Building sewer 324 a valve in which the flow of

Building sewer
324
A valve in which the flow of liquid is controlled by a rotating
drilled ball that fits tightly against a resilient (flexible) seat in the
valve body.
Ball valve
325
A vertical length of soil or waste stack at least 8 feet in height (a
storey high), within which the horizontal branches from one storey or
floor of the building or structure are connected to the stack.
Branch interval
326
A pipe connecting upward from a soil or waste stack below the
floor and below the horizontal connection to an adjacent vent stack
at a point above the floor and higher than the highest spill level of
fixtures for preventing pressure changes in the stack.
Yoke vent
327
A kind of return bend of small-sized faucet, one end of which is
about one foot long and the other end is about three inches. It is
commonly used as a faucet for pantry sink and drinking fountain. Also
the lead connection between the service pipe and the water main.
Also a p-trap.
gooseneck
328
A watertight receptacle which the discharge of sanitary plumbing
system or part thereof, designed and constructed to retain solids,
digest organic matter through a period of detention and to allow the
liquids to discharge into the soil outside of the tank through a system
of open jointed subsurface piping or seepage pit.
Septic tank
13/27

PREPARED BY:
ALEXANDER SAN ANDRES
PLUMBING REVIEWER
329
A common measure of the probable discharge into the drainage
system by various types of plumbing fixtures on the basis of one unit
of this being equal to a discarge rate of 7.5 gallons per minute or
one cubic foot of water per minute.
Drainage fixture unit
330
The installation of parts of the plumbing system which can be
completed prior to installation of fixtures or finishing. This includes
drainage, water supply and vent piping and necessary fixture
supports.
Roughing-in
331
A fitting or device designed and constructed to provide, when
properly vented, a liquid seal which prevents backflow and passage
of foul air and gases without materially affecting the flow of sewage
or wastewater through it.
Trap
332
A suction created by the flow of liquids in pipe, a pressure less
than the atmospheric pressure.
Backpressure
333
A vertical pipe which conveys only wastewater or liquid waste
free of fecal matter.
Waste stack
334
A pipe which conveys potable water from the building supply
pipe to the plumbing fixtures and other outlets.
Water distributing pipe
335
Any pipe which conveys the discharge of water closet, urinal or
fixtures having similar function, with or without the discharges from
other fixtures to the building drain or building sewer
Soil pipe
336
In a building consists of the water service pipe, water supply
line, water distributing pipes and the essential branch pipes, valves
and all other appurtenances for the supply of potable water.