Plumbing Test with Correct Solutions

Plumbing Test with Correct Solutions 1. Testing of the building sewer shall be accomplished with a minimum____ head of water with the ability to maintain such pressure for a minimum of __________. - ANSWER ️️ 10- foot, 15 minutes 2. When tested by air, the DWV system shall be tested at ____ or 10 inches of mercury column with the ability to maintain such pressure for a minimum of _______. - ANSWER ️️ 5 pounds, 15 minutes 3. The water- supply system shall be proved tight under a water pressure not less than the working pressure of the system, or by a minimum _______ air test for other than plastic piping. - ANSWER ️️ 50 psi 4. Where copper piping is to press through holes bored in wood studs, the pipe shall be protected by shield plates except for those holes that are a minimum of ____ from the nearest edge. - ANSWER ️️ 1 1/2 5. Shield plates required to protect piping installed through notches or bored holes in framing members shall extend a minimum of _____ above sole plates and below top plates. - ANSWER ️️ 2 inches 6. Unless provided with a relieving arch, a building drain passing through a foundation wall shall pass through a pipe sleeve sized ______ greater than the pipe passing through. - ANSWER ️️ two pipe sizes 7. Where buried, water service pipe shall be installed a minimum of ____ deep. - ANSWER ️️ 12 inches