CWEA Collections System
Maintenance Exam Study
Guide: GRADED A+. Questions
and Verified Answers. Latest
2026 Update
,What does SWP stand for? - CORRECT ANSWER-Safe Work
Procedures
What does PPE stand for? - CORRECT ANSWER-Personal
Protective Equipment
How many types of common shoring are there? - CORRECT
ANSWER-6
What is the "dirt" formula? - CORRECT ANSWER-distance =
rate x time
What is the total volume (in gallons) of 1,000 feet of 8-inch
pipeline? - CORRECT ANSWER-2,611 gallons
What does PPE do? - CORRECT ANSWER-Personal
Protective Equipment is used to create a protective barrier
between a worker and hazards in the workplace. It is critical
in everyday operation and protects from burns, chemical
and biological exposure, bruises, fractures, abrasions, cuts,
punctures, and amputations.
,Why are gasoline and volatile solvents objectionable when
present in a sewer? - CORRECT ANSWER-They produce an
explosion hazard
You should never attempt to install, maintain, repair or
replace electrical equipment panels, controls, wiring or
circuits unless - CORRECT ANSWER-You know what you are
doing, are qualified and are authorized
What are the different areas of traffic zones? - CORRECT
ANSWER-Advance Warning Area, Transition Area, Activity
Area (buffer space and work space), Termination Area. Could
be 4 or 5, justify your answer on the test!
why should hydrogen sulfide be controlled? - CORRECT
ANSWER-to protect from corrosion and odors
Personnel entering a Permit Required Confined Space must
have the following training - CORRECT ANSWER-entry and
rescue
To find protective gear before application of a product, you
should: - CORRECT ANSWER-look at the MSDS
, The gas most commonly associated with septic wastewater
is - CORRECT ANSWER-Hydrogen Sulfide
The lack of an unpleasant odor in a manhole, lift station or
other structures does not always mean that dangerous
gases are not present because: - CORRECT ANSWER-some
dangerous gasses are odorless (for example, carbon
monoxide)
What are the four conditions necessary to create an
explosion? - CORRECT ANSWER-combustible gas, adequate
oxygen, heat and proper mixing of gas and oxygen
what does the "transition area" mean in traffic control? -
CORRECT ANSWER-It moves traffic out of its normal path
what elements should be considered to improve worker
safety in High speed Temporary Traffic control Zones? -
CORRECT ANSWER-Rerouting traffic around the work site,
positioning of law enforcement officers in the temporary
traffic control zone, and work zone training
Maintenance Exam Study
Guide: GRADED A+. Questions
and Verified Answers. Latest
2026 Update
,What does SWP stand for? - CORRECT ANSWER-Safe Work
Procedures
What does PPE stand for? - CORRECT ANSWER-Personal
Protective Equipment
How many types of common shoring are there? - CORRECT
ANSWER-6
What is the "dirt" formula? - CORRECT ANSWER-distance =
rate x time
What is the total volume (in gallons) of 1,000 feet of 8-inch
pipeline? - CORRECT ANSWER-2,611 gallons
What does PPE do? - CORRECT ANSWER-Personal
Protective Equipment is used to create a protective barrier
between a worker and hazards in the workplace. It is critical
in everyday operation and protects from burns, chemical
and biological exposure, bruises, fractures, abrasions, cuts,
punctures, and amputations.
,Why are gasoline and volatile solvents objectionable when
present in a sewer? - CORRECT ANSWER-They produce an
explosion hazard
You should never attempt to install, maintain, repair or
replace electrical equipment panels, controls, wiring or
circuits unless - CORRECT ANSWER-You know what you are
doing, are qualified and are authorized
What are the different areas of traffic zones? - CORRECT
ANSWER-Advance Warning Area, Transition Area, Activity
Area (buffer space and work space), Termination Area. Could
be 4 or 5, justify your answer on the test!
why should hydrogen sulfide be controlled? - CORRECT
ANSWER-to protect from corrosion and odors
Personnel entering a Permit Required Confined Space must
have the following training - CORRECT ANSWER-entry and
rescue
To find protective gear before application of a product, you
should: - CORRECT ANSWER-look at the MSDS
, The gas most commonly associated with septic wastewater
is - CORRECT ANSWER-Hydrogen Sulfide
The lack of an unpleasant odor in a manhole, lift station or
other structures does not always mean that dangerous
gases are not present because: - CORRECT ANSWER-some
dangerous gasses are odorless (for example, carbon
monoxide)
What are the four conditions necessary to create an
explosion? - CORRECT ANSWER-combustible gas, adequate
oxygen, heat and proper mixing of gas and oxygen
what does the "transition area" mean in traffic control? -
CORRECT ANSWER-It moves traffic out of its normal path
what elements should be considered to improve worker
safety in High speed Temporary Traffic control Zones? -
CORRECT ANSWER-Rerouting traffic around the work site,
positioning of law enforcement officers in the temporary
traffic control zone, and work zone training
