CWEA Collections Grade 2 Practice Test questions and answers latest top score.

CWEA Collections Grade 2 Practice Test questions and answers latest top score. Why are gasoline and volatile solvents objectionable when present in a sewer? - correct answers.They produce an explosion hazard You should never attempt to install, troubleshoot, maintain, repair, or replace electrical equipment unless: - correct answers.You know what you are doing, are qualified, and are authorized. How many different areas of traffic zones are there when working in roadways? - correct answers.Five Why should hydrogen sulfide be controlled? - correct answers.To protect sewers and structures from corrosion Personnel entering a Permit Required Confined Space must have the following training: - correct answers.Entry and rescue procedures To find proper protective gear before application of a product, you would: - correct answers.Look at the MSDS (Material Safety Data Sheet) The gas most commonly associated with septic wastewater is: - correct answers.Hydrogen Sulfide (H2S) The lack of an unpleasant odor in a structure does not always mean that dangerous gases are not present because: - correct answers.Some dangerous gases have no odor What four conditions are necessary to create an explosion? - correct answers.Combustible gas, adequate oxygen, sufficient heat, and proper mixing of gas and oxygen. What does "transition area" mean in traffic control? - correct answers.Moves traffic out of its normal path The term "transition area" is one component of a: - correct answers.Traffic Control Zone What elements should be considered to improve worker safety in High Speed Temporary Traffic Control Zones? - correct answers.Rerouting traffic around the work site, positioning of law enforcement officers in the temporary traffic control zone, and work zone training. What key factors would you need to address when developing an S.O.P. for Lift Station failure? - correct answers.Traffic control plan, by-pass connections, and spill containment. "Spring Blades" are a type of tool used with: - correct answers.Power Rodder Porcupine, Root Saw, and a Square Bar Cork Screw are all tools used for: - correct answers.Sewer rodding What tool would you use to cut VCP pipe? - correct answers.Chain pipe cutter Which conditions should a gas detection device test for? - correct answers.Hydrogen Sulfide, explosive/flammable gases, oxygen. What does "LEL" mean on a gas detection meter? - correct answers.Lower explosive limit The oxygen level alarm in a gas detection meter is normally set to go off at oxygen levels below: - correct answers.19.5% When developing an S.O.P. for scheduled maintenance of electrical equipment, what program should be addressed as a primary safety guideline? - correct answers.The L.O.T.O. (Lock Out Tag Out) Program What document would you require to be referenced when developing an S.O.P. for hazardous substance spill cleanup as well as spill containment? - correct answers.M.S.D.S. Placement of the Blower and P.P.E. are two things you would include in developing an S.O.P. for air monitoring in a: - correct answers.Permit Required Confined Space