CWEA Collections Grade 2 Practice
Test Exam QUESTIONS AND
ANSWERS 100% RATED CORRECT
WITH 100% SURE PASS|GRADED A+
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.
Test Exam QUESTIONS AND
ANSWERS 100% RATED CORRECT
WITH 100% SURE PASS|GRADED A+
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.
