building utilities

UTILITIESUTILITIES 22ndnd day (8:00AM – 12:00NN) day (8:00AM – 12:00NN) 100 items (50% correct answers)100 items (50% correct answers) 5 subjects: 5 subjects:

(Plumbing & Sanitary Engineering, (Plumbing & Sanitary Engineering, Electrical & Mechanical Systems of Electrical & Mechanical Systems of Buildings, Acoustics & Lighting)Buildings, Acoustics & Lighting) 50% Plumbing & Electrical; 30% 50% Plumbing & Electrical; 30% Mechanical; 20% Acoustics & LightingMechanical; 20% Acoustics & Lighting

BOA SYLLABUSBOA SYLLABUSDesign and construction and/or installation of the Design and construction and/or installation of the

following utilities systems:following utilities systems:1.1. Sanitary & Plumbing Systems & EquipmentsSanitary & Plumbing Systems & Equipments2.2. Mechanical SystemsMechanical Systems3.3. Electrical & other Power SystemsElectrical & other Power Systems4.4. Acoustics & IlluminationAcoustics & Illumination5.5. Disaster Prevention & Protection Systems; Disaster Prevention & Protection Systems;

Security SystemsSecurity Systems6.6. Communication SystemsCommunication Systems7.7. High-tech SystemsHigh-tech Systems

Sanitary & Plumbing Systems Sanitary & Plumbing Systems & Equipments& Equipments

a.a. Water source, storage, supply and distributionWater source, storage, supply and distributionb.b. Plumbing roughing-in and fixturesPlumbing roughing-in and fixturesc.c. Drainage and sewerage systemsDrainage and sewerage systemsd.d. Waste disposal treatment and recyclingWaste disposal treatment and recycling

Mechanical SystemsMechanical Systems

a.a. Heating, ventilating and air-conditioning systemsHeating, ventilating and air-conditioning systemsb.b. Conveyors and other building mechanical Conveyors and other building mechanical

equipmentsequipments

Electrical and other Power Electrical and other Power SystemsSystems

a.a. Electrical power and lighting supply, distribution, Electrical power and lighting supply, distribution, and fixturesand fixtures

b.b. Electrical power sources and alternative power Electrical power sources and alternative power sourcessources

Acoustics & IlluminationAcoustics & Illumination

a.a. The psycho-physics of acoustics and lightingThe psycho-physics of acoustics and lightingb.b. Acoustical treatment and correctionsAcoustical treatment and corrections

Disaster Prevention & Disaster Prevention & Protection Systems; Protection Systems; Security SystemsSecurity Systems

a.a. Building fire-fighting, prevention, and protection Building fire-fighting, prevention, and protection apparatusapparatus

b.b. Installation and/or constructionInstallation and/or constructionc.c. Materials and fixturesMaterials and fixturesd.d. Disaster prevention and mitigation systemsDisaster prevention and mitigation systems

a.a. Electronic systemsElectronic systemsb.b. Telephone, intercom, cable TV, audio/video Telephone, intercom, cable TV, audio/video

facilities, PA systemfacilities, PA system

Communication SystemsCommunication Systems

High-tech SystemsHigh-tech Systems

a.a. Application in buildings and structuresApplication in buildings and structuresb.b. RoboticsRoboticsc.c. Intelligent buildingsIntelligent buildings

Sanitary & Plumbing Sanitary & Plumbing Systems & EquipmentsSystems & Equipments

National Plumbing Code of the PhilippinesNational Plumbing Code of the Philippines

(Chapter 2 – Plumbing Terms/Definitions)(Chapter 2 – Plumbing Terms/Definitions)

ABSABS

Acrylonitrile Butadiene Styrene; black pipeAcrylonitrile Butadiene Styrene; black pipe

ALLEYALLEY

2 – 3 meters2 – 3 meters

ALTER OR ALTERATIONALTER OR ALTERATION

change, addition, modificationchange, addition, modification

Continuation…Continuation…

ACCESSIBLEACCESSIBLEwithout obstructionwithout obstruction

AIRBREAKAIRBREAKphysical separationphysical separation

AIR GAP, DRAINAGEAIR GAP, DRAINAGEunobstructed vertical distance between lowest unobstructed vertical distance between lowest opening (waste) to flood level rimopening (waste) to flood level rim

AIR GAP, WATER DISTRIBUTIONAIR GAP, WATER DISTRIBUTIONunobstructed vertical distance between lowest unobstructed vertical distance between lowest opening (potable water) to flood level rimopening (potable water) to flood level rim


AUTHORITY, ADMINISTRATIVEAUTHORITY, ADMINISTRATIVE

administer /enforce NPCPadminister /enforce NPCP

BACKFLOWBACKFLOW

water from any source other than regular sourcewater from any source other than regular source

BACKFLOW CONNECTIONBACKFLOW CONNECTION

reverse flow can occurreverse flow can occur

BACKPRESSURE BACKFLOWBACKPRESSURE BACKFLOW

increased reverse pressure above the supply increased reverse pressure above the supply pressurepressure


BACKFLOW PREVENTERBACKFLOW PREVENTER

vacuum breaker vacuum breaker

BACK SIPHONAGEBACK SIPHONAGE

backflow/negative pressurebackflow/negative pressure

BACKWATER VALVEBACKWATER VALVE

(drainage system); prevent reverse flow(drainage system); prevent reverse flow

BACKVENT PIPEBACKVENT PIPE

individual vent; revent pipeindividual vent; revent pipe


BALL COCKBALL COCKvalve of an attached ball floating (input)valve of an attached ball floating (input)

BALL JOINTBALL JOINTball-shaped end held in cuplike shellball-shaped end held in cuplike shell

BATHROOMBATHROOMwith shower stall or bathtubwith shower stall or bathtub

BATTERY OF FIXTURESBATTERY OF FIXTURES2 or more similar, adjacent fixtures2 or more similar, adjacent fixtures

BELL OR HUBBELL OR HUBsufficiently enlarged to receive end of pipesufficiently enlarged to receive end of pipe


BENDING PIN OR IRONBENDING PIN OR IRONstraightening/bending lead pipestraightening/bending lead pipe

BIBBBIBBfaucet, cock, tap, plugfaucet, cock, tap, plug

BIDETBIDETmiddle private part; “sitz bath”, foot bathmiddle private part; “sitz bath”, foot bath

BLANK FLANGEBLANK FLANGEnot drilled for bolt holesnot drilled for bolt holes

BLIND FLANGEBLIND FLANGEcloses end of pipecloses end of pipe


BLOW-OFFBLOW-OFFcontrolled outletcontrolled outlet to discharge liquid/detritus to discharge liquid/detritus

BOILER BLOW-OFFBOILER BLOW-OFFvalved outletvalved outlet to discharge accumulated sediments to discharge accumulated sediments

BRANCHBRANCHother than main, riser, stackother than main, riser, stack

BRANCH INTERVALBRANCH INTERVALstorey height; 2.43 metersstorey height; 2.43 meters

BRANCH, FIXTUREBRANCH, FIXTUREwater supply pipe (bet. fixture supply pipe and water supply pipe (bet. fixture supply pipe and water-distributing pipe)water-distributing pipe)


BRANCH, HORIZONTALBRANCH, HORIZONTALdrain pipe extending laterally w/ or w/o vertical drain pipe extending laterally w/ or w/o vertical sectionssections

BRANCH VENTBRANCH VENThorizontal venthorizontal vent

BRAZED JOINTBRAZED JOINTmelts at temperatures melts at temperatures higher than 449°Chigher than 449°C

B & SB & SBrown & Sharpe (specification); bell and spigot Brown & Sharpe (specification); bell and spigot (ends of pipe)(ends of pipe)


BUILDING BUILDING structure builtstructure built

BUILDING DRAINBUILDING DRAINlowest horizontal piping; 0.6 m outside bldg. walllowest horizontal piping; 0.6 m outside bldg. wall

BUILDING SEWERBUILDING SEWERstarts from the end of the building drainstarts from the end of the building drain

BUILDING SUBDRAINBUILDING SUBDRAINcannot drain by gravitycannot drain by gravity

BUILDING SUPPLYBUILDING SUPPLYwater service connectionwater service connection


CAULKINGCAULKINGplugging with oakum, leadplugging with oakum, lead

CAPCAPfitting; closing the pipe endfitting; closing the pipe end

CATCH BASINCATCH BASINreceptacle to allow settleable material to depositreceptacle to allow settleable material to deposit

CESSPOOLCESSPOOLnon-watertight lined excavation; permitting liquid to non-watertight lined excavation; permitting liquid to seep (bottom and sides)seep (bottom and sides)

CHASECHASEvertical shaft (pipe stacks)vertical shaft (pipe stacks)


CHECK VALVECHECK VALVE

automatically closes to prevent reverse directionautomatically closes to prevent reverse direction

CIRCUIT VENTCIRCUIT VENT

connects to a vent stack; loop ventconnects to a vent stack; loop vent

CLARIFIERCLARIFIER

interceptor; grease trapinterceptor; grease trap

COMMON VENTCOMMON VENT

unit vent; dual vent; (back to back arrangement of unit vent; dual vent; (back to back arrangement of pipes)pipes)


COMBINATION WASTE & VENT SYSTEMCOMBINATION WASTE & VENT SYSTEM

horizontal wet venting (sinks/floor drains)horizontal wet venting (sinks/floor drains)

COMBUSTIBLE CONSTRUCTIONCOMBUSTIBLE CONSTRUCTION

ignite/burn at 756°C or lessignite/burn at 756°C or less

CONFINED SPACECONFINED SPACE

vol. vol. less than 1.4 cu.m.less than 1.4 cu.m. w/ 250 kg cal of aggregate w/ 250 kg cal of aggregate input rating (fuel-burning appliances)input rating (fuel-burning appliances)

CONTAMINATIONCONTAMINATION

impairment of potable water (high hazard)impairment of potable water (high hazard)


CONTINIOUS VENTCONTINIOUS VENTcontinuation of the drain to w/c vent connectscontinuation of the drain to w/c vent connects

CONTINIOUS WASTECONTINIOUS WASTEdrain connecting compartments drain connecting compartments

CONDUCTOR OR DOWNSPOUTCONDUCTOR OR DOWNSPOUTvertical pipe to convey rain watervertical pipe to convey rain water

CORPORATION COCKCORPORATION COCKstop valve connected to water service pipe to mainstop valve connected to water service pipe to main

COURTCOURTopen, unoccupied spaceopen, unoccupied space


CRITICAL LEVELCRITICAL LEVELmin. elevation above flood level rimmin. elevation above flood level rim

CROSS-CONNECTIONCROSS-CONNECTIONbet. potable water supply and plumbing fixturebet. potable water supply and plumbing fixture

DEAD-ENDDEAD-ENDextended portion of pipe closed at one endextended portion of pipe closed at one end

DEVELOPED LENGTHDEVELOPED LENGTHlength of pipe at centerline and fittings length of pipe at centerline and fittings

DIAMETERDIAMETERnominal diameter as designated commerciallynominal diameter as designated commercially


DOMESTIC SEWAGEDOMESTIC SEWAGE

liquid/water-borne wastes (free from industrial liquid/water-borne wastes (free from industrial wastes; Sanitary Sewagewastes; Sanitary Sewage

DOUBLE-BEND FITTINGDOUBLE-BEND FITTING

shaped liked the letter ‘S’shaped liked the letter ‘S’

DOUBLE OFFSETDOUBLE OFFSET

2 offsets in succession2 offsets in succession

DOWNSPOUTDOWNSPOUT

vertical portion of rainwater conductorvertical portion of rainwater conductor


DRAINDRAIN

pipe (ground/surface waters, storm water, pipe (ground/surface waters, storm water, wastewater in bldg. drainage system)wastewater in bldg. drainage system)

DRAINAGE SYSTEMDRAINAGE SYSTEM

pipings; convey sewage/liquid wastespipings; convey sewage/liquid wastes

DRY VENTDRY VENT

does not carry liquid or water-borne wastesdoes not carry liquid or water-borne wastes

DUAL VENTDUAL VENT

common vent; unit ventcommon vent; unit vent


DURHAM SYSTEMDURHAM SYSTEMof threaded pipe, tubing, rigid constructionof threaded pipe, tubing, rigid construction

EFFECTIVE OPENINGEFFECTIVE OPENINGcross-sectional area of water supplycross-sectional area of water supply

FAUCETFAUCETvalve located at end of water pipevalve located at end of water pipe

FERRULEFERRULEmetallic sleeve; plug is screwed metallic sleeve; plug is screwed

FIXTUREFIXTUREreceptaclereceptacle


FIXTURE BRANCHFIXTURE BRANCH

supply pipesupply pipe

FIXTURE DRAINFIXTURE DRAIN

from trap of fixture to junction of drainfrom trap of fixture to junction of drain

FIXTURE SUPPLYFIXTURE SUPPLY

water supply pipewater supply pipe

FIXTURE UNITFIXTURE UNIT

7 ½ gpm; 28.3 liters per minute (1 cu.ft/minute)7 ½ gpm; 28.3 liters per minute (1 cu.ft/minute)

FLOOD LEVELFLOOD LEVEL

water begins to overflowwater begins to overflow


FLOOD LEVEL RIMFLOOD LEVEL RIM

top edge of a receptacletop edge of a receptacle

FLOOR AREAFLOOR AREA

exclusive of vent shafts and courtsexclusive of vent shafts and courts

FLUSH TANKFLUSH TANK

flushing/removing excrementsflushing/removing excrements

FLUSH VALVEFLUSH VALVE

using water directly from water supply pipesusing water directly from water supply pipes


FLUSHOMETER TANKFLUSHOMETER TANK

predetermined; air accumulator vesselpredetermined; air accumulator vessel

FLUSHOMETER VALVEFLUSHOMETER VALVE

actuated by direct water pressureactuated by direct water pressure

GATE VALVEGATE VALVE

at right angles; raised/lowered by threaded stemat right angles; raised/lowered by threaded stem

GLOBE VALVEGLOBE VALVE

fits against the valve seat (tortuous passage)fits against the valve seat (tortuous passage)


GOOSENECKGOOSENECK

return bend; 30cm.-7.5cm; 3” (faucet); between return bend; 30cm.-7.5cm; 3” (faucet); between service pipe and mainservice pipe and main

GRADEGRADE

slope/fall; pitchslope/fall; pitch

GREASE INTERCEPTORGREASE INTERCEPTOR

3 cu.m. capacity3 cu.m. capacity

GREASE TRAPGREASE TRAP (interceptor; clarifier)(interceptor; clarifier)retain grease from one to four fixturesretain grease from one to four fixtures


GROUND WATERGROUND WATER

standing in or passing throughstanding in or passing through

GROUP VENTGROUP VENT

branch ventbranch vent

HANGERS (Supports)HANGERS (Supports)

anchors, brackets, cradlesanchors, brackets, cradles

HEIGHT OF BUILDINGHEIGHT OF BUILDING

grade line to the highest point of copinggrade line to the highest point of coping

HIGH HAZARDHIGH HAZARD (contamination) (contamination)


HORIZONTAL BRANCHHORIZONTAL BRANCH

HORIZONTAL PIPEHORIZONTAL PIPE

extending laterally; angle of not more than 45°extending laterally; angle of not more than 45°

HOUSE DRAINHOUSE DRAIN (Building Drain)(Building Drain)

HOUSE SEWERHOUSE SEWER (Building Sewer)(Building Sewer)

HOUSE STORM SEWERHOUSE STORM SEWER

to the public storm sewerto the public storm sewer


HUBLESS PIPEHUBLESS PIPE

CIP (plain ends) bolted steel bands, neoprene gasketCIP (plain ends) bolted steel bands, neoprene gasket

INDIRECT WASTE PIPEINDIRECT WASTE PIPE

indirectly connected with building drainageindirectly connected with building drainage

INDIVIDUAL VENTINDIVIDUAL VENT (Back Vent Pipe; Revent Pipe) (Back Vent Pipe; Revent Pipe)INDUSTRIAL WASTEINDUSTRIAL WASTE

free from fecal matterfree from fecal matter

I.P.S.I.P.S. (Iron Pipe Size) (Iron Pipe Size)INSANITARY INSANITARY

injurious to healthinjurious to health


INTERCEPTORINTERCEPTOR (Clarifier) (Clarifier)INVERTINVERT

lowest portion of inside of pipelowest portion of inside of pipe

LATERALLATERAL

secondary pipelinesecondary pipeline

LATRINELATRINEwater closet w/ troughwater closet w/ trough

LAVATORYLAVATORY

wash basinwash basin

LEACHING CESSPOOL LEACHING CESSPOOL (not water tight)(not water tight)


LEADER LEADER (from gutter to downspout)(from gutter to downspout)

LENGTH OF PIPELENGTH OF PIPE

as measured alongas measured along

LIQUID WASTELIQUID WASTE

discharge from fixture; no fecal matterdischarge from fixture; no fecal matter

LOCAL VENTLOCAL VENT

convey foul air to outer airconvey foul air to outer air

LOOP OR CIRCUIT VENTLOOP OR CIRCUIT VENT

MAINMAIN

principal arteryprincipal artery


MAIN SEWERMAIN SEWER (Public Sewer) (Public Sewer)common sewercommon sewer

MAIN VENTMAIN VENT (Vent Stack) (Vent Stack)MANHOLEMANHOLE

access chamberaccess chamberMASTER PLUMBERMASTER PLUMBER

Registered Master Plumber (RMP)Registered Master Plumber (RMP)NAMPAPNAMPAP

Nat’l Master Plumbers Association of the Phils.Nat’l Master Plumbers Association of the Phils. OAKUMOAKUM

hemp; hemp ropehemp; hemp rope


OFFSETOFFSETcombination of elbows & bends in piping linecombination of elbows & bends in piping line

PBPB (Polybutylene) (Polybutylene) black; cross sectional area: black; cross sectional area: ovaloval

PEPE (Polyethylene)(Polyethylene)black; cross sectional area: black; cross sectional area: circularcircular

PITCH PITCH (Grade)(Grade)PLUMBINGPLUMBING

art & technique of installingart & technique of installingPLUMBING APPLIANCEPLUMBING APPLIANCE

special class; devicespecial class; device


PLUMBING APPURTENANCESPLUMBING APPURTENANCESadjunct to basic piping system & fixturesadjunct to basic piping system & fixtures

PLUMBING FIXTURESPLUMBING FIXTURES (fixture; receptacle) (fixture; receptacle) PLUMBING OFFICIALPLUMBING OFFICIAL (Administrative Authority)(Administrative Authority)PLUMBING SYSTEM PLUMBING SYSTEM (water supply & drainage)(water supply & drainage)PLUMBING UNITPLUMBING UNIT

min. standard quantity [ one (1) water meter, one min. standard quantity [ one (1) water meter, one (1) water closet, one (1) lavatory, one (1) shower (1) water closet, one (1) lavatory, one (1) shower head & drain for bathtub or shower stall, one (1) head & drain for bathtub or shower stall, one (1) kitchen sink, one (1) laundry tray, three (3) floor kitchen sink, one (1) laundry tray, three (3) floor drains, four (4) faucets/hose bibbsdrains, four (4) faucets/hose bibbs


POTABLE POTABLE WATER WATER ((85% corrected)85% corrected)

PRESSUREPRESSURE

STATIC – w/o any flow motionSTATIC – w/o any flow motion

RESIDUAL - pressure drop (friction loss, head, RESIDUAL - pressure drop (friction loss, head, meter)meter)

PRIMARY BRANCHPRIMARY BRANCH

base of a stack to its junction with main building base of a stack to its junction with main building draindrain

PRIVATE/PRIVATE USEPRIVATE/PRIVATE USE

PRIVATE SEWAGE DISPOSAL SYSTEM PRIVATE SEWAGE DISPOSAL SYSTEM

effluent discharging to subsurface disposal fieldeffluent discharging to subsurface disposal field


PRIVATE SEWERPRIVATE SEWERprivately owned; not controlled by public authorityprivately owned; not controlled by public authority

PRIVYPRIVY (Outhouse)(Outhouse)PRIVY VAULTPRIVY VAULT (Pit)(Pit)PUBLIC/PUBLIC USEPUBLIC/PUBLIC USEPUBLIC SEWER PUBLIC SEWER

common sewer controlled by public authoritycommon sewer controlled by public authorityPVCPVC (Polyvinyl Chloride)(Polyvinyl Chloride)

potable (blue), gray, orange, brownpotable (blue), gray, orange, brownRECEPTORRECEPTOR

receive discharge from indirect waste pipereceive discharge from indirect waste pipe


REGULATING EQUIPMENTREGULATING EQUIPMENT valves & controlsvalves & controls

RELIEF VENTRELIEF VENTacts as auxiliary ventacts as auxiliary vent

RETURN BENDRETURN BEND2 - 90° bends; 180° bend in copper tubings2 - 90° bends; 180° bend in copper tubings

REVENT PIPEREVENT PIPE (Back Vent Pipe)(Back Vent Pipe)RIMRIM ( (unobstructed top open edge of fixture)unobstructed top open edge of fixture)RISERRISER

vertical vertical water pipe/extends one full storeywater pipe/extends one full storeyROUGHING-IN ROUGHING-IN ((minus the fixtures)minus the fixtures)


SAND INTERCEPTORSAND INTERCEPTOR (Interceptor)(Interceptor)SANITARY SEWAGESANITARY SEWAGE (Domestic Sewage)(Domestic Sewage)SANITARY SEWERSANITARY SEWER (Domestic Sewer) (Domestic Sewer)

no storm water; ground waterno storm water; ground waterSEALSEAL (trap seal; water seal)(trap seal; water seal)

vertical distance from crown weir to top dipvertical distance from crown weir to top dipSECONDARY BRANCHSECONDARY BRANCH

laterallateralSEEPAGE PITSEEPAGE PIT (Dry Well; Leaching Cesspool)(Dry Well; Leaching Cesspool)SEPTIC TANKSEPTIC TANK

watertight receptaclewatertight receptacle


SERVICE PIPESERVICE PIPE (Water Service; Building Supply) (Water Service; Building Supply)

SEWAGESEWAGE liquid waste; storm/ground water; wastewaterliquid waste; storm/ground water; wastewater

SEWERSEWER

pipe/conduitpipe/conduit

SEWERAGE, SEWERAGE WORKSSEWERAGE, SEWERAGE WORKS

constructions for collection, transportation, constructions for collection, transportation, pumping, treatment, final disposition of sewagepumping, treatment, final disposition of sewage

SHAFTSHAFT

vertical opening (elevators, dumbwaiter; air well)vertical opening (elevators, dumbwaiter; air well)


SIAMESE CONNECTIONSIAMESE CONNECTIONhose fitting; wye connectionhose fitting; wye connection

SIPHONAGESIPHONAGE suction; less than atmospheric pressuresuction; less than atmospheric pressure

SHIELDED COUPLINGSHIELDED COUPLINGelastomeric sealing gasketelastomeric sealing gasket

SLIP JOINTSLIP JOINT(compression nut/washer; friction ring)(compression nut/washer; friction ring)

SLOPE SLOPE (Grade)(Grade)SOIL STACK PIPESOIL STACK PIPE

vertical soil pipevertical soil pipe


SOIL PIPESOIL PIPE

discharge of WC, UR and the likesdischarge of WC, UR and the likes

SOLDERED JOINTSOLDERED JOINT

temp. below 427°C and above 149°Ctemp. below 427°C and above 149°C

SPIGOTSPIGOT

(synonymous with faucet)(synonymous with faucet)

SPECIAL WASTESSPECIAL WASTES

(use of indirect waste piping/receptors)(use of indirect waste piping/receptors)

STACK STACK (vertical line: soil, waste, vent)(vertical line: soil, waste, vent)

STACK VENTSTACK VENT (Main Soil & Waste Vent) (Main Soil & Waste Vent)


STANDPIPESTANDPIPEfire fighting vertical pipefire fighting vertical pipe1. 1. Wet StandpipeWet Standpipe – water pressure maintained – water pressure maintained 2. 2. Automatic Standpipe SystemAutomatic Standpipe System – operates by opening a – operates by opening a

hose valvehose valve3. 3. Manually-Operated Standpipe SystemManually-Operated Standpipe System – remote control – remote control device at each device at each

hose stationhose station4. 4. Dry StandpipeDry Standpipe – no permanent water inside pipe – no permanent water inside pipe

STOREYSTOREYSTORM WATERSTORM WATER (Rain Water)(Rain Water)SUBSOIL DRAIN SUBSOIL DRAIN (Building Subdrain)(Building Subdrain)


SUMPSUMP (Sewage Ejector)(Sewage Ejector)emptied by mechanical meansemptied by mechanical means

SUPPORTSSUPPORTS

hangers, anchors, brackets, cradleshangers, anchors, brackets, cradles

SURFACE WATERSURFACE WATER

(river, lakes, seas, ocean)(river, lakes, seas, ocean)

SWIMMING POOLSWIMMING POOL

water basinwater basin

TAILPIECE TAILPIECE

cut pipecut pipe


TAPPED TEETAPPED TEE cast iron fitting with thread [Street Elbow)cast iron fitting with thread [Street Elbow)

TRAPTRAP

prevents backflow of foul air/methane gasprevents backflow of foul air/methane gas

TRAP ARMTRAP ARM

between trap and ventbetween trap and vent

TRAP SEALTRAP SEAL (Seal, Water Seal)(Seal, Water Seal)

TUBETUBE

conduit/conductor (O.D.)conduit/conductor (O.D.)


UNCONFINED SPACEUNCONFINED SPACE

vol. vol. equal to 1.4 cu.mequal to 1.4 cu.m

UNIT VENTUNIT VENT ((common vent; dual vent)common vent; dual vent)

VACUUMVACUUM (siphonage) (siphonage)VACUUM BREAKERVACUUM BREAKER (Backflow Preventer)(Backflow Preventer)VENT PIPEVENT PIPE

for ensuring circulation of airfor ensuring circulation of air

VENT STACKVENT STACK (Main Vent)(Main Vent)

VENT SYSTEMVENT SYSTEM

protect trap seals from siphonage/backpressureprotect trap seals from siphonage/backpressure


VERTICAL PIPEVERTICAL PIPE

not more than 45° with vertical linenot more than 45° with vertical line

WASTEWASTE ((Liquid Waste; Industrial waste)Liquid Waste; Industrial waste)

WASTE PIPEWASTE PIPE

free from fecal matterfree from fecal matter

WATER TREATMENTWATER TREATMENT

remove suspended solids by filtrationremove suspended solids by filtration

WATER DISTRIBUTING PIPEWATER DISTRIBUTING PIPE (Distributing Main)(Distributing Main)WATER MAINWATER MAIN ( (Main Water Line; Main Water Main Water Line; Main Water

Supply, Main Water Source, Street Main)Supply, Main Water Source, Street Main)


WATER SUPPLY SYSTEMWATER SUPPLY SYSTEM

water service pipe, water supply line, water water service pipe, water supply line, water distributing pipe, branch pipes, fittings, valves, distributing pipe, branch pipes, fittings, valves, appurtenancesappurtenances

WET VENTWET VENT

vent pipe w/c liquid waste flowsvent pipe w/c liquid waste flows

WELDED JOINT/SEAMWELDED JOINT/SEAM

joining of metal parts in joining of metal parts in plastic molten stateplastic molten state


WYEWYE

hose connection; two-gated outletshose connection; two-gated outlets

YOKE VENTYOKE VENT

for preventing pressure changes in the stacksfor preventing pressure changes in the stacks

building utilities

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