[技术]图纸缩略语词汇
网络收集/上海奥博 工程翻译与CAD制图 021-36301807
T
telephone TEL
television TV
temperature TEMP
tempered TEMP
terazzo TER
terminal T or TERM.
terminal board TB
terra cotta TC
thermal THRM
thermally protected TP
thermostat THERMO
thermostat switch THS
three-phase 3PH
three-pole 3P
three-pole double-throw 3PDT
three-pole single-throw 3PST
three-way 3WAY
three-wire 3W
threshold TH
time T
time delay TD
time-delay fuse TDF
time delay relay TR
toilet T
tongue-and-groove T & G
torque T
transformer T, TRANS, or XFMR
transformer, primary side H
transformer, secondary side X
tread TR
triple-pole double-throw 3PDT
triple-pole double-throw switch 3PDT SW
triple-pole single-throw 3PST
triple-pole single-throw switch 3PST SW
triple-pole switch 3P SW
truss TR
two-phase 2PH
two-pole DP
two-pole double-throw DPDT
two-pole single-throw DPST
typical TYP
U
unclamp UCL
underground UGND
underground feeder UF
undervoltage UV
Underwriters Laboratories Inc. UL
unexcavated UNEXC
unfinished UNFIN
up U
utility room U RM
V
valley VAL
valve V
vapor seal VS
vaportight VT
vent V
ventilation VENT.
vent pipe VP
vent stack VS
vertical V or VERT
vinyl tile VTILE or VT
violet V
volt V
voltage E or V
voltage drop VD
volt amps VA
volts V
volts alternating current VAC
volts direct current VDC
volume VOL
W
wainscot WAIN
walk-in closet WIC
warm air WA
washing machine WM
waste pipe WP
waste stack WS
water WTR
water closet WC
water heater WH
water meter WM
waterproof WP
watt(s) W
weatherproof WP
welded WLD
welded wire fabric WWF
west W
white W
wide flange WF
wire gauge WG
wire mesh WM
with W/
without W/O
wood WD
wrought iron WI
Y
yellow Y
ABANDON ABAN
ABOVE ABV
ABOVE FINISHED FLOOR AFF
ABOVE FINISHED GRADE AFG
ABOVE FINISHED SLAB AFS
ABOVE RAISED FLOOR ARF
ABOVE SEA LEVEL ASL
ABOVE SUSPENDED CEILING ASC
ABRASIVE ABRSV
ABSOLUTE ABS
ABUTMENT ABUT
ACCESS DOOR AD
ACCESS FLOOR AF
ACCESS PANEL AP
ACCUMULATOR ACCUM
ACETYLENE ACET
ACID PROOF AP
ACID VENT AV
ACID WASTE AW
ACID-RESISTANT ACID RES
ACID-RESISTANT CAST IRON ACID RES CI
ACID-RESISTANT PIPE ACID RES P
ACID-RESISTANT VENT ACID RES V
ACID-RESISTANT WASTE ACID RES W
ACOUSTICAL ACOUS
ACOUSTICAL INSULATION ACOUS INSUL
ACOUSTICAL PANEL ACOUS PNL
ACOUSTICAL PLASTER ACOUS PLAS
ACOUSTICAL TILE ACOUS TILE
ACOUSTICAL WALL TREATMENT ACWT
ACRYLIC PLASTIC ACR PL
ACRYLONITRILE BUTADIENE STYRENE ABS
ACTUATOR ACTR
ADAPTER ADPTR
ADDENDUM ADDM
ADDITIONAL ADDL
ADHESIVE ADH
ADJACENT ADJC
ADJUSTABLE ADJ
AFTER FILTER AF
AGGREGATE AGGR
AGGREGATE BASE COURSE ABC
AHEAD AHD
AIR BASEBOARD AIR BB
AIR BLAST AB
AIR BLAST CIRCUIT BREAKER ABCB
AIR BLAST TRANSFORMER ABT
AIR BREAK SWITCH ABSW
AIR CHAMBER AIR CH
AIR CIRCUIT BREAKER ACB
AIR CONDITIONING AC
AIR CONDITIONING UNIT ACU
AIR COOLED CONDENSER ACL
AIR COOLED CONDENSING UNIT ACCU
AIR HANDLING UNIT AHU
AIR HORSEPOWER AHP
AIR SEPARATOR AS
AIR SUPPLY UNIT ASU
AIR TIGHT AT
AIR VENT AV
ALARM ALM
ALARM ANNUNCIATOR PANEL AAP
ALARM CHECK VALVE ACV
ALTERATION ALTRN
ALTERNATE ALT
ALTERNATE NUMBER ALT NO
ALTERNATING CURRENT AC
ALUMINUM AL
AMBIENT AMB
AMERICAN WIRE GAGE AWG
AMMETER AMM
AMOUNT AMT
AMPERE AMP
AMPERE HOUR AMP HR
AMPERE HOUR METER AHM
AMPERE INTERRUPTING CAPACITY AMP IC
AMPLIFIER AMPL
AMPLITUDE MODULATION AM
ANALOG ANLG
ANCHOR AHR
ANCHOR BOLT AB
ANNUNCIATOR ANN
ANODIZED ANOD
ANTENNA ANT
APARTMENT APT
APPARATUS APPAR
APPARATUS DEW POINT ADP
APPENDIX APPX
AQUASTAT AQST
ARCHITECT (URAL) ARCH
ARCHITECT/ENGINEER A/E
AREA DRAIN AD
ARMATURE SHUNT ARM SHT
ASPHALT ASPH
ASPHALTIC CONCRETE AC
ASPHALTIC CONCRETE PAVING ACP
ASPIRATOR ASPRTR
ASSEMBLY ASSY
ASSOCIATION ASSN
ASYMMETRICAL ASYM
ATMOSPHERE ATM
ATMOSPHERIC VENT ATM V
ATTACHMENT ATCH
ATTEMPORATOR ATTEMP
AUDIO FREQUENCY AF
AUDIO VISUAL AV
AUTOMATIC AIR DAMPER AAD
AUTOMATIC AIR VENT AAV
AUTOMATIC CHECK VALVE ACKV
AUTOMATIC CONTROL PANEL ACP
AUTOMATIC CONTROL SYSTEM ACS
AUTOMATIC CONTROL VALVE ACNV
AUTOMATIC DOOR CLOSER ADC
AUTOMATIC DOOR SEAL ADS
AUTOMATIC FREQUENCY CONTROL AFC
AUTOMATIC SPRINKLER DRAIN ASD
AUTOMATIC TRANSFER SWITCH ATS
AUTOMATIC TRANSFORMER AUTO XFMR
AUXILIARY POWER UNIT APU
AUXILIARY SWITCH ASW
AVENUE AVE
AZIMUTH AZ
BACK OF CURB BC
BACK TO BACK B/B
BACK WATER VALVE BWV
BACKDRAFT DAMPER BDD
BACKFLOW PREVENTER BFP
BACKSIGHT BS
BAFFLE BAF
BALANCE BAL
BALANCE FITTING BALF
BALANCING DAMPER BAL DMPR
BALANCING VALVE BAL V
BALL BEARING BBRG
BALL VALVE BV
BALLAST BLST
BALLED AND BURLAPPED B&B
BAROMETER BARO
BARREL BRL
BASE BOARD RADIATION BBR
BASE LINE BL
BASE PLATE BP
BASEBOARD BB
BASEMENT BSMT
BATHROOM B
BATTERY BAT
BEAM BM
BEARING BRG
BEARING PLATE BRG PL
BED JOINT BJT
BEDROOM BR
BELL AND BELL B&B
BELL AND FLANGE B&F
BELL AND SPIGOT B&S
BELL END BE
BELOW BLW
BELOW CEILING BLW CLG
BELOW FINISH FLOOR BLW FFLR
BENCH MARK BM
BEND RADIUS BR
BETWEEN BETW
BEVEL BEV
BITUMINOUS BITUM
BLACK IRON BI
BLACK STEEL PIPE BSP
BLOCK BLK
BLOCKING BLKG
BLOWDOWN BLWDN
BLOWER BLO
BLOWOFF BO
BOARD BD
BOILER BLR
BOILER FEED BOOSTER PUMP BFBP
BOILER FEED PUMP BFP
BOILER FEED WATER BFW
BOIL HORSEPOWER BLR HP
BOILING POINT BP
BOLT CIRCLE BC
BOOSTER BSTR
BOTH FACES BF
BOTH SIDES BS
BOTH WAYS BW
BOTTOM BOT
BOTTOM FACE BF
BOTTOM OF BACKSLOPE BBS
BOTTOM OF FORESLOPE BFS
BOULEVARD BLVD
BRACING BRCG
BRACKET BRKT
BRAKE HORSEPOWER BHP
BRASS BRS
BREAKER BRKR
BRICK BRK
BRIDGING BRDG
BRIDGING JOIST BRDG JST
BRITISH THERMAL UNIT BTU
BRITISH THERMAL UNIT(1000) MBTU
BRITISH THERMAL UNITS PER HOUR BTUH
BRONZE BRZ
BUILDING BLDG
BUILT-UP BU
BUILT-UP ROOF BUR
BULKHEAD BLKHD
BULLETIN BOARD BB
BURGLAR ALARM BA
BUS DIFFERENTIAL CURRENT
TRANSFORMER BDCT
BUSHING BSHG
BUSHING CURRENT TRANSFORMER BCT
BUSHING POTENTIAL DEVICE BPD
BUTTERFLY BTFL
BUTTERFLY CHECK VALVE CV
BUTTERFLY VALVE BFV
CABINET CAB
CABINET HEATER CAB H
CABINET UNIT HEATER CUH
CABLE TELEVISION CTV
CADMIUM CAD
CALIBRATE CAL
CANDLE POWER CP
CAPACITY CAP
CAPPED OUTLET CO
CARBON DIOXIDE CO2
CARBON MONOXIDE CO
CARPET CARP
CASED OPENING CO
CASEMENT CSMT
CASEWORK CSWK
CASING CSG
CASING BEAD CSB
CAST IRON CI
CAST IRON MECHANICAL JOINT CIMJ
CAST IRON PIPE CIP
CAST IRON RADIATOR CIR
CAST IRON SOIL PIPE CISP
CAST STEEL CSTL
CAST STONE CS
CATALOG CAT
CATCH BASIN CB
CAVITY CAV
CEILING CLG
CEILING DIFFUSER CLG DIFF
CEILING HEIGHT CLG HT
CEILING REGISTER CLG REG
CEMENT CEM
CEMENT PLASTER CEM PLAS
CENTER LINE CL
CENTER TO CENTER C/C
CENTRIFUGAL CNTFGL
CERAMIC CER
CERAMIC TILE CER TILE
CHALKBOARD CH BD
CHAMFER CHFR
CHANNEL CHAN
CHECK CHK
CHECK VALVE CHKV
CHEMICAL CHEM
CHEMICAL FEED PUMP CFP
CHILLED AND HEATING WATER RETURN CHHWR
CHILLED AND HEATING WATER SUPPLY CHHWS
CHILLED WATER CHW
CHILLED WATER PRIMARY PUMP CHWPP
CHILLED WATER PUMP CHWP
CHILLED WATER RECIRCULATING PUMP CHWRP
CHILLED WATER RETURN CHWR
CHILLED WATER SECONDARY PUMP CHWSP
CHILLED WATER SUPPLY CHWS
CHILLER CH
CHLORINATED POLYVINYL CHLORIDE CPVC
CHROME PLATED CHR PL
CIRCLE CIR
CIRCUIT CKT
CIRCUIT BREAKER CKT BRKR
CIRCULAR CIRC
CIRCULATING HOT WATER CHW
CIRCULATING WATER PUMP CWP
CIRCUMFERENCE CRCMF
CLAMP CLMP
CLASSROOM CLRM
CLEANOUT CO
CLEAR CLR
CLOCKWISE CW
CLOSED CIRCUIT TELEVISION CCTV
CLOSET CLO
CLOSING COIL CC
CLOSURE CLS
COAGULANT COAG
COAXIAL CABLE COAX
COEFFICIENT COEF
COEFFICIENT OF PERFORMANCE COP
COLD ROLLED STEEL CRS
COLD WATER CW
COLUMN COL
COLUMN LINE CLL
COMBINATION COMB
COMBINATION TOWEL DISPENSER
& RECEPTACLE CTD&R
COMBUSTION CBSN
COMMON COM
COMMUNICATION COMM
COMPARTMENT COMPT
COMPLETE COMPL
COMPOSITE CMPST
COMPRESSIBLE CPRS
COMPRESSOR CPRSR
CONCENTRIC REDUCER CR
CONCRETE CONC
CONCRETE EQUIPMENT BASE CEB
CONCRETE FLOOR CONC FL
CONCRETE MASONRY UNIT CMU
CONCRETE PIPE CP
CONCRETE PIPE ARCH CPA
CONCRETE SEWER PIPE CSP
CONCRETE SPLASH BLOCK CSB
CONDENSATE RETURN PUMP CRP
CONDENSER WATER PUMP CWP
CONDENSER WATER RETURN CWR
CONDENSER WATER SUPPLY CWS
CONDENSER (ATE) COND
CONDUCTORS, NUMBER OF (3) 3/C
CONDUIT CND
CONFERENCE CONF
CONNECTION CONN
CONSTRUCTION CONSTR
CONSTRUCTION JOINT CJ
CONTINUOUS (ATION) CONT
CONTRACT(OR) CONTR
CONTRACT LIMIT LINE CLL
CONTRACTOR FURNISHED EQUIP. CFE
CONTROL JOINT CLJ
CONTROL PANEL CP
CONTROL RELAY CR
CONTROL SWITCH CS
CONTROL VALVE CV
CONVECTOR CONV
COOL WHITE CW
COOL WHITE DELUXE CWX
COOLING TOWER CT
COOLING TOWER RETURN CTR
COOLING TOWER SUPPLY CTS
COORDINATE COORD
CORNER CNR
CORNER BEAD CB
CORNER GUARD CD
CORRECTION FACTOR CORR FAC
CORRIDOR CORR
CORRUGATED MENTAL PIPE CMP
COUNTER CNTR
COUNTER CLOCKWISE CCW
COUNTER FLASHING CFLG
COUNTERBORE CBORE
COUNTER SUNK CSK
COUPLING CPLG
COUPLING CAPACITOR
POTENTIAL DEVICE CCPD
COVER COV
COVER PLATE COV PL
CROSS ARM X ARM
CROSS SECTION X SECT
CROWN CRN
CUBICLE CUB
CURB AND GUTTER C&G
CURRENT CUR
CURRENT TRANSFORMER CABINET CTC
CURRENT TRANSFORMER CT
CYCLE CY
CYLINDER CYL
CYLINDER LOCK CYL L
DAMPER DMPR
DAMPPROOFING DMPF
DATUM DAT
DEAD LEAD DL
DEAD SOFT ANNEALED DSA
DEIONIZED WATER DIW
DELUXE WHITE DW
DEMAND METER DM
DEMOLITION DEMO
DEPARTMENT DEPT
DETAIL DET
DETECTOR DET
DEW POINT DP
DIAMETER BOLT CIRCLE DBC
DIESEL FUEL DF
DIFFERENCE DIFF
DIFFUSER DIFF
DIMENSION DIM
DIMMER CONTROL PANEL DCP
DINING ROOM DR
DIRECT CONNECTION DIR CONN
DIRECT CURRENT DC
DIRECT EXPANSION DX
DIRECT RADIATION DIR RADN
DISHWASHER DW
DISPENSER DISP
DISTANCE DIST
DISTILLED WATER DW
DISTRIBUTE (ION) DISTR
DISTRIBUTION PANEL DISTR PNL
DITTO DO
DIVIDER DIV
DIVISION DIV
DOMESTIC WATER CONDITIONER DWC
DOMESTIC WATER HEATER DWH
DOOR CLOSURE DCL
DOOR FRAME DFR
DOOR LOUVER DLV
DOOR OPENING DOP
DOOR STOP DST
DOUBLE ACTING DBL ACT
DOUBLE GLAZING DBL GLZ
DOUBLE HUNG DH
DOUBLE JOIST DJ
DOUBLE POLE, DOUBLE THROW DPDT
DOUBLE POLE, SINGLE THROW DPST
DOVETAIL DVTL
DOWEL DWL
DOWN DN
DOWNSPOUT DS
DRAIN DR
DRAIN TILE DT
DRAIN VALVE DV
DRAIN WASTE & VENT DWV
DRAINAGE AREA DA
DRAWER DWR
DRAWING DWG
DRINKING FOUNTAIN DF
DRINKING WATER RETURN DWR
DRINKING WATER SUPPLY DWS
DRIVE DR
DROP MANHOLE DMH
DRY BULB DB
DRY STANDPIPE DSP
DRY WELL DRW
DUCT ACCESS PANEL DAP
DUCT COVERING INSULATION DCI
DUCT LINER INSULATION DLI
DUCTILE IRON PIPE DIP
DUMBWAITER DWTR
DUPLEX DX
DUPLICATE DUPL
DUST TIGHT DT
EACH FACE EF
EACH WAY EW
EASEMENT ESMT
EASEMENT LINE EL
EAST E
ECCENTRIC REDUCER ECC RDCR
ECCENTRIC ECC
ECONOMIZER ECON
EDGE OF PAVEMENT EP
EDGE OF SHOULDER ES
EFFECTIVE TEMPERATURE ET
EFFLUENT EFL
ELASTOMERIC ELAST
ELBOW ELB
ELECTRICAL ELEC
ELECTRICAL CABINET ECAB
ELECTRICAL HAND DRYER EHD
ELECTRICAL HEATING PANEL EHP
ELECTRICAL METALIC TUBING EMT
ELECTRICAL OUTLET EO
ELECTRICAL PANEL EP
ELECTRICAL WATER COOLER EWC
ELECTRICAL WATER HEATER EWH
ELECTRO-HYDRAULIC CONTROL EHC
ELECTROMOTIVE FORCE EMF
ELEVATION EL
ELEVATOR ELEV
EMERGENCY EMER
EMERGENCY SHOWER EMER SHR
EMERGENCY SWITCH PANEL ESP
ENAMEL ENAM
ENCLOSURE ENCL
ENERGY ENGY
ENGINE ENG
ENGINEER ENGR
ENTERING AIR TEMPERATURE EAT
ENTERING DRY BULB TEMPERATURE EDBT
ENTERING WATER TEMPERATURE EWT
ENTERING WET BULB TEMPERATURE EWBT
ENTRANCE ENTR
EQUALLY SPACED EQL SP
EQUIPMENT EQUIP
EQUIPMENT DRAIN EDR
EQUIVALENT EQUIV
EQUIVALENT DIRECT RADIATION EDR
ERECTION ERECT
ESCALATOR ESCAL
ESTIMATE EST
ETHYLENE PROPYLENE DIENE
MONOMER EPDM
EVAPORATE EVAP
EVAPORATIVE COOLING UNIT ECU
EXCAVATE EXC
EXCHANGER EXCH
EXCITER EXCTR
EXHAUST EXH
EXHAUST AIR EXH A
EXHAUST DUCT EXH DT
EXHAUST FAN EXH FN
EXHAUST GRILLE EXH GR
EXHAUST HOOD EXH HD
EXHAUST REGISTER EXH RG
EXISTING EXST
EXISTING GRADE EXST GR
EXPANSION EXP
EXPANSION BOLT EXP BT
EXPANSION JOINT EXP JT
EXPANSION TANK EXP TK
EXPLOSION PROOF EPRF
EXTENSION EXTN
EXTERIOR EXT
EXTRUSION EXTR
FABRIC WALL COVERING FWC
FACE OF CONCRETE FOC
FACE OF FINISH FOF
FACE OF MASONRY FOM
FACE OF STUDS FOS
FACE TO FACE F/F
FACTOR FAC
FACTORY WIRED PANEL FWP
FAN COIL UNIT FCU
FAR FACE FF
FAR SIDE FS
FASTENER FSTNR
FEEDER FDR
FEEDWATER FDW
FEETBOARD MEASURE FBM
FEET PER MINUTE FPM
FEET PER SECOND FPS
FEMALE FEM
FEMALE PIPE THREAD FPT
FENCE FN
FIBERBOARD FBD
FIBERGLASS FGL
FILTER FLTR
FINISH FIN
FINISH FLOOR FIN FL
FINISH GRADE FIN GR
FINNED TUBE CONVECTOR FTC
FINNED TUBE RADIATION FTR
FIRE ALARM FA
FIRE ALARM CONTROL PANEL FACP
FIRE BLANKET FB
FIRE BRICK F BRK
FIRE DAMPER FDMPR
FIRE DEPARTMENT CONNECTION FDC
FIRE DEPARTMENT CONNECTION
CABINET FDCC
FIRE DEPARTMENT VALVE FDV
FIRE EXTINGUISHER FEXT
FIRE EXTINGUISHER CABINET FEC
FIRE HOSE CABINET FHC
FIRE HOSE RACK FHR
FIRE HYDRANT FHY
FIRE PROTECTION WATER SUPPLY FPW
FIRE RATING FR
FIRE SPRINKLER HEAD FSH
FIRE STANDPIPE FSP
FIRE WATER PUMP FWP
FIREPLACE FPL
FIREPROOFING FPRF
FITTING FTG
FIXTURE FXTR
FLANGE FLG
FLARED FLRD
FLARED TUBE FITTING FTF
FLASHING FL
FLAT BAR FB
FLAT BOTTOM DITCH FBD
FLAT HEAD MACHINE SCREW FHMS
FLAT HEAD WOOD SCREW FHWS
FLEXIBLE CONNECTION FLEX C
FLOAT AND THERMOSTATIC TRAP F&TT
FLOAT GLASS FLT GL
FLOCCULATOR FLOC
FLOOR (ING) FLR
FLOOR CLEANOUT FCO
FLOOR DRAIN FD
FLOOR FINISH FLR FIN
FLOOR PLATE FLR PL
FLOOR REGISTER FLR REG
FLOOR SINK FLR SK
FLOW LINE FLL
FLOW MEASURING DEVICE FMD
FLOW SENSING SWITCH FSS
FLOW SWITCH FLSW
FLUID FLD
FLUORESCENT FLUOR
FLUSHING RIM SINK FR SNK
FOLDING FLDG
FOOT VALVE FV
FOOTCANDLE FC
FOOTING FTG
FOOTLAMBERT FL
FORMBOARD FMBD
FOUNDATION FDN
FRAME FR
FRAMED MIRROR FR MIR
FRAMED MIRROR AND SHELF FR MIR/SHF
FREEZESTAT FSTAT
FREEZING POINT FP
FREQUENCY FREQ
FREQUENCY MODULATION FM
FRICTION FACTOR FRIC FAC
FROG FG
FROM FLOOR ABOVE FFA
FROM FLOOR BELOW FFB
FRONT FRT
FUEL OIL FO
FUEL OIL RETURN FOR
FUEL OIL SUPPLY FOS
FUEL OIL VENT FOV
FULL HEIGHT PARTITION FHP
FULL LOAD AMPS FLA
FULL SIZE FS
FULL VOLTAGE NON-REVERSING FVNR
FURNACE FUR
FURNITURE FURN
FURRING FURR
FUSE FU
FUSED SWITCH FU SW
FUTURE FUT
GAGE GA
GALLON GAL
GALLONS PER DAY GPD
GALLONS PER HOUR GPH
GALLONS PER MINUTE GPM
GALLONS PER SECOND GPS
GALVANIZED GALV
GALVANIZED IRON GALVI
GALVANIZED IRON PIPE GIP
GALVANIZED STEEL GALVS
GAS G
GAS (OLINE) VENT GV
GAS PRESSURE REGULATOR GPR
GAS VENT THROUGH ROOF GVTR
GAS WATER HEATER GWH
GASKET GSKT
GASOLINE, NON-LEADED NLG
GASOLINE, PREMIUM PG
GASOLINE, REGULAR RG
GATE VALVE GTV
GENERAL GENL
GENERAL CONTRACT GENL CONTR
GENERATOR GEN
GLASS GL
GLASS BLOCK GL BLK
GLAZED CONCRETE MASONRY UNIT GLZ CMU
GLAZING GLZ
GLOBE VALVE GLV
GLUE LAMINATED GLU LAM
GOOD FOUR SIDES G4S
GOOD ONE SIDE G1S
GOOD THREE SIDES G3S
GOOD TWO SIDES G2S
GOOSENECK GSNK
GOVERNMENT GOVT
GRAB BAR GB
GRAD (E) (ING) GR
GRADE BEAM GR BM
GRADE CLEANOUT GCO
GRADE LINE GR LN
GRAND MASTER KEYED GMKD
GRATING GRTG
GRAVEL GVL
GRAVITY (CONSTANT) G
GRAVITY ROOF VENTILATOR GRV
GRAVITY VENT GV
GREASE TRAP GT
GRILLE GRL
GROUND GND
GROUND FAULT INTERRUPTER GFI
GROUT GT
GUARD RAIL GDR
GUTTER GUT
GUTTER DRAIN GD
GYPSUM GYP
GYPSUM BOARD GYP BD
GYPSUM PLASTER GYP PLAS
HAND DRYER HD
HAND RAIL HNDRL
HAND-OFF-AUTO HOA
HANDHOLE HH
HANDWHEEL HNDWL
HANGER HGR
HARDBOARD HDBD
HARDWARE HDWE
HARDWOOD HDWD
HEAD HD
HEAD JOINT HD JT
HEADER HDR
HEADWALL HDWL
HEAT HT
HEAT ABSORBING GLASS HAGL
HEAT EXCHANGER HEX
HEAT GAIN HG
HEAT RECOVERY UNIT HRU
HEAT TRANSFER COEFFICIENT U
HEATER HTR
HEATING HTG
HEATING COIL HC
HEATING WATER RETURN HTWR
HEATING WATER SUPPLY HTWS
HEATING, VENTILATION, AIR
CONDITIONING HVAC
HEAVY HVY
HEAVY DUTY HD
HEIGHT HGT
HERTZ HZ
HEXAGONAL HEX
HIGH H
HIGH FREQUENCY HF
HIGH INTENSITY DISCHARGE HID
HIGH OUTPUT HO
HIGH POINT HPT
HIGH POWER FACTOR HPF
HIGH PRESSURE HP
HIGH PRESSURE BOILER HPB
HIGH PRESSURE DRIP TRAP HPDT
HIGH PRESSURE GAS HPG
HIGH PRESSURE LAMINATE H PLAM
HIGH PRESSURE RETURN HPR
HIGH PRESSURE STEAM HPS
HIGH PRESSURE TRAP HPT
HIGH STRENGTH HS
HIGH STRENGTH BOLT HSB
HIGH VELOCITY DIFFUSER HVD
HIGH VELOCITY TERMINAL HVT
HIGHWAY HWY
HOLD-OPEN HO
HOLLOW CONCRETE MASONRY UNIT HCMU
HOLLOW CORE HC
HOLLOW METAL HM
HOLLOW METAL DOOR HMD
HOLLOW METAL FRAME HMF
HORIZONTAL HORIZ
HORSEPOWER HP
HOSE BIBB HB
HOSE CABINET HC
HOSE GATE VALVE HGV
HOSE VALVE HV
HOT AND COLD WATER H&CW
HOT WATER HW
HOT WATER BOILER HWB
HOT WATER CIRCULATION PUMP HWCP
HOT WATER COIL HWC
HOT WATER HEATER HWH
HOT WATER PUMP HWP
HOT WATER RETURN HWR
HOT WATER SUPPLY HWS
HOT WATER TANK HWT
HOT WATER, CIRCULATING HWC
HOUR HR
HUMIDSTAT HSTAT
HYDRANT HYD
HYDRAULIC HYDR
IDENTIFICATION ID
IGNITION IGN
ILLUMINATION ILLUM
INCANDESCENT INCAND
INCHES (WATER COLUMN) IN WC
INCINERATOR INCIN
INDICATED HORSEPOWER IHP
INDICATOR IND
INDIRECT WASTE IW
INDUSTRIAL INDL
INFLUENT INF
INLET INL
INLET MANHOLE IMH
INSIDE DIAMETER ID
INSIDE FACE IF
INSIDE PIPE SIZE IPS
INSTALLATION INSTL
INSTANTANEOUS WATER HEATER IHWH
INSTRUMENT INSTR
INSULATED PANEL INSUL PNL
INSULATION INSUL
INTAKE FAN IF
INTERCOMMUNICATION INTERCOM
INTERIOR INTR
INTERIOR TELEPHONE CABINET ITC
INTERIOR TELEPHONE TERMINAL BOARD ITTB
INTERLOCK INTLK
INTERNATIONAL PIPE STANDARD IPS
INTERRUPTING CAPACITY IC
INVERT INV
INVERT ELEVATION INV EL
IRON PIPE IP
IRON PIPE SIZE IPS
IRON PIPE THREAD IPT
IRRIGATION WATER IW
ISOMETRIC ISO
JANITOR JAN
JANITOR'S CLOSET JC
JOINT JT
JOIST JST
JOULE J
JUNCTION JCT
JUNCTION BOX JB
JUNIOR JR
KEENE'S CEMENT PLASTER KCP
KELVIN K
KEYWAY KWY
KICK PLATE KPL
KILN DRIED KD
KILOVAR (REACTANCE) KVAR
KILOVOLT KV
KILOVOLT AMPERE KVA
KILOWATT KW
KILOWATT HOUR KWH
KIP (1000 LB) K
KIPS PER LINEAR FOOT KLF
KIPS PER SQUARE FOOT KSF
KIPS PER SQUARE INCH KSI
KITCHEN KIT
KNEE BRACE KB
KNOCK DOWN KD
KNOCKOUT KO
KNOCKOUT PANEL KOP
LABEL LBL
LABORATORY LAB
LADDER LAD
LAMINATION LAM
LANDING LDG
LARGE LRG
LATENT HEAT LH
LATENT HEAT GAIN LHG
LATENT HEAT RATIO LHR
LATERAL LATL
LAUNDRY LAU
LAVATORY LAV
LAWN SPRINKLING LS
LEADER LDR
LEAST MEAN TEMP DIFFERENCE LMTD
LEAST TEMP DIFFERENCE LTD
LEAVING AIR LA
LEAVING AIR TEMPERATURE LAT
LEAVING DRY BULB TEMPERATURE LDBT
LEAVING WATER TEMPERATURE LWT
LEAVING WET BULB TEMPERATURE LWBT
LEFT L
LEFT HAND LH
LEFT HAND REVERSE LHR
LENGTH LG
LEVEL (ER) LVL
LEVER LVR
LIBRARY LIB
LIFT CHECK VALVE LCV
LIGHT LT
LIGHT POLE LP
LIGHTING LTG
LIGHTING PANEL LTG PNL
LIGHTPROOF LP
LIGHTWEIGHT LT WT
LIGHTWEIGHT CONCRETE LWC
LIGHTWEIGHT CONCRETE
MASONRY UNIT LCMU
LIGHTWEIGHT PLASTER LW PLAS
LIMIT SWITCH LIM SW
LINE-BUS L-B
LINE-GROUND L-G
LINEAR LIN
LINEAR CEILING DIFFUSER LCD
LINEAR DIFFUSER LD
LINEAR FOOT LF
LINTEL LNTL
LIQUEFIED PETROLEUM LP
LIQUID LIQ
LIQUIFIED PETROLEUM GAS LPG
LIVE LOAD LL
LIVING ROOM LR
LOAD BEARING LD BRG
LOCATION LOC
LOCKED ROTOR LKROT
LOCKED ROTOR AMPS LRA
LOCKER LKR
LOCKER ROOM LKR RM
LONG LEG HORIZONTAL LLH
LONG LEG VERTICAL LLV
LONGITUDINAL LONG
LOUDSPEAKER LS
LOUVER LVR
LOUVERED ROOF VENT LRV
LOW POINT LPT
LOW PRESSURE LP
LOW PRESSURE ALARM SWITCH LPAS
LOW PRESSURE BOILER LPB
LOW PRESSURE CONDENSATE
RETURN LPCR
LOW PRESSURE DRIP TRAP SET LPDT
LOW PRESSURE RETURN LPR
LOW PRESSURE STEAM LPS
LOW VOLTAGE LV
LOW WATER CUT OFF LWCO
LUBRICATE LUB
LUBRICATED PLUG VALVE LPV
LUBRICATING OIL LO
LUBRICATING OIL VENT LOV
LUMBER LBR
LUMENTS PER WATT LPW
LUMP SUM LS
MACHINE MACH
MACHINE ROOM MACH RM
MAGNETIC STARTER MAG ST
MAINTENANCE MAINT
MAKE-UP AIR UNIT MAU
MALE PIPE THREAD MPT
MALLEABLE IRON MI
MANHOLE MH
MANUAL MAN
MANUAL DAMPER MD
MANUAL TRANSFER SWITCH MTS
MANUAL VOLUME DAMPER MVD
MANUFACTURING MFG
MARBLE MARB
MARK MK
MARKER MKR
MASONRY MAS
MASONRY OPENING MO
MASTER ANTENNA TELEVISION SYSTEM MATV
MASTER BEDROOM MBR
MATERIAL MATL
MAXIMUM MAX
MAXIMUM WORKING PRESSURE MWP
MEAN EFFECTIVE TEMPERATURE MET
MEAN HIGH TIDE MHT
MEAN LOW TIDE MLT
MEAN TEMPERATURE DIFFERENCE MTD
MECHANICAL MECH
MECHANICAL JOINT MJ
MEDICINE CABINET MC
MEDIUM MED
MEDIUM DENSITY OVERLAID MDO
MEDIUM PRESSURE MP
MEDIUM PRESSURE RETURN MPR
MEDIUM PRESSURE STEAM MPS
MEETING MTG
MEGAVOLT MV
MEGAVOLT-AMPERES MVA
MEGAWATT MW
MEMBER MBR
MEMBRANE MEMB
MERCURY HG
METAL MET
METAL BASE METB
METAL LATH ML
METER M
MEZZANINE MEZZ
MID-ORDINATE MO
MILE MI
MILES PER HOUR MPH
MILLIAMPERE MA
MILLION GALLONS PER DAY MGD
MILLWORK MLWK
MINIMUM MIN
MINUTE MIN
MIRROR MIR
MISCELLANEOUS MISC
MIXED AIR MA
MIXED AIR TEMPERATURE MAT
MIXING BOX MB
MOBILIZATION MOBIL MODULE (AR) MOD
MOLDING MLDG
MOMENT CONNECTION MC
MOMENTARY CONTACT MC
MONITOR MON
MONUMENT MON
MOP SERVICE BASIN MSB
MOP/BROOM HOLDER MBH
MORTAR MTR
MOTOR MOT
MOTOR CONTROL CENTER MCC
MOTOR GENERATOR MG
MOTOR OPERATED DAMPER MOD
MOTOR OPERATED VALVE MOV
MOTOR STARTER MS
MOTOR STARTER PANEL MSP
MOTOR STARTER SWITCH MSS
MOUNTED MTD
MOUNTING MTG
MOVABLE MVBL
MULLION MULL
MULTI-ZONE MZ
MULTIPLE MULT
NAMEPLATE NPL
NATIONAL COARSE (THREAD) NC
NATIONAL FINE (THREAD) NF
NATIONAL PIPE THREAD NPF
NATIONAL TAPER PIPE (THREAD) NPT
NATURAL NAT
NEAR FACE NF
NEAR SIDE NS
NEGATIVE NEG
NEUTRAL NEUT
NICKEL NKL
NIPPLE NIP
NITROGEN N
NO PAINT NP
NO VOLTAGE RELEASE NVR
NOISE CRITERIA NC
NOISE REDUCTION NR
NOISE REDUCTION COEFFICIENT NRC
NOMINAL NOM
NON REINFORCED CONCRETE PIPE NRCP
NON-RISING STEM NRS
NONFUSED NFSD
NORMALLY CLOSED NC
NORMALLY OPEN NO
NORTH N
NOT APPLICABLE NA
NOT IN CONTRACT NIC
NOT TO SCALE NTS
NOZZLE NOZ
NUMBER NO
OBSCURE OBS
OFFICE OFF
OIL CIRCUIT BREAKER OCB
OIL CIRCUIT RECLOSURE OCR
ON CENTER OC
ONE THOUSAND FOOT POUNDS KIP FT
ONE THOUSAND GALLONS PER HOUR MGPH
OPENING OPNG
OPPOSITE OPP
OPTIONAL OPT
ORIFICE ORF
ORIGINAL ORIG
OUNCE OZ
OUT TO OUT O/O
OUTLET VELOCITY OV
OUTSIDE AIR OA
OUTSIDE AIR DAMPER OAD
OUTSIDE DIAMETER OD
OUTSIDE DIMENSION OD
OUTSIDE FACE OF
OVER CURRENT OVC
OVERALL OA
OVERFLOW OVFL
OVERFLOW ROOF DRAIN ORD
OVERHEAD OVHD
OVERHEAD GUY WIRE OHGW
OWNER FURNISHED-CONTRACTOR
INSTALLED OFCI
OWNER FURNISHED-OWNER INSTALLED OFOI
OXYGEN OXY
PACKAGE PKG
PAINT PNT
PAINTED PTD
PAIR PR
PANEL PNL
PANIC BAR PB
PAPER CUP DISPENSER PCD
PAPER TOWEL DISPENSER PTD
PAPER TOWEL RECEPTACLE PTR
PARALLEL PAR
PARGING PARG
PARKING PARKG
PARKWAY PKWY
PARTICLEBOARD PBD
PARTITION PTN
PARTS PER MILLION PPM
PATENT PAT
PAVED PV
PAVEMENT PVMT
PAVING PVG
PEDESTAL PED
PEGBOARD PGBD
PERFORATED PERF
PERIMETER PERIM
PERMANENT PERM
PERPENDICULAR PERP
PETCOCK PC
PHASE PH
PHILLIP'S HEAD SCREW PHS
PHOTOGRAPH PHOTO
PIECE PC
PIPE ANCHOR PA
PIPE GUIDE PG
PIPE TAP PT
PLASTER PLAS
PLASTIC LAMINATE PLAM
PLATE PL
PLATFORM PLAT
PLUG COCK PC
PLUGGED TEE PT
PLUMBING PLBG
PLYWOOD PLYWD
PNEUMATIC PNEU
POINT OF COMPOUND CURVE PCC
POINT OF CURVE PC
POINT OF FROG PF
POINT OF INTERSECTION PI
POINT OF INTERSECTION FOR
VERTICAL CURVE PIVC
POINT OF REVERSE CURVE PRC
POINT OF REVERSE CURVE
VERTICAL CURVE PRCVC
POINT OF SPIRAL TANGENT PST
POINT OF SWITCH PS
POINT OF TANGENCY PVT
POINT OF VERTICAL CURVE PVC
POINT OF VERTICAL INTERSECTION PVI
POINT OF VERTICAL TANGENCY PVT
POLE P
POLISHED POL
POLYETHYLENE PE
POLYVINYL CHLORIDE PVC
POLYVINYLIDINE FLUORIDE PVF
PORTABLE PORT
PORTLAND CEMENT PC
PORTLAND CEMENT PLASTER PCP
POSITIVE POS
POST INDICATOR VALVE PIV
POUND LB
POUNDS PER CUBIC FOOT PCF
POUNDS PER LINEAR FOOT PLF
POUNDS PER SQUARE FOOT PSF
POUNDS PER SQUARE INCH PSI
POUNDS PER SQUARE INCH ABSOLUTE PSIA
POUNDS PER SQUARE INCH GAGE PSIG
POWER PWR
POWER FACTOR PF
POWER PANEL PP
POWER ROOF EXHAUSTER PRE
POWER ROOF VENTILATOR PRV
POWER WALL EXHAUSTER PWE
PRECAST PRCST
PREFABRICATED PREFAB
PREFINISHED PREFIN
PRELIMINARY PRELIM
PREPARATION PREP
PRESSURE GAGE PG
PRESSURE REDUCING VALVE PRV
PRESSURE RELIEF VALVE PRV
PRESSURE SWITCH PRESS SW
PRESSURE TEMPERATURE RELIEF value PTRV
PRESTRESSED CONCRETE PS CONC
PRIMARY PRI
PROJECT PROJ
PROPERTY PROP
PROPERTY LINE PL
PUBLIC ADDRESS PA
PULL BOX PB
PULL CHAIN PC
PUMP P
PUMP DISCHARGE LINE PD
PUMPED RETURN PR
PURSE SHELF PSH
PUSHBUTTON PB
QUALITY QUAL
QUANTITY QTY
QUARRY TILE QT
QUARTER QTR
QUICK COUPLER VALVE QCV
RADIATION RADN
RADIO FREQUENCY RF
RADIUS RAD
RAILING RLG
RAILROAD RR
RAIN WATER CONDUCTOR RWC
RAIN WATER LEADER RWL
RAISED FACE RF
RAPID START RS
REACTIVE KILOVOLT AMPERES RKVA
RECEIVED RECD
RECEIVER RCVR
RECEPTACLE RECPT
RECESSED REC
RECESSED HOSE BIBB RHB
RECIRCULATE RECIRC
RECTANGULAR RECT
REDUCER RDC
REFERENCE REF
REFLECTOR REFL
REFRIGERANT RFGT
REFRIGERANT DISCHARGE RD
REFRIGERANT HOT GAS RHG
REFRIGERANT LIQUID RL
REFRIGERANT LIQUID LINE RLL
REFRIGERANT SUCTION RS
REFRIGERANT SUCTION LINE RSL
REFRIGERATION REFR
REGISTER REG
REGULATOR RGLTR
REHEAT COIL RHC
REINFORCE (D) (ING) (MENT) REINF
REINFORCED CONCRETE RC
REINFORCED CONCRETE BOX RCB
REINFORCED CONCRETE PIPE RCP
RELATIVE HUMIDITY RH
RELIEF RLF
RELIEF VALVE RV
REMOTE CONTROL RC
REMOVABLE REM
REPRODUCE REPRO
REQUIRED REQD
RESILIENT RESIL
RETURN RET
RETURN AIR RA
RETURN AIR FAN RA FAN
RETURN AIR GRILLE RA GR
REVERSE RVS
REVOLUTIONS PER MINUTE RPM
REVOLUTIONS PER SECOND RPS
RIGHT HAND RH
RIGHT HAND REVERSE RHR
RIGHT OF WAY ROW
RISER R
RIVETED RVT
ROAD RD
ROOF DRAIN RD
ROOF VENT RV
ROOF VENTILATOR RV
ROOTING RFG
ROOM RM
ROUGH OPENING RO
ROUND RND
ROUND HEAD MACHINE SCREW RHMS
ROUND HEAD WOOD SCREW RHWS
RUBBER RBR
RUNWAY RWY
SADDLE SDL
SAFE WORKING PRESSURE SWP
SAFETY FACTOR SF
SAFETY VALVE SV
SALVAGE SALV
SANITARY SAN
SANITARY NAPKIN DISPENSER SND
SANITARY NAPKIN RECEPTACLE SNR
SANITARY SEWER SS
SANITARY VENT V
SATURATION SAT
SCHEDULE SCHED
SCORED JOINT SJ
SCREEN SCRN
SEAMLESS SMLS
SECOND SEC
SECTION SECT
SEGMENT SEG
SENSIBLE HEAT SH
SENSIBLE HEAT GAIN SHG
SENSIBLE HEAT RATIO SHR
SERVICE SVCE
SERVICE RECEPTOR SR
SERVICE SINK SSK
SEWER SWR
SHEATHING SHTHG
SHEET (ING) SHT
SHEET METAL SM
SHELVES (ING) SHV
SHOCK ABSORBER SA
SHOULDER SHLDR
SHOWER SHR
SIDEWALK SW
SIDEWATER DEPTH SWD
SIGNAL SIG
SIMILAR SIM
SINGLE SGL
SINGLE POLE SP
SINGLE POLE, DOUBLE THROW SPDT
SINGLE POLE, SINGLE THROW SPST
SINK SK
SLEEVE SLV
SLIDE (ING) SL
SLIP JOINT SJ
SLOPE SLP
SMOKE DAMPER SDMPR
SMOOTH SM
SOAP DISPENSER SD
SOIL PIPE SP
SOLENOID VALVE SOLV
SOLID CONCRETE MASONRY UNIT SCMU
SOLID CORE SC
SOOT BLOWER SB
SOUND TRANSMISSION CLASS STC
SOUTH S
SPACE (ING) SP
SPEAKER SPKR
SPECIAL SPCL
SPECIFIC SP
SPECIFIC GRAVITY SP GR
SPECIFIC HEAT SP HT
SPECIFIC VOLUME SP VOL
SPECIFICATION SPEC
SPLASH BLOCK SB
SPLIT TEE SPT
SPLITTER DAMPER SPD
SPRINKLER SPKLR
SQUARE SQ
SQUARE FOOT SQ FT
SQUARE INCH SQ IN
SQUARE KILOMETER SQ KM
SQUARE METER SQ M
SQUARE MILLIMETER SQ MM
SQUARE YARD SQ YD
STAGGERED STAG
STAINLESS STEEL SST
STAKE STK
STANDARD STD
STANDPIPE SP
STATIC PRESSURE ST PR
STATION STA
STEAM STM
STEAM GAGE SG
STEAM MANHOLE SMH
STEAM RETURN SR
STEAM SUPPLY SS
STEAM WORKING PRESSURE STWP
STEEL STL
STEEL JOIST STL JST
STEEL PLATE STL PL
STIFFENER STIF
STIRRUP STIR
STORAGE STOR
STORM DRAIN SD
STORM DRAIN MANHOLE SDMH
STRAIGHT STR
STRAINER STN
STREET ST
STRUCTURAL STRUCT
STRUCTURAL CLAY TILE SCT
STRUCTURAL FACING TILE SFT
STRUCTURAL STEEL STRUCT STL
SUB-SOIL DRAIN SSD
SUCTION SUCT
SUPPLEMENT SUPPL
SUPPLY SPLY
SUPPLY AIR SA
SUPPLY AIR GRILLE SAG
SUPPLY DIFFUSER SD
SUPPLY FAN SF
SUPPORT SPRT
SURFACE SURF
SURVEY SURV
SUSPENDED SUSP
SUSPENDED CEILING SUSP CLG
SUSPENDED UNIT HEATER SUH
SWAGE SWG
SWITCHBOARD SWBD
SWITCHGEAR SWGR
SYMBOL SYM
SYMMETRICAL SYMM
SYNTHETIC SYNTH
SYSTEM SYS
TACHOMETER TACH
TACKBOARD TK BD
TANGENT TAN
TECHNICAL TECH
TEE T
TELEPHONE TEL
TELEPHONE TERMINAL BOARD TTB
TELEVISION TV
TEMPERATURE TEMP
TEMPERATURE CONTROL PANEL TCP
TEMPERATURE CONTROL VALVE TCV
TEMPERATURE CONTROLLED AIR
COMPRESSOR TCAC
TEMPERATURE DIFFERENTIAL TD
TEMPERATURE ENTERING TE
TEMPERATURE LEAVING TL
TEMPERED TMPD
TEMPERED GLASS TMPD GL
TEMPORARY TEMP
TEMPORARY BENCH MARK TBM
TENSILE STRENGTH TS
TERMINAL TERM
TERMINAL UNIT TU
TERRAZZO TER
TEST BORING-xx(e.g. TB-1) TBxx
THERMAL THERM
THERMAL OVERLOAD TOL
THERMAL RESISTANCE R
THERMOCOUPLE TC
THERMOSTAT T
THERMOSTATIC MIXING VALVE TMV
THERMOSTATIC TRAP TT
THICKNESS THK
THOUSAND BOARD FEET MBF
THOUSAND BTU PER HOUR MBH
THOUSAND CIRCULAR MILS MCM
THOUSAND CUBIC FEET MCF
THOUSAND CUBIC FEET PER MINUTE MCFM
THREAD (ED) THD
THREADED BOTH ENDS TBE
THREADED ONE END TOE
THRESHOLD THRES
THROUGH THRU
TO FLOOR ABOVE TFA
TO FLOOR BELOW TFB
TOILET PAPER HOLDER TPH
TOLERANCE TOL
TONGUE AND GROOVE T&G
TOP AND BOTTOM T&B
TOP ELEVATION TE
TOP OF BEAM TB
TOP OF CONCRETE TC
TOP OF CURB TC
TOP OF FINISH FLOOR TFF
TOP OF FOOTING TF
OP OF JOIST TJ
TOP OF PAVEMENT TP
TOP OF RIM TR
TOP OF SLAB TSL
TOP OF STEEL TST
TOP OF WALL TW
TOTAL TOT
TOTAL DYNAMIC HEAD TDH
TOTAL PRESSURE TP
TOTALLY ENCLOSED TE
TOWEL BAR TB
TOWEL DISPENSER TD
TOWEL DISPENSER/RECEPTACLE TDR
TRANSFER XFR
TRANSFORMER XFMR
TRANSPARENT TRANS
TREAD T
TRENCH DRAIN TD
TRIGGER START TS
TUNNEL TNL
TURNBUCKLE TRNBKL
TWISTED PAIR TP
TWISTED PAIR SHIELDED TPS
TYPICAL TYP
ULTIMATE ULT
ULTRA HIGH FREQUENCY UHF
ULTRAVIOLET UV
UNDER FLOOR DUCT UFD
UNDERGROUND UGND
UNEXCAVATED UNEX
UNFINISHED UNFIN
UNIFORM UNIF
UNINTERRUPTIBLE POWER SUPPLY UPS
UNION UN
UNIT HEATER UH
UNIT VENTILATOR UV
UNIVERSAL UNIV
UNLESS OTHERWISE NOTED UON
URINAL UR
UTILITY UTIL
UTILITY SET US
VACUUM VAC
VACUUM BREAKER VB
VACUUM CLEANER OUTLET VCO
VACUUM PUMP VP
VACUUM RETURN PUMP VRP
VALVE V
VALVE BOX VB
VAPOR VAP
VAPOR PROOF VAP PRF
VAPOR RETARDER VR
VARIABLE AIR VOLUME VAV
VARIABLE FREQUENCY DRIVE VFD
VEHICLE VEH
VELOCITY VEL
VENEER VNR
VENT AIR DAMPER VADMPR
VENT AIR DUCT VAD
VENT AIR GRILLE VAGR
VENTILATOR VENT
VERTICAL VERT
VERTICAL UNIT HEATER VUH
VERY HIGH FREQUENCY VHF
VERY HIGH OUTPUT VHO
VESTIBULE VEST
VIBRATION VIB
VINYL VIN
VINYL BASE VB
VINYL COMPOSITION TILE VCT
VINYL FACED ACOUSTIC TILE VFAT
VINYL TILE VT
VINYL WALL COVERING VWC
VISCOSITY VISC
VITREOUS VIT
VITRIFIED CLAY TILE VCT
VOLT V
VOLT AMPERE VA
VOLUME VOL
VOLUME DAMPER VD
WAFER WFR
WAINSCOT WSCT
WALL ASH URN WAU
WALL CLEANOUT WCO
WALL HUNG WH
WALL HUNG CONVECTOR WHC
WALL HYDRANT WH
WALL LOUVER AND SCREEN WLS
WALL TO WALL W/W
WAREHOUSE WHSE
WARM WHITE WW
WARM WHITE DELUXE WWX
WASH FOUNTAIN WF
WASTE W
WASTE DISPOSER WDSP
WASTE OIL WO
WASTE OIL VENT WOV
WASTE RECEPTACLE WR
WASTEWATER WW
WATER WTR
WATER CLOSET WC
WATER COOLING COIL WCC
WATER GAGE WG
WATER HAMMER ARRESTER WHA
WATER HEATER WHTR
WATER LINE WL
WATER RESISTANT WR
WATER THERMOMETER WT
WATERPROOFING WTRPRF
WATT W
WATTHOUR WH
WEATHERSTRIPPING WS
WEIGHT WT
