Cwea collections Grade 1 Quiz with complete solution
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Course
Cwea
Institution
Cwea
Cwea collections Grade 1 Quiz with complete solution
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...
cwea collections grade 1 quiz with complete solution sewer maintenance vehicles are difficult to maneuver at low concentrations
hydrogen sulfide smells like rotten eggs which safety hazard in a coll
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Cwea collections Grade 1 Quiz with complete solution
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
Typical safety hazards in collections system operations include
Oxygen defiency
You have an air compressor and you have been instructed to compact the backfill in a
trench. Which of the following is the best tool to use?
Tamper
Which type of shovel do collection system technologist use
Grit Shovel
What type of saw is used to cut asphalt?
Diamond bladed or toothed power saw
Googles, earplugs, and glove are needed when using a
Power Grinder
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