CWEA COLLECTIONS GRADE 1 EXAM
SCRIPT 2026 QUESTIONS AND CORRECT
ANSWERS GUARANTEED TO PASS
⩥ What is one cause of an ineffective maintenance program?. Answer:
Airtight joint
⩥ Which items are sources of pressure on the financial resources of a
wasterwater collection system agency?. Answer: Reduction of a federal,
state, and local funds
⩥ What problem can occur when velocities in a collection system are
too high or too low?. Answer: The velocities can interfere with the
operation and maintenance of the system
⩥ What are lateral and branch sewers?. Answer: Sewers that serve the
upper ends of the street sewer components of a collection system
⩥ Why must building sewer connections be constructed with care?.
Answer: To avoid sources of ground water infiltration and sewer
stoppages
⩥ When operators review collection system designs, which factors
should be considered?. Answer: Manhole locations
,⩥ What kind of training should each person whose actions affect TTC
zone safety receive?. Answer: Training appropriate to the job decisions
each individual is required to make
⩥ What is a TTC plan?. Answer: A description of traffic control to be
used for facilitating all traffic through a TTC zone
⩥ When are governing road authorities most likely to restrict
construction work in streets?. Answer: Peak traffic periods
⩥ In what area should work activity and storage of equipment, vehicles,
and materials not occur?. Answer: Buffer space
⩥ What is one way to minimize the possibility of temporary traffic
control cones being blown over or displaced by wind or moving
vehicular traffic?. Answer: Apply retroreflective tape or equip with
lighting devices
⩥ Which item is not a major category of hazards?. Answer: Insect, bug,
rodent, and snake bites
⩥ What is the major concern in confined spaces?. Answer: Whether the
existing ventilation is capable of removing atmospheric hazards that may
exist or develop
, ⩥ When using atmospheric analyzers to test the air in confined spaces,
in what order should test be performed?. Answer: Oxygen content,
combustible gases and toxic gases
⩥ Why must the electrochemical sensor in an atmospheric test
instrument be replaced periodically?. Answer: It loses its sensitivity to
hydrogen sulfide
⩥ When installing braces or screw jacks which one should be installed
first?. Answer: Top brace or jack
⩥ If the human body becomes a variable resistor, what determines the
amount of damage the electric current does to the body. Answer: The
amount of current that flows through the body
⩥ Which diseases can be caused by bacteria that may be present in
untreated domestic wastewater?. Answer: Cholera and typhoid fever
⩥ Gravity flow. Answer: Water or wasterwater flowing from a higher
elevation to a lower elevation due to the force of gravity
⩥ Infiltration. Answer: The seepage of groundwater into a wastewater
collection system, including service connections
SCRIPT 2026 QUESTIONS AND CORRECT
ANSWERS GUARANTEED TO PASS
⩥ What is one cause of an ineffective maintenance program?. Answer:
Airtight joint
⩥ Which items are sources of pressure on the financial resources of a
wasterwater collection system agency?. Answer: Reduction of a federal,
state, and local funds
⩥ What problem can occur when velocities in a collection system are
too high or too low?. Answer: The velocities can interfere with the
operation and maintenance of the system
⩥ What are lateral and branch sewers?. Answer: Sewers that serve the
upper ends of the street sewer components of a collection system
⩥ Why must building sewer connections be constructed with care?.
Answer: To avoid sources of ground water infiltration and sewer
stoppages
⩥ When operators review collection system designs, which factors
should be considered?. Answer: Manhole locations
,⩥ What kind of training should each person whose actions affect TTC
zone safety receive?. Answer: Training appropriate to the job decisions
each individual is required to make
⩥ What is a TTC plan?. Answer: A description of traffic control to be
used for facilitating all traffic through a TTC zone
⩥ When are governing road authorities most likely to restrict
construction work in streets?. Answer: Peak traffic periods
⩥ In what area should work activity and storage of equipment, vehicles,
and materials not occur?. Answer: Buffer space
⩥ What is one way to minimize the possibility of temporary traffic
control cones being blown over or displaced by wind or moving
vehicular traffic?. Answer: Apply retroreflective tape or equip with
lighting devices
⩥ Which item is not a major category of hazards?. Answer: Insect, bug,
rodent, and snake bites
⩥ What is the major concern in confined spaces?. Answer: Whether the
existing ventilation is capable of removing atmospheric hazards that may
exist or develop
, ⩥ When using atmospheric analyzers to test the air in confined spaces,
in what order should test be performed?. Answer: Oxygen content,
combustible gases and toxic gases
⩥ Why must the electrochemical sensor in an atmospheric test
instrument be replaced periodically?. Answer: It loses its sensitivity to
hydrogen sulfide
⩥ When installing braces or screw jacks which one should be installed
first?. Answer: Top brace or jack
⩥ If the human body becomes a variable resistor, what determines the
amount of damage the electric current does to the body. Answer: The
amount of current that flows through the body
⩥ Which diseases can be caused by bacteria that may be present in
untreated domestic wastewater?. Answer: Cholera and typhoid fever
⩥ Gravity flow. Answer: Water or wasterwater flowing from a higher
elevation to a lower elevation due to the force of gravity
⩥ Infiltration. Answer: The seepage of groundwater into a wastewater
collection system, including service connections
