CWEA CSM GRADE 1 & 2 - STUDY GUIDE questions and
answers 2026\2027 A+ Grade
In order to accurately estimate the flow of a sanitary sewer overflow (SSO) you must have:
- correct answer Spill start time, spill end time and spill rate
Providing a plan and schedule to properly manage, operate and maintain all parts of the sanitary sewer
system is the goal of a:
- correct answer A sewer system management plan (SSMP)
What are the basics elements of a safety program?
- correct answer Safety policy, statement, safety training, accident investigation
What factor must be considered when obtaining an easement for construction and maintenance of a
collection system?
- correct answer Access for equipment and personnel
As the division manager you receive a request from your board or council, and they want an immediate
response. You do not know all the answers you should:
- correct answer Respond with the information available and update them with more
If you were a supervisor of two lead workers, one whose work was exceptionally good and a second
whose work was substandard, what should you do?
- correct answer Discuss the problem with the substandard foreman and offer to help before any other
action is taken
In selecting pipe material for maximum service life which factor is more important?
- correct answer Life expectancy of pipe
What affects the flow capacity of a sewer line?
- correct answer Pipe size, pipe, material, grade
,When a grade conflict exists between a Water main and a sewer main, which of the following is the best
solution?
- correct answer Have the Water main adjusted and hold the grade on the sewer main
Why is the replacement of wastewater collection systems in some downtown streets difficult?
- correct answer Crowding of other underground utilities.
Under what conditions must each member of the rescue service practice permit space rescues?
- correct answer At least once a year in simulated situation using non-representative space conditions
If the camera becomes wedged during a video inspection, which of the following would be your first
step in solving the problem?
- correct answer Attempt to free the camera with the tag line.
Drawings which are considered "As Built" would be?
- correct answer Corrected construction drawings showing changes made in the field installation.
Legally Responsible Officials are required to report category 1 sanitary sewer overflows:
- correct answer Within 2 hrs.
Span & Control relates to the number of subordinates who can be supervised effectively by one
supervisor. At the top level of organizations, what is this number?
- correct answer 9 to 11
What is the best approach to take when handling on-the-job conflicts?
- correct answer Communicate clearly without attacking the other person or personalizing the conflict
What tools are used with a power rodder?
- correct answer Spring blades
Tools used for sewer rodding do not include the:
- correct answer Lag screw
, What items would you consider when selecting a solution to clear a stoppage in a sewer?
- correct answer Cause of stoppage
The lowest point on the inside of a pipeline is called the:
- correct answer Invert
Emergency stoppages in pipelines may be cleared safely by use of:
- correct answer High velocity cleaners (HVC)
Based on new best practices of the common ground alliance for marking underground utilities, the
inquiry identification number for an underground service alert (USA) is viable for:
- correct answer 28 days
After completing a temporary traffic control setup for your work zone it is a good practice to:
- correct answer Observe how effective your TTC setup is working to control traffic and make the
necessary changes to it if necessary.
Explosive or flammable atmospheres can develop _____________ in the collections system?
- correct answer At any time
The proper testing sequence for atmospheres in confined spaces is?
- correct answer Oxygen content, combustible gases and toxic gases
Employees whom in the course of their job, maybe required to wear respirators must be certified
medically fit.
- correct answer Annually
You are working inside a pump station with a crew performing some technical and hazardous
maintenance. Suddenly an accident occurs that causes severe injuries to one operator. What do you do
first?
- correct answer Send for help and check and /or restore breathing
answers 2026\2027 A+ Grade
In order to accurately estimate the flow of a sanitary sewer overflow (SSO) you must have:
- correct answer Spill start time, spill end time and spill rate
Providing a plan and schedule to properly manage, operate and maintain all parts of the sanitary sewer
system is the goal of a:
- correct answer A sewer system management plan (SSMP)
What are the basics elements of a safety program?
- correct answer Safety policy, statement, safety training, accident investigation
What factor must be considered when obtaining an easement for construction and maintenance of a
collection system?
- correct answer Access for equipment and personnel
As the division manager you receive a request from your board or council, and they want an immediate
response. You do not know all the answers you should:
- correct answer Respond with the information available and update them with more
If you were a supervisor of two lead workers, one whose work was exceptionally good and a second
whose work was substandard, what should you do?
- correct answer Discuss the problem with the substandard foreman and offer to help before any other
action is taken
In selecting pipe material for maximum service life which factor is more important?
- correct answer Life expectancy of pipe
What affects the flow capacity of a sewer line?
- correct answer Pipe size, pipe, material, grade
,When a grade conflict exists between a Water main and a sewer main, which of the following is the best
solution?
- correct answer Have the Water main adjusted and hold the grade on the sewer main
Why is the replacement of wastewater collection systems in some downtown streets difficult?
- correct answer Crowding of other underground utilities.
Under what conditions must each member of the rescue service practice permit space rescues?
- correct answer At least once a year in simulated situation using non-representative space conditions
If the camera becomes wedged during a video inspection, which of the following would be your first
step in solving the problem?
- correct answer Attempt to free the camera with the tag line.
Drawings which are considered "As Built" would be?
- correct answer Corrected construction drawings showing changes made in the field installation.
Legally Responsible Officials are required to report category 1 sanitary sewer overflows:
- correct answer Within 2 hrs.
Span & Control relates to the number of subordinates who can be supervised effectively by one
supervisor. At the top level of organizations, what is this number?
- correct answer 9 to 11
What is the best approach to take when handling on-the-job conflicts?
- correct answer Communicate clearly without attacking the other person or personalizing the conflict
What tools are used with a power rodder?
- correct answer Spring blades
Tools used for sewer rodding do not include the:
- correct answer Lag screw
, What items would you consider when selecting a solution to clear a stoppage in a sewer?
- correct answer Cause of stoppage
The lowest point on the inside of a pipeline is called the:
- correct answer Invert
Emergency stoppages in pipelines may be cleared safely by use of:
- correct answer High velocity cleaners (HVC)
Based on new best practices of the common ground alliance for marking underground utilities, the
inquiry identification number for an underground service alert (USA) is viable for:
- correct answer 28 days
After completing a temporary traffic control setup for your work zone it is a good practice to:
- correct answer Observe how effective your TTC setup is working to control traffic and make the
necessary changes to it if necessary.
Explosive or flammable atmospheres can develop _____________ in the collections system?
- correct answer At any time
The proper testing sequence for atmospheres in confined spaces is?
- correct answer Oxygen content, combustible gases and toxic gases
Employees whom in the course of their job, maybe required to wear respirators must be certified
medically fit.
- correct answer Annually
You are working inside a pump station with a crew performing some technical and hazardous
maintenance. Suddenly an accident occurs that causes severe injuries to one operator. What do you do
first?
- correct answer Send for help and check and /or restore breathing
