Awwa Abc Water Distribution Grades 1 & 2 Study Guide Graded A+

Which type of valve should be installed at a dead-end water main? {Ans: Blowoff valve}When PVC pipe is stacked loose, it should not be stacked more than how high? {Ans: 3.0 feet}What is the term for the valve used to connect a small-diameter service line to a water main? {Ans: Corporation stop}How deep should the compacted covering layer be for pipe less than 8 in. in diameter? For pipe larger than 8 in. in diameter? {Ans: 6-12 in., 12-24 in.}Which type of valve can go from fully open to fully closed with a quarter turn? {Ans: Plug Valve}Water mains should primarily be sized based on {Ans: adequate fire flow at an appropriate pressure}