CHST Test Questions and Answers Verified and Updated 2024
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Course
2024/2025
Institution
2024/2025
CHST Test Questions and Answers
Verified and Updated 2024
Which of the following is NOT considered a significant factor in determining the outcome of an
electrocution event? - Answer-1. The amount of electrically resistant material present in
work boots and work gloves.
A Noise-Hazard Control ...
" Recommended weight limit" (RWL) is most accurately defined as which of the following? -
Answer✔✔-15. The weight that healthy workers could lift for up to eight hours without causing
injuries
The Heinrich "incident to injury ratio" model states that for every 330 accidents,---- result in no
injuries, ---- cause minor injuries, and ---- cause major injuries. - Answer✔✔-16. 300,29,1
Which of the following is regarded as the "three E's of safety"? - Answer✔✔-17. Engineering,
Education, Enforcement
Total case incident rate ( TCIR) is calculated via which of the following? - Answer✔✔-18.
(Number of recordable injuries per year x 200,000) / (total hours worked)
Which type of incident usually accounts for the highest fatality rate in the construction
industry? - Answer✔✔-19. Falls
According to OSHA regulation 29 CFR 1926.651, a Stairway, ladder, ramp, or other safe means of
egress shall be locate in trench excavations that are---- feet or more in depth. - Answer✔✔-20.
Four feet
Excavation cave-in protection is ALWAYS required when which of the following conditions are
met? - Answer✔✔-21. The excavation mainly comprises of clay or silt, and is greater than five
feet in depth
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