CWEA Collections System Maintenance, Grade
1, 2, 3, 4, Exam Questions and Answers (2025 /
2026) (Verified Answers)
Sewer maintenance vehicles are - ANSWER-difficult to maneuver
At low concentrations, hydrogen sulfide smells like - ANSWER-Rotten Eggs
which safety hazard in a collection system operations can be detected by an
insturment? - ANSWER-Toxic Gases
What must be checked first before entering a manhole? - ANSWER-Proper
barricades or warning devices around manhole.
When should field crews use signs and cones? - ANSWER-When over half the
street is blocked.
The different zones of traffic control include - ANSWER-buffer
Elements of defensive driving include - ANSWER-having your vehicle under control
The primary function of an entry supervisor is to - ANSWER-maintain overall
saftey of permited confied space operations
1, 2, 3, 4, Exam Questions and Answers (2025 /
2026) (Verified Answers)
Sewer maintenance vehicles are - ANSWER-difficult to maneuver
At low concentrations, hydrogen sulfide smells like - ANSWER-Rotten Eggs
which safety hazard in a collection system operations can be detected by an
insturment? - ANSWER-Toxic Gases
What must be checked first before entering a manhole? - ANSWER-Proper
barricades or warning devices around manhole.
When should field crews use signs and cones? - ANSWER-When over half the
street is blocked.
The different zones of traffic control include - ANSWER-buffer
Elements of defensive driving include - ANSWER-having your vehicle under control
The primary function of an entry supervisor is to - ANSWER-maintain overall
saftey of permited confied space operations