cast iron fitting with thread Street Elbow TRAP prevents backflow of foul

Cast iron fitting with thread street elbow trap

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cast iron fitting with thread [Street Elbow) TRAP prevents backflow of foul air/methane gas TRAP ARM between trap and vent TRAP SEAL (Seal, Water Seal) TUBE conduit/conductor (O.D.)
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UNCONFINED SPACE vol. equal to 1.4 cu.m UNIT VENT ( common vent; dual vent) VACUUM (siphonage) VACUUM BREAKER (Backflow Preventer) VENT PIPE for ensuring circulation of air VENT STACK (Main Vent) VENT SYSTEM protect trap seals from siphonage/backpressure
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VERTICAL PIPE not more than 45° with vertical line WASTE ( Liquid Waste; Industrial waste) WASTE PIPE free from fecal matter WATER TREATMENT remove suspended solids by filtration WATER DISTRIBUTING PIPE (Distributing Main) WATER MAIN ( Main Water Line; Main Water Supply, Main Water Source, Street Main)
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WATER SUPPLY SYSTEM water service pipe, water supply line, water distributing pipe, branch pipes, fittings, valves, appurtenances WET VENT vent pipe w/c liquid waste flows WELDED JOINT/SEAM joining of metal parts in plastic molten state
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WYE hose connection; two-gated outlets YOKE VENT for preventing pressure changes in the stacks
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Taken from UST Architecture exams by Arch. Rafael Alli Recommended review material for UST Preboard Exam Prepared by: arkireviewph.multiply.com
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Cast iron pipe Galvanized iron/steel pipe Plastic pipe Brass pipe Copper tube Lead pipe Asbestos cement pipe Glass pipe magnesium pipe Aluminum pipe
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Polyethylene Polybutylene
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Polyvinylchloride Chlorinated polyvinyl Polypropylene Acrilonitryle butadiene styrene
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Welded pipe Seamless pipe
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Standard pipe Single hub pipe Double hub pipe Hubless pipe
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Change in direction Highest horizontal distance Inside the building near the connection between the building drain and building sewer Outside the building at the lower end of the building drain and extended to grade Horizontal drain serving sinks and urinals Each run of piping more than 15m./50 ft. (8 possible locations accdg to exam - haven’t found other answers)
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Shower Bathroom floor Garage Near water closet Laundry area Near urinal Kitchen?
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siphonage back pressure evaporation capillary attraction wind effects
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Gate valve Check valve Globe valve Angle valve Butterfly valve Foot Valve Safety valve
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P-trap S-trap 3/4 s-trap Grease trap Bag trap Crown trap Bell trap
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Unit vent Circuit vent Yoke vent Loop vent Relief vent Back vent Blind vent Branch vent
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A strong, rigid and economical plastic pipe. It resists a wide range of acids and bases but may be damaged by some solvents and chlorinated carbons.
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A type of pipe manufactured from low expansion borosilicate having low alkali content; primarily used for the drainage of various corrosive liquids. It is very brittle and should be used when some measure of protection is provided against damage.
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A valve that permits the flow of liquid in a pipe in one direction only and closes automatically to prevent backflow.
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