UNIFORM PLUMBING CODE QUESTIONS AND ANSWERS 2025

UNIFORM PLUMBING LATEST
CODE
cleansing and sanitation


601.2 - ANSWERS-The code requirement for "an adequate supply of
potable running water" is for _____.


prevent pollution or contamination of the potable water supply


602.3 - ANSWERS-The primary reason for installing backflow
prevention assemblies is to _____.


1 inch


603.5.2 and Table 603.2 - ANSWERS-Ballcocks in water closet tanks
shall be installed so that the critical level of the water inlet is above the
full opening of the overflow pipe at least _____.


6 inches




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, UNIFORM PLUMBING LATEST
CODE
603.5.1 - ANSWERS-A urinal equpped with a flushometer valve must
have an atmospheric vacuum breaker _____ inches above the highest
part of the urinal


18 inches


604.13 - ANSWERS-PEX tubing shall not be installed within the first
_____ of piping connected to a water heater.


CAUTION-NONPOTABLE WATER DO NOT DRINK


601.3.5 - ANSWERS-Each outlet on a nonpotable water system that is
used for special purposes shall be posted_____.


galvanized


604.7 - ANSWERS-All malleable iron water fittings shall be _____.


18 Inches

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