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30 questions from the osha construction safety practice test.
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10 questions, graded as you go, with the reason for every answer. No sign-up.
A guardrail top rail must withstand a force of at least how many pounds applied outward or downward at any point along its top edge?
C. 200 pounds
The top rail must resist at least 200 pounds in an outward or downward direction. The 150-pound figure is the requirement for midrails and other intermediate members.
Reference: 29 CFR 1926.502(b)(3)
A personal fall arrest system must be rigged so that the worker can free fall no more than what distance and cannot contact a lower level?
C. 6 feet
Free fall is limited to 6 feet, and the worker must not strike a lower level. Two feet is the limit for a positioning device system, not a fall arrest system.
Reference: 29 CFR 1926.502(d)(16)(iii)
Unless it is engineered as part of a complete system, an anchorage for a personal fall arrest system must support at least how much per worker attached?
D. 5,000 pounds
An anchorage must hold 5,000 pounds for each worker attached. The 1,800-pound figure is the maximum arresting force on the body, not the anchor strength.
Reference: 29 CFR 1926.502(d)(15)