Water Distribution 1 Questions and Answers 2024/2025

Water Distribution 1 Questions and Answers 2024/2025 Head is measured in - answer-feet A plat is - answer-A map Which type of valve will prevent the collapse of a pipe - answer-Air-and-vaccume relief valve The highest degree of protection of a coated steel pipe is - answer-cathodic protection At which time of day is the age of the water stored in the distribution system the highest? - answer-In the morning One of chlorines advantages is that it - answer-has a persistent residual Chlorine gas is _____ times heavier than air. - answer-2.5 After a water storage tank has been chlorinated, which bacteriological test must prove negative before the tank is put back into service. - answer-Coliform test Which is the best and most reliable way of finding a very small chlorine leak? - answer-Use a chlorine gas detector and place it near any area suspected of leaking. The minimum required free chlorine residual anywhere in the distribution system is - answer-a detectable level