CWEA E1 COMPREHENSIVE REVIEW
QUESTIONS AND ANSWERS VERIFIED SET
●● 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
QUESTIONS AND ANSWERS VERIFIED SET
●● 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
