Air break ( drainage system) - Answer-A piping arrangement in which a drain from a fixture, appliance, or device discharge indirectly into a fixture, receptacle or interceptor at a point below the flood level rim of the receptacle so installed as to prevent backflow or siphonage
Air gap (drainag...
Texas plumbing Exam Questions and
Answers
Air break ( drainage system) - Answer-A piping arrangement in which a drain from a
fixture, appliance, or device discharge indirectly into a fixture, receptacle or interceptor
at a point below the flood level rim of the receptacle so installed as to prevent backflow
or siphonage
Air gap (drainage system) - Answer-The unobstructed vertical distance through the free
atmosphere between the outlet of the waste pipe and the flood level rim of the
receptacle into which the waste pipe is discharging.
Backflow - Answer-Pressure created by any means in the water distribution system,
which by being in excess of the pressure in the water supply mains causes a potential
backflow condition.
Backflow connection - Answer-Any arrangement whereby backflow can occur.
Backflow Preventer - Answer-Air gap
Bathroom group - Answer-A group of fixtures consisting of a water closet, lavatory,
bathtub or shower, including or excluding a bidet, an emergency floor drain or both.
Such fixtures are located together on the same floor level.
Branch interval - Answer-A vertical measurement of distance 8 feet or more between
connections of horizontal branches to a drainage stack. Measurements are taken down
the stack from highest horizontal branch connection
Stack system - Answer-Are used in high rises for venting
Wet venting - Answer-Causes siphoning of water out of p traps
1 pound of water - Answer-1 btu will heat
Access - Answer-Ready access or removal of panel, door, etc
Faucet - Answer-What fixture uses an air break
Building sewer - Answer-Yard line
Building Drain - Answer-Under the building
Combination waste and vent system - Answer-A specially designed system of waste
piping embodying the horizontal wet venting of one or more sinks or floor drains by
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