2024 P1 Plumbing Administration

Welcome to your 2024 P1 Plumbing Administration

Name

When shower floors and receptors have materials applied to make them water tight, the installation of the completed liner must be tested. The shower drain pipe must be plugged water tight. Then potable water will be used to fill the floor and receptor area to a depth of________ at the threshold.

4 inches (102 mm)

2 inches (51 mm)

1 inch (25.4 mm)

1.5 inches (38 mm)

For a vacuum test on a DWV system, a uniform gauge pressure of -10 inches of mercury column or ________ psi must be maintained.

-15

-20

-10

-5

Tests that require a pressure of greater than 100 psi must use a gauge for the test that has increments of no more than ________ psi.

0.10

0.25

When performing a DWV water test, each section of the rough plumbing shall be filled with water to a point no less than ________ above the highest fitting connection in that section.

5 feet

4 feet

7 feet

10 feet

Where the entire sanitary drainage system of an existing building is replaced, existing building drains under concrete slabs and existing building sewers that will serve the new system must be internally examined to verify that ________.

the piping is not broken

All of the above

piping is not obstructed

the piping is sloping in the correct direction

If using air to test a DWV system, a gauge pressure of 10 inches of mercury column or 5 psi must be held at least ________ minutes without adding any air.

Tests that require a pressure of 10 psi or less must use a gauge for the test that has increments of no more than ________ psi.

0.25

0.10

For a forced sewer test, the pressure must be maintained for at least ________ minutes.

Reduced pressure principle, double check, double check detector and pressure vacuum breaker backflow preventer assemblies must be tested ________ and every year thereafter.

immediately after relocation

immediately after repairs

at installation

All of the above

Additions, alterations, renovations or repairs to existing plumbing systems must not cause the existing system to become:

overloaded

Any of the above

unsafe

insanitary

When water testing a DWV system, each section must be filled with water, and the water has to be held in the section for ________ minutes or more.

New plumbing work and ________ affected by new work or alterations must be inspected by the building official to ensure compliance with the requirements of the code.

fixtures

connections

appliances

existing systems

When being tested, by means of a test plug being inserted at the connection to the public sewer and filling with water, a building sewer must be tested with at least a ________ foot head of water.

The ________ must provide all labor, materials, and test equipment.

building official

permittee

owner

plumbing contractor

Plumbing fixtures other than plastic must be tested and proved to be water tight once they are set and the traps have been filled with water by filling and then draining each fixture. This inspection is passed by proof of:

50 lbs of air pressure held for 15 minutes

5 lbs of air pressure held for 15 minutes

None of the above

15 lbs of air pressure held for 15 minutes

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2024 P1 Plumbing Administration

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