CWEA Collection Systems Maintenance;Practice
Questions and Answers for CWEA Grade 1 and 2 Tests
2023 Solved
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,CWEA Collection Systems Maintenance;Practice Questions and Answers
for CWEA Grade 1 and 2 Tests 2023 Solved
1. Why are gasoline and volatile solvents objectionable when present in
a sewer?: They produce an explosion hazard
2.You should never attempt to install, troubleshoot, maintain, repair, or
replace electrical equipment unless:: You know what you are doing,
are qualified, and are authorized.
3. How many different areas of traffic zones are there when working in
road- ways?: Five
4. Why should hydrogen sulfide be controlled?: To protect sewers
and structures from corrosion
5. Personnel entering a Permit Required Confined Space must have the
follow- ing training:: Entry and rescue procedures
6. To find proper protective gear before application of a product, you
would:-
: Look at the MSDS (Material Safety Data Sheet)
7. The gas most commonly associated with septic wastewater is::
Hydrogen Sulfide (H2S)
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, CWEA Collection Systems Maintenance;Practice Questions and Answers
for CWEA Grade 1 and 2 Tests 2023 Solved
8. The lack of an unpleasant odor in a structure does not always mean
that dangerous gases are not present because:: Some dangerous gases
have no odor
9. What four conditions are necessary to create an explosion?:
Combustible gas, adequate oxygen, sufficient heat, and proper mixing
of gas and oxygen.
10.What does "transition area" mean in traffic control?: Moves traffic out
of its normal path
11.The term "transition area" is one component of a:: Traffic Control Zone
12.What elements should be considered to improve worker safety in High
Speed Temporary Traffic Control Zones?: Rerouting traffic around the
work site, positioning of law enforcement officers in the temporary
traffic control zone, and work zone training.
13.What key factors would you need to address when developing an
S.O.P. for Lift Station failure?: Traffic control plan, by-pass connections,
and spill con- tainment.
14."Spring Blades" are a type of tool used with:: Power Rodder
15.Porcupine, Root Saw, and a Square Bar Cork Screw are all tools
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