CWEA Collections Grade 2 Practice Test 2024 Questions and Answers

CWEA Collections Grade 2 Practice Test 2024 Questions and Answers Why are gasoline and volatile solvents objectionable when present in a sewer? - answerThey produce an explosion hazard You should never attempt to install, troubleshoot, maintain, repair, or replace electrical equipment unless: - answerYou know what you are doing, are qualified, and are authorized. How many different areas of traffic zones are there when working in roadways? - answerFive Why should hydrogen sulfide be controlled? - answerTo protect sewers and structures from corrosion Personnel entering a Permit Required Confined Space must have the following training: - answerEntry and rescue procedures To find proper protective gear before application of a product, you would: - answerLook at the MSDS (Material Safety Data Sheet) The gas most commonly associated with septic wastewater is: - answerHydrogen Sulfide (H2S) The lack of an unpleasant odor in a structure does not always mean that dangerous gases are not present because: - answerSome dangerous gases have no odor What four conditions are necessary to create an explosion? - answerCombustible gas, adequate oxygen, sufficient heat, and proper mixing of gas and oxygen. What does "transition area" mean in traffic control? - answerMoves traffic out of its normal path The term "transition area" is one component of a: - answerTraffic Control Zone