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CHST STUDY GUIDE EXAM Questions and Answers (Solved) Latest 2024 GRADE A+.
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CHST STUDY GUIDE EXAM Questions and Answers (Solved) Latest 2024 GRADE A+.
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CHST STUDY GUIDE EXAM Questionsand Answers (Solved) Latest 2024
GRADE A+
Is a trench considered an excavation? - correct answer Yes
What does the severity of electric shock depend on? - correct answer
Path of current, amount of current, duration of exposure
True or false: electrical current as low as 75 milliamps can cause death? -
correct answer True
What are some examples of surcharge loads? - correct answer Spoils pile
and equip being too close to walls
What is the correct extension cord for construction? - correct answer 3
wire type designed for hard or extra hard use
,True or false: Exposed metal parts of equipment should be grounded -
correct answer True
How does a gfci protect against electrical shock? - correct answer Detects
the difference in current between the black and white wires
How can overloaded circuit hazards be controlled? - correct answer
Through the use of electrical protective devices
What are some examples of electrical protective devices? - correct answer
Gfcis, fuses, circuit breakers
What is static electricity? - correct answer An electric charge that cannot
move
How wide must the platform of a scaffold be? - correct answer 18 inches
The platform of a scaffold must be capable of supporting its weight and
__________ times the maximum load. - correct answer Four
, The ropes or wires used in suspension scaffolds must be capable of
supporting ______ times the load. - correct answer Six
What should be used to restrain supported scaffold platforms from tipping? -
correct answer Guys, ties, or braces
What is Fall Prevention? - correct answer The process, equipment, and
methods used to actually prevent a fall from occurring.
What is fall protection? - correct answer The process, equipment, and
methods used to protect a worker once a fall has occurred.
The top edge height of a guardrail should be _________ in. above the
walking/working surface. - correct answer 42 +/- 3
What are some common hazards associated with hot work? - correct answer
-Health hazards (air contaminants from welding operations [iron oxide,
zinc, beryllium, copper], burns, burns to the eyes from flashes)
-Physical hazards (tripping from hoses)
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