Exam (elaborations)
CHST Exam Questions And Answers
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CHST Exam Questions And Answers
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CHST Exam Questions And AnswersWhen must a handrail be added to stairwell? Correct Answers
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When it is 30 inches or one having four or more risers.
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What are four concerns a CHST must address regarding unsafe
use of ladders and stairwells? Correct Answers Slippery
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conditions, handrails on specific types, not used for storage and
examined for weak structure.
Specifications state that scaffolding must be of sufficent strength
to hold more than how many times its specified weight? Correct
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Answers 4 times.
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How often should ropes and rigging in suspension scaffolding
be inspected for damage? Correct Answers At the beginning
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and during each shift.
How far from electrical power lines must a scaffold be? Correct
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Answers 10 feet
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What are three things scaffolds must have? Correct Answers
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Toe boards, guardrails and mid rails.
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How many catagories does an MSDS have? Correct Answers
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16
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What is the cheif concern in choosing the appropriate respirator?
Correct Answers Material hazards presented by the worksite.
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, What type of respirator is not good for workers with asthma?
Correct Answers Negative pressure. Workers medical
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conditions are factors in choosing respirators.
What are the three main factors to consider when choosing
respirators? Correct Answers 1. The physical configuration of
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the jobsite. 2. The workers medical conditions. 3. Worker
comfort.
What does MFF stand for? Correct Answers Metal Fume
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Fever.
What are the symptoms of MFF? Correct Answers Resemble
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classical flu symptoms.
Welders who work with hat tend to have higher incidence of
MFF? Correct Answers Zinc Oxides
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What can prevent MFF? Correct Answers Welders to wear
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respirators and local or exhaust ventilation can effect nearby
workers.
What are the safe operating procedures pertaining to utlility and
service lines when a building is being prepared for demolitions.
Correct Answers 1. Conduct survey inspection. 2. Document
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specific hazards. 3. Evaluate utility functions servicing the
building.
What utlilties must be cute before demolition begins? CorrectHH
Answers Electric, water, gas, sewer and any other service.
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