Class C Water Operator License Exam | Questions & Expertly Verified Answers | Newest Update (Rated A)

Class C Water Operator License Exam | Questions & Expertly Verified Answers | Newest Update (Rated A) Quiz_________________? .2, .5 - ANSWER The following minimum residuals is ______mg/L for free chlorine and ____mg/L for total chlorine. Quiz_________________? 0.015, 1.3 - ANSWER The action level for lead is ____mg.L, and for copper is ____mg/L. Quiz_________________? 1 - ANSWER Out of all the water on earth, less than _____% of freshwater is immediately available to humans. Quiz_________________? 1.5, normal - ANSWER When pressure testing the water main, the test pressure should be ___times as great as the ________ operating pressure. Quiz_________________? 2 - ANSWER The spoil bank should be located at least ___ft away from the ditch. Quiz_________________? 2, mottling - ANSWER Concentrations of fluoride greater than () ___mg.L can cause ____ in teeth over time. Quiz_________________? 2.5 - ANSWER Chlorine gas is ____ times heavier than breathing air. Quiz_________________? 2.5 - ANSWER Chlorine is ______ times heavier than air. Quiz_________________? 2ft - ANSWER What is the minimum setback distance for fire hydrants to avoid large vehicle overhang? Quiz_________________? 3 - ANSWER The State recommends a TON (Threshold Odor Number) of less than ____. Quiz_________________? 5 - ANSWER Shoring should be used if a ditch is ___ft or deeper. Quiz_________________? 5, 10 - ANSWER 5/8 meters need to be tested at least every _____ to _______ yrs. Quiz_________________? 5, 10 - ANSWER Bacti records are kept for ____yrs and chemical records are kept for ___yrs. Quiz_________________? 5.25 - ANSWER Bleach is approximately _____% pure. Quiz_________________? 9 - ANSWER Sewer mains should be __ft away from water mains.