Water Distribution Level 2 Questions & Answers | 100% Correct Answers | Verified | Latest 2024 Version

Water Distribution Level 2 Questions & Answers | 100% Correct Answers | Verified | Latest 2024 Version What do water distribution system operators have the responsibility for? - ✔✔The health and well -being of the community they serve Frequently the water supplier tries to maintain specific minimum target __________________ throughput the distribution system. - ✔✔Water pressure (20 PSI minimum) All trenches and excavations are unsafe until... - ✔✔Proper shoring, used, and back filled Can the quality of water coming out of the consumers tap can be affected by what happens to the water as it travels through the consumers own system? - ✔✔Yes Biofilms will grow more easily on materials that supply... - ✔✔Nutrients Operators should be required to follow a prepared _________ schedule and document the work they do - ✔✔PM (preventative maintenance) A lack of chlorine residual in a distribution system could indicate? - ✔✔The presence of heavy contamination What is necessary to do when a new well, pump, or screen is completed - ✔✔Disinfect The chlorine injection should never be due to causing corrosion problems - ✔✔On the intake side of the pump What must be done before excavation can begin? - ✔✔Location of underground installations (811 locates) When must a confined space permit be renewed? - ✔✔each time someone leaves and re -enters the confined space What does nearly every area of a managers responsibilities require? - ✔✔Some type of planning The sooner you deal with a disciple problem... - ✔✔The better the outcome will be. Who is responsible for peeve contamination of the public water system by backflow? - ✔✔The water supplier A supervisor neglecting the safety hazards could be... - ✔✔Fined, sentenced to jail, barred from working What is the operators most important responsibility with regards to safety? - ✔✔Following safety procedures What is the main purpose of a water storage facility? - ✔✔To provide a sufficient amount of water to average or equalize the daily demands What is the purpose of surge tanks? - ✔✔To control water hammer Why should all storage facilities be sampled regular? - ✔✔To determine the quality or the water that enters and leaves the facility? Why is backflow a concern for water distribution system operators? - ✔✔Flow from non potable source could contaminate distribution system Why can air because a problem in a water main? - ✔✔Air can collect and stop the flow of water completely