Plumbing Codes and Standards Flashcards
7 cards from real Master Plumber Exam practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Plumbing Codes and Standards flashcards as text
Under the IPC, which of the following materials is approved for underground building sanitary sewer piping?
Answer: Schedule 40 PVC
Schedule 40 PVC is an approved material for underground building sewer piping per IPC Table 702.2.
According to the IPC, what is the maximum vertical drop allowed in a drainage offset using 45-degree fittings before requiring a vent?
Answer: 6 feet
Per IPC Section 711, horizontal offsets in drainage stacks require venting if the offset exceeds 45 degrees and the vertical portion exceeds 6 feet above the offset.
Per the IPC, an island fixture vent (for a kitchen island sink) must rise to a height of at least how many inches above the flood rim before turning horizontal?
Answer: 12 inches
The IPC requires the island fixture vent to rise at least 6 inches above the flood level rim of the fixture before turning horizontal.
Under the IPC, what is required when a p-trap is installed on a fixture where the drain pipe connects to the trap inlet at less than a 45-degree angle?
Answer: The installation is code-compliant as long as water seal depth is maintained
The IPC does not restrict the angle at which drain piping connects to a trap inlet as long as the proper trap seal depth of 2 to 4 inches is maintained.
Per the IPC, which of the following is a requirement for an interceptor (grease trap) installation in a commercial kitchen?
Answer: It must be accessible for maintenance and cleaning
The IPC requires that interceptors and separators be readily accessible for service and maintenance per Section 1003.2.
Under the IPC, which standard governs the performance requirements for pressure balancing shower valves?
Answer: ASSE 1016
ASSE 1016 is the standard for performance requirements of automatic compensating valves for individual showers and tub/shower combinations.
Per the IPC, what is the maximum developed length of a 2-inch vent pipe serving a 3-inch soil stack with 10 drainage fixture units?
Answer: 120 feet
Per IPC Table 916.1, a 2-inch vent serving a 3-inch drain with up to 10 DFUs has a maximum developed length of 120 feet.