - Nitrogen
NACC - North American Calibration Committee
NACE National Association of Corrosion Engineers
NBC – National Building Code of Canada
NC - Normally Closed
NCCI - Non Contradictory Complimentary Information
NCR - Non Conformance Report
NDE - Net Direct Expenditure
NEC - National Electrical Code
NEMA - National Electrical Manufacturers Association
NESC - National Electric Safety Code
NFPA - National Fire Protection Association
NG - Natural Gas
NGL - Natural Gas Liquids
NHER - National Home Energy Rating
NIST - National Institute of Standards and Technology
NLA - Normalized Leakage Area
NAPHCC - National Association of Plumbing Heating & Cooling Contractors
NO - Normally Open
NPL - Neutral Pressure Level
NPS - Nominal Pipe Size
NPV - Net Present Value
NPVR - Net Present Value Ratio
NRC - National Research Council of Canada
NRCAN - Natural Resources Canada
NRTL - Nationally Recognised Testing Laboratory
NS - Near Side
NSOP - Not Shown On Plan
NSSS - National Structural Steelwork Specification
NTS - Not To Scale
O
OBC - Ontario Building Code
OBDC - Ontario Bid Depository Council
OBE - Open Book Estimate
OCA - Ottawa Construction Association
OCC - Old Corrugated Cardboard
OCCA - Ontario Control Contractors Association
OCS - Ontario Construction Secretariat
OD - Outside Diameter
OEA - Office of the Employers’ Advisory (for WCB)
OFL - Ontario Federation of Labour
OGCA - Ontario General Contractors Association
OH - On Hand Quantity
OHBA - Ontario Home Builders’ Association
OHS - Occupational Health and Safety
OHSA - Occupational Health & Safety Act
OIO - Operational Investment Overhead
OITAB - Ontario Industry Training & Adjustment Board
OJSPC - Ontario Joint Standard Practice Committee
OLRB - Ontario Labour Relations Board
OO - On Order Quantity
OPEX - Operating Expenditure
OPIA - Ontario Plumbing Inspectors Association
OPT - Optional
OPTC - Ontario Pipe Trades Council
ORAC - Ontario Refrigeration and Air Conditioning Contractors Association www.orac.ca
ORGANIGRAM - Organisational Diagram
OSB - Oriented Strand Board
OSHA - Occupational Safety and Health Administration
OSM & AHG - Ontario Sheet Metal & Air Handling Group
OSP - Office of Space Planning
OS&Y - Outside Screw and Yoke
OTAB - Ontario Training Adjustment Board
OTK - Oil Tank
OW - Oily Water
OWP - Oily Waste-Water Pond
OWPU - Oily Water Pre-seperator Unit
OWS - Oily Water Sewer
OWSJ - Open Web Steel Joist
P
PA - Process Air
Pa – Pascals
PAC - Political Action Committee
PCA - Provincial Advisory Committee (CAN)
PCA - Portland Cement Association
PCB - Printed Circuit Board
PCD - Pitch Circle Diameter
PCI - Precast/Prestressed Concrete Institute
PCL - Project Construction Leader
PCOS - Project Completion System
PCS - Project Completion Schedule
PDC - Peak Daily Consumption
PDR - Preliminary Design Review
P/E - Planning Engineer
P/E - Project Engineer
PE - Pond Effluent
PE - Polyethylene
PEM - Project Execution Manual
PEP - Project Execution Plan
PERT - Program Evaluation and Review Techniques
PES - Power and Energy Society
PFC - Predicted Final Cost
PFC - Parallel Flange Channel
PHC - Peak Hourly Consumption
PIP - Pipe in Pipe
P/L - Pipe Line
PLC - Programmable Logic Controller
PM - Project Manager
PM&C - Project Management and Construction
PMC - Project Management Contract
PMC - Project Management Consultant
PMT - Project Management Team
PO - Purchase Order
POC - Potentially Oil/Chemical Contaminated
POOH - Pulled Out of Hole
PP - Project Proposal
PPI - Plastics Pipe Institute
ppm - Parts per Million
PR - Purchase Requisition
PR - Pipe Rack
PS - Prefeasibility Study
PS - Pressure Sewer
PSE - Planning/Scheduling Engineer
PSI - Pounds per Square Inch
PSIA - Pounds per Square Inch Atmospheric
PTFE - Poly Tetra Fluoro Ethylene
PV - photovoltaic
PVC - Poly Vinyl Chloride
PW - Potable Water
PW - Process Water
PWF – Preserved Wood Foundation
PZV - Pressure Safety Relief Valve
Q
QTY - quantity
QA - Quality Assurance
QA - Quality Assessment
QAM - Quality Assurance Manual
QC - Quality Control
QCR - Quality Control Record
QR - Qualification Record
QS - Quantity Survey
R
R - Radius
R - Refrigerant/s
R&D - Research and Development
RAD - Radius/Radial
RC - Reinforced Concrete
RCA - Required Corrective Action
RCP - Reinforced Concrete Pipe
rdSAP - Reduced Data Standard Assessment Procedure
RE - Renewable Energy
REF - Reference
REINF - Reinforcement
REP - Renewable Energy Plant
REV - Revision
REVIVAL - Retrofitting for Environmental Viability Improvement of Valued Architectural Landmarks
RFI - Request for Inspection
RG - Rough Grade
RH - Right Hand
RHS - Rectangular Hollow Section
RIA - Regulatory Impact Assessment
RL - Relief Line
RLC - Cold Relief Line
RLR - Reciprocal Licensing Review Board
RLW - Warm Relief Line
RMR - Rock Mass Rating
RO - Reverse Osmosis
R/P - Request for Purchase
RPM - Revolutions per Minute
RSA - Responsible Standardisation Agency Representative
RSC - Radiation Safety Committee
RSI – thermal resistance value (metric); insulation resistance coefficient
RSIME - RSI Materials Engineering
RTR/RTRP - Glass fibre reinforced thermosetting resin pipe
R-Value - thermal resistance value (imperial)
RWO - Rain Water Outlet
S
S - Steam
S2S - Stud to Stud
S to S - Stud to Stud
SA - Sulphuric Acid
SAP - Standard Assessment Procedure
SBEM - Simplified Building Energy Model
SBR - Styrene-Butadiene-Latex
SBS - Styrene-Butadiene-Styrene
SC - Sub-Contract
SCC - Standards Council of Canada
SCI - Steel Construction Institute
SD - Storm Drain
SDI - Steel Deck Institute
SDO - Standards Development Organization
SDU - Sanitary Disposal Unit
SEEH – Super Energy Efficient Home
SEER – Seasonal Energy Efficiency Ratio
SEI - Structural Engineering Institute
SES - Standards Engineering Society
SF - Strip Footing
SF - Sulphur
SHGC – Solar Heat Gain Coefficient
SHR – Shower
SHS - Square Hollow Section
SIP – Structural Insulation Panel
SIS - Safety Instruction Sheet
SIS - Supplier Information System
SJI - Steel Joist Institute
SMH - Standard Manhour
SMM - Standard Method of Measurement
SOC - Safe Operation Committee
SOE - Sequence of Events
SPE - Senior Project Engineer
SR - Sewer (Storm)
SRD - Soil Resistance to Driving
SRS Safety Requirements Specification
SS(S/S) - Stainless Steel
SSD - Security and Safety Directive
SSL - Structural Slab Level
SSP – Stress-Skin Panel
SSPC - Steel Structure Painting Council
SSPC - Society of Protective Coatings www.sspc.org
STC – Sound Transmission Class (Classification)
STD - Standard
STL - Steel
STP - Solar Thermal Power
STS - Standard Telephone System
SUCF - State University Construction Fund
SUD - Start Up Date
SURV - Survey
SW - Salt Water
SWA - Single Wire Armoured
SWL - Safe Working Load
SWL - Static Water Level
SWMH - Sanitary Water Manhole
SWS - Sanitary Waste Sewer
SWW - Sanitary Waste Water
SYM. - Symmetrical
T
TB - Tie Beam
T/C - Thermocouple
TCA - Toronto Construction Association
TD - Total Depth
TDC - Technical Document Centre
TDS - Total Dissolved Solids
TEDFLOW - Flow of Inspection and Tests
TEG - Tri Ethylene Glycol
TEG - Thermo-Electric Generator
TEL - Tetraethyllead
TER - Telecommunications Equipment Room
TFC - Taper Flange Channel
THK - Thick
T&I - Testing and Inspection
TIG - Tungsten Inert Gas Welding
TJF - truss joists type
TKLS - Turnkey Lumpsum
TLC - Total Landed Cost
TLT - Total Lead Time
TOC - Top of Concrete
TOG - Top of Grout
TP - Technical Proposal
TPG - Thermo-Powered Generator
TR - Telecommunications Room
TQA - Trades Qualification Act
TW - Treated Water
TYP - Typical
U
U - Units
UB - Universal Beam
UBC - Uniform Building Code
UC - Universal Column
UCS - Ulitimate Compressive Strength
UDI - Urban Development Institute
UEA - Urban Exploration Alberta
UFC - Uniform Fire Code
UICB - International Union of Building Centres
UL - Underwriter Laboratories
ULC - Underwriters Laboratories of Canada
UMC - Uniform Mechanical Code
UNO - Unless Noted Otherwise
UON – Unless Otherwise Noted
UPS - Uninterruptable Power Supply
UPVC - Unplasticized Polyurethane Vinyl Chloride
UV - Ultra Violet
UW - Utility Water
V
VAC - Volts Alternating Current
VDC - Volts Direct Current
VDF - Ventilated Double Façade
VDR – Vapor Diffusion Retarder
VG - Vent Gas
VOC – Volatile Organic Compounds
VP - Vent Pipe
VPC - Volts Per Cell
W
W - Weight
W - Water
W/C - Water Cement Ratio
WAN - Wide Area Network
WB - Welded Beam (steel)
WC - Welded Column (steel); Water Closet
WC(P) - Water Closet With 'P' Trap
WC(S) - Water Closet With 'S' Trap
WCAT - Workers’ Compensation Appeals Tribunal
WD - Working Drawing
WDM - Work Discussion Memorandum
WHMIS - Workplace Hazardous Materials Information System
WHSA - Workplace Health and Safety Association
WIP - Water Injection Pump
WIP - Water Injection Plant
WIP - Work In Progress
WIPS - Water Injection Pump Station
WISPS - Water Injection Supply Pump Station
WM - Washing Machine
WM - Waste Management
WMS - Work Management System
WO - Work Order
WR - Weather Resistant
WRC - Welding Research Council
WSIB - Workplace Safety and Insurance Board (CAN) www.wsib.on.ca
WTP - Water Treatment Plant
WW - Waste Water
X
X HVY - Extra Heavy
X STR - Extra Strong
XH - Extra Heavy
XPCC - Xinjiang Production and Construction Corps (China)
XPS (XTPS) – Extruded Polystyrene
XUCM - Xianfeng Used Construction Machinery Co., Ltd (China)
Y
YD - Yard
YR - Year
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