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CWEA COLLECTIONS GRADE 2 PRACTICE TEST QUESTIONS AND ANSWERS WITH SOLUTIONS 2024
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CWEA COLLECTIONS GRADE 2 PRACTICE TEST QUESTIONS AND ANSWERS WITH SOLUTIONS 2024
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CWEA COLLECTIONS GRADE 2PRACTICE TEST QUESTIONS AND
ANSWERS WITH SOLUTIONS 2024
Why are gasoline and volatile solvents objectionable when present in a sewer? - ANSWER They produce
an explosion hazard
You should never attempt to install, troubleshoot, maintain, repair, or replace electrical equipment
unless: - ANSWER You know what you are doing, are qualified, and are authorized.
How many different areas of traffic zones are there when working in roadways? - ANSWER Five
Why should hydrogen sulfide be controlled? - ANSWER To protect sewers and structures from corrosion
Personnel entering a Permit Required Confined Space must have the following training: - ANSWER Entry
and rescue procedures
To find proper protective gear before application of a product, you would: - ANSWER Look at the MSDS
(Material Safety Data Sheet)
The gas most commonly associated with septic wastewater is: - ANSWER Hydrogen Sulfide (H2S)
The lack of an unpleasant odor in a structure does not always mean that dangerous gases are not
present because: - ANSWER Some dangerous gases have no odor
What four conditions are necessary to create an explosion? - ANSWER Combustible gas, adequate
oxygen, sufficient heat, and proper mixing of gas and oxygen.
What does "transition area" mean in traffic control? - ANSWER Moves traffic out of its normal path
The term "transition area" is one component of a: - ANSWER Traffic Control Zone
, What elements should be considered to improve worker safety in High Speed Temporary Traffic Control
Zones? - ANSWER 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? - ANSWER
Traffic control plan, by-pass connections, and spill containment.
"Spring Blades" are a type of tool used with: - ANSWER Power Rodder
Porcupine, Root Saw, and a Square Bar Cork Screw are all tools used for: - ANSWER Sewer rodding
What tool would you use to cut VCP pipe? - ANSWER Chain pipe cutter
Which conditions should a gas detection device test for? - ANSWER Hydrogen Sulfide,
explosive/flammable gases, oxygen.
What does "LEL" mean on a gas detection meter? - ANSWER Lower explosive limit
The oxygen level alarm in a gas detection meter is normally set to go off at oxygen levels below: -
ANSWER 19.5%
When developing an S.O.P. for scheduled maintenance of electrical equipment, what program should be
addressed as a primary safety guideline? - ANSWER 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? - ANSWER 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: - ANSWER Permit Required Confined Space
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