2012 IRC Plumbing Practice Test Questions And Answers

2012 IRC Plumbing Practice Test Questions And Answers 1 1/2 inches, 2 inches P2603.2.1 - ANS In concealed locations, where piping, other than cast-iron or galvanized, is installed through holes or notches in studs, joists, rafters, or similar members less than _____ from the nearest edge of the member, the pipe shall be protected by a steel shield plate that shall cover the pipe where the member is notched or bored, and shall extend a minimum of _____ above sole plates and below top plates. 12 inches P2603.5 - ANS Where buried, water service pipe shall be installed a minimum of _____ deep. 18 inches, 42 inches P2706.2 - ANS Standpipes shall extend a minimum of _____ and a minimum ______ above the trap weir. Third party certification agency P2609.4 - ANS All plumbing products and materials shall be listed by a _____ as complying with the referenced standards. 1 1/2 inches Table P2902.3.1 - ANS Where located close to a wall, what is the minimum required air gap for a lavatory with an effective opening of 1/2 inch? 4 gpm, 20 psi Table P2903.1 - ANS In determining the peak demand for the water service and water distribution service, a flow rate of _____ and a flow pressure of _____ shall be used for a bathtub at the point of outlet discharge. 2.2 Table P2903.6 - ANS When sizing a water distribution system, a tank-type water closet shall have a water supply fixture fixture unit value (w.s.f.u) of _____. Four tube diameters P2906.1 - ANS What is the minimum required radius for bends in copper tubing? 1 1/2 inches P3005.4.1 - ANS Below grade drain pipes shall be a minimum of _____ in diameter. 48 Table P3005.4.1 - ANS What is the maximum number of fixture units allowed to be connected to a 3 inch diameter vertical drain stack? 400 P2904.2.4.1 - ANS The area of coverage of a single fire sprinkler is limited to a maximum of _____ sq. ft. and shall be based on the sprinkler listing and the manufacturer's installation instruction. 2 inches Table P3005.1 - ANS A quarter-bend fitting is permitted for a vertical to horizontal change in direction in drainage piping provided the fixture drain is a maximum of _____. 6 inches P3103.1 - ANS Where the accumu