QUESTIONS AND ANSWERS WITH
SOLUTIONS 2024
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
What should be the alarm set point for oxygen in an atmospheric monitoring/testing device? - ANSWER
19.5%
Warning,caution,danger,on a label means - ANSWER Hazardous
MSDS means - ANSWER Material Data Safety Sheet