CWEA COLLECTIONS GRADE 1 PRACTICE
EXAM 2026 QUESTIONS AND VERIFIED
SOLUTIONS GRADED A+
⩥ Sanitary Sewer System Management Plan. Answer: The goal of a
sanitary sewer system is to provide a plan and schedule to properly
manage, operate, and maintain all parts of the system.
⩥ Basic Elements of a Safety Program. Answer: The basic elements
include accident investigation, injury frequency rates, and safety policy
statement.
⩥ Easement Considerations. Answer: When obtaining an easement for
construction and maintenance of a collection system, access for
equipment and personnel must be considered.
⩥ Immediate Response to Board or Council. Answer: If you do not
know all the answers, you should respond with the information available
and update them with more.
⩥ Managing Substandard Performance. Answer: Discuss the problem
with the substandard foreman and offer to help before any other action is
taken.
,⩥ Pipe Material Selection. Answer: In selecting pipe material for
maximum service life, the life expectancy of the pipe is the most
important factor.
⩥ Flow Capacity of a Sewer Line. Answer: The flow capacity of a sewer
line is affected by backfill material, manhole spacing, and pipe size.
⩥ Grade Conflict Solution. Answer: When a grade conflict exists
between a water main and a sewer main, the best solution is to drop the
sewer service under the water main and let it work like a siphon.
⩥ Challenges in Wastewater Collection Replacement. Answer: The
replacement of wastewater collection systems in some downtown streets
is difficult due to crowding of other underground utilities.
⩥ Rescue Service Practice Conditions. Answer: Each member of the
rescue service must practice permit space rescues at least once a year in
a simulated situation or by the satisfactory performance of an actual
rescue.
⩥ Camera Wedge Problem. Answer: If the camera becomes wedged
during a video inspection, the first step in solving the problem is to dig
up the area where the camera is wedged.
, ⩥ As Built Drawings. Answer: Construction drawings issued to the
contractor, corrected construction drawings showing changes made in
the field installation, detailed drawings of proposed construction, and
sectional maps on file.
⩥ Category 1 Sanitary Sewer Overflows Reporting. Answer: Legally
Responsible Officials are required to report within 30 days, before the
end of the day, as soon as possible, or within 2 hrs.
⩥ Span & Control. Answer: Relates to the number of subordinates who
can be supervised effectively by one supervisor, which at the top level of
organizations is typically 2 to 4, 3 to 5, 6 to 8, or 9 to 11.
⩥ Power Rodder Tools. Answer: Tools used with a power rodder include
finger grips, pruning shears, spring blades, and videotape camera.
⩥ Sewer Rodding Tools. Answer: Tools used for sewer rodding include
lag screw, porcupine, root saw, and square bar cork screw.
⩥ Selecting a Solution for Sewer Stoppage. Answer: Considerations
include adding a solution to the upstream manhole to clear the stoppage,
cause of stoppage, time of day, and staffing requirements.
⩥ Invert. Answer: The lowest point on the inside of a pipeline.
EXAM 2026 QUESTIONS AND VERIFIED
SOLUTIONS GRADED A+
⩥ Sanitary Sewer System Management Plan. Answer: The goal of a
sanitary sewer system is to provide a plan and schedule to properly
manage, operate, and maintain all parts of the system.
⩥ Basic Elements of a Safety Program. Answer: The basic elements
include accident investigation, injury frequency rates, and safety policy
statement.
⩥ Easement Considerations. Answer: When obtaining an easement for
construction and maintenance of a collection system, access for
equipment and personnel must be considered.
⩥ Immediate Response to Board or Council. Answer: If you do not
know all the answers, you should respond with the information available
and update them with more.
⩥ Managing Substandard Performance. Answer: Discuss the problem
with the substandard foreman and offer to help before any other action is
taken.
,⩥ Pipe Material Selection. Answer: In selecting pipe material for
maximum service life, the life expectancy of the pipe is the most
important factor.
⩥ Flow Capacity of a Sewer Line. Answer: The flow capacity of a sewer
line is affected by backfill material, manhole spacing, and pipe size.
⩥ Grade Conflict Solution. Answer: When a grade conflict exists
between a water main and a sewer main, the best solution is to drop the
sewer service under the water main and let it work like a siphon.
⩥ Challenges in Wastewater Collection Replacement. Answer: The
replacement of wastewater collection systems in some downtown streets
is difficult due to crowding of other underground utilities.
⩥ Rescue Service Practice Conditions. Answer: Each member of the
rescue service must practice permit space rescues at least once a year in
a simulated situation or by the satisfactory performance of an actual
rescue.
⩥ Camera Wedge Problem. Answer: If the camera becomes wedged
during a video inspection, the first step in solving the problem is to dig
up the area where the camera is wedged.
, ⩥ As Built Drawings. Answer: Construction drawings issued to the
contractor, corrected construction drawings showing changes made in
the field installation, detailed drawings of proposed construction, and
sectional maps on file.
⩥ Category 1 Sanitary Sewer Overflows Reporting. Answer: Legally
Responsible Officials are required to report within 30 days, before the
end of the day, as soon as possible, or within 2 hrs.
⩥ Span & Control. Answer: Relates to the number of subordinates who
can be supervised effectively by one supervisor, which at the top level of
organizations is typically 2 to 4, 3 to 5, 6 to 8, or 9 to 11.
⩥ Power Rodder Tools. Answer: Tools used with a power rodder include
finger grips, pruning shears, spring blades, and videotape camera.
⩥ Sewer Rodding Tools. Answer: Tools used for sewer rodding include
lag screw, porcupine, root saw, and square bar cork screw.
⩥ Selecting a Solution for Sewer Stoppage. Answer: Considerations
include adding a solution to the upstream manhole to clear the stoppage,
cause of stoppage, time of day, and staffing requirements.
⩥ Invert. Answer: The lowest point on the inside of a pipeline.
