Cwea collections Grade 1 QUESTIONS
AND ANSWERS 100% CORRECT
Sewer maintenance vehicles are - CORRECT ANSWERS difficult to maneuver
At low concentrations, hydrogen sulfide smells like - CORRECT ANSWERS Rotten Eggs
which safety hazard in a collection system operations can be detected by an insturment? - CORRECT
ANSWERS Toxic Gases
What must be checked first before entering a manhole? - CORRECT ANSWERS Proper
barricades or warning devices around manhole.
When should field crews use signs and cones? - CORRECT ANSWERS When over half the
street is blocked.
The different zones of traffic control include - CORRECT ANSWERS buffer
Elements of defensive driving include - CORRECT ANSWERS having your vehicle under
control
The primary function of an entry supervisor is to - CORRECT ANSWERS maintain overall
saftey of permited confied space operations
What should be the alarm set point for oxygen in an atmospheric monitoring/testing device? - CORRECT
ANSWERS 19.5%
AND ANSWERS 100% CORRECT
Sewer maintenance vehicles are - CORRECT ANSWERS difficult to maneuver
At low concentrations, hydrogen sulfide smells like - CORRECT ANSWERS Rotten Eggs
which safety hazard in a collection system operations can be detected by an insturment? - CORRECT
ANSWERS Toxic Gases
What must be checked first before entering a manhole? - CORRECT ANSWERS Proper
barricades or warning devices around manhole.
When should field crews use signs and cones? - CORRECT ANSWERS When over half the
street is blocked.
The different zones of traffic control include - CORRECT ANSWERS buffer
Elements of defensive driving include - CORRECT ANSWERS having your vehicle under
control
The primary function of an entry supervisor is to - CORRECT ANSWERS maintain overall
saftey of permited confied space operations
What should be the alarm set point for oxygen in an atmospheric monitoring/testing device? - CORRECT
ANSWERS 19.5%
