Sewer maintenance vehicles are - -difficult to maneuver
At low concentrations, hydrogen sulfide smells like - -Rotten Eggs
which safety hazard in a collection system operations can be detected by an insturment? -
-Toxic Gases
What must be checked first before entering a manhole? - -Proper barricades or
warning devices around manhole.
When should field crews use signs and cones? - -When over half the street is
blocked.
The different zones of traffic control include - -buffer
Elements of defensive driving include - -having your vehicle under control
The primary function of an entry supervisor is to - -maintain overall saftey of
permited confied space operations
What should be the alarm set point for oxygen in an atmospheric monitoring/testing
device? - -19.5%
Warning,caution,danger,on a label means - -Hazardous
MSDS means - -Material Data Safety Sheet
What is the purpose of the OSHA Hazard Communication SHeet - -To make sure
employees know about any hazardous chemicals they may contact
How can traffic be warned of your presence in the street? - -Signs,Cones,Flagman
What check should be preformed before driving a vehicle? - -Mechanical/Safety
Where will collection system operators most likely find black windows Spiders and
scorpions. - -Manholes