Water Distribution Test 2 Already Passed

How often should fire hydrants be inspected? {Ans: Twice a year.}Which of the following is a mechanical coupling? {Ans: Victaulic}Which water meter is capable of measuring the widest range of flow? {Ans: Compound meter.}What is the name of the water that is acquired with title to land? {Ans: Riparian.}What is the maximum allowable chlorine residual in the water distribution system? {Ans: 4 mg/L}What is the benefit of looping a water main? {Ans: Improves water quality and flow.}