2024 UPC: Uniform Plumbing Code
Building Drain - ANSThat part of the lowest piping of a drainage system that receives the
discharge from soil, waste, and other drainage pipes inside the walls of the building and
conveys it to the building sewer beginning 2 feet outside the building wall.
Building Sewer - ANSThat part of the horizontal piping of a drainage system that extends from
the end of the building drain and that receives the discharge of the building drain and conveys it
to a public sewer, private sewer, private sewage disposal system, or another point of disposal.
Waste Pipe - ANSA pipe that conveys ONLY LIQUID WASTE free of fecal matter
Plumbing systems are to be inspected by the.... - ANSAuthority Having Jurisdiction (105.1)
Who's duty is it to make sure the work will stand the test before giving the notification of
inspection? - ANSThe holder of the permit (105.2.5)
Circuit Vent - ANSThe Vent that connects to a horizontal drainage branch and vents two traps to
a maximum of eight traps connected to a battery of fixtures.
Continuous Vent - ANSA vertical vent that is a continuation of the drain to which it connects.
Relief Vent - ANSA vent, the primary function of which is to provide circulation of air between
drainage and vent systems or to act as an auxiliary vent on a specifically designed system.
Branch Vent - ANSA vent connecting one or more individual vents with a vent stack or stack
vent.
Durham System - ANSSoil or waste system in which all piping is threaded pipe, tubing, or other
such rigid construction, using recessed drainage fittings to correspond to the types of piping.
Surge Tank - ANSA reservoir to modify the fluctuation in flow rates to allow for uniform
distribution of gray water to the points of irrigation.
Flushometer Valve - ANSA valve that discharges a predetermined quantity of water to fixtures
for flushing purposes and is actuated by direct water pressure.
Trap Seal - ANSThe vertical distance between the crown weir and the top dip of the trap.
Crown Weir (trap weir) - ANSThe lowest point in the cross-section of the horizontal waterway at
the exit of the trap.
Building Drain - ANSThat part of the lowest piping of a drainage system that receives the
discharge from soil, waste, and other drainage pipes inside the walls of the building and
conveys it to the building sewer beginning 2 feet outside the building wall.
Building Sewer - ANSThat part of the horizontal piping of a drainage system that extends from
the end of the building drain and that receives the discharge of the building drain and conveys it
to a public sewer, private sewer, private sewage disposal system, or another point of disposal.
Waste Pipe - ANSA pipe that conveys ONLY LIQUID WASTE free of fecal matter
Plumbing systems are to be inspected by the.... - ANSAuthority Having Jurisdiction (105.1)
Who's duty is it to make sure the work will stand the test before giving the notification of
inspection? - ANSThe holder of the permit (105.2.5)
Circuit Vent - ANSThe Vent that connects to a horizontal drainage branch and vents two traps to
a maximum of eight traps connected to a battery of fixtures.
Continuous Vent - ANSA vertical vent that is a continuation of the drain to which it connects.
Relief Vent - ANSA vent, the primary function of which is to provide circulation of air between
drainage and vent systems or to act as an auxiliary vent on a specifically designed system.
Branch Vent - ANSA vent connecting one or more individual vents with a vent stack or stack
vent.
Durham System - ANSSoil or waste system in which all piping is threaded pipe, tubing, or other
such rigid construction, using recessed drainage fittings to correspond to the types of piping.
Surge Tank - ANSA reservoir to modify the fluctuation in flow rates to allow for uniform
distribution of gray water to the points of irrigation.
Flushometer Valve - ANSA valve that discharges a predetermined quantity of water to fixtures
for flushing purposes and is actuated by direct water pressure.
Trap Seal - ANSThe vertical distance between the crown weir and the top dip of the trap.
Crown Weir (trap weir) - ANSThe lowest point in the cross-section of the horizontal waterway at
the exit of the trap.
