Crane Operator Certification Exam Prep · Question
According to rigging best practices, what safety factor should ideally be applied to slings and rigging hardware for general lifting?
A safety factor of 5:1 (Working Load Limit is 1/5th of the breaking strength) is a common standard for general rigging, providing a significant margin of safety
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Question: According to rigging best practices, what safety factor should ideally be applied to slings and rigging hardware for general lifting?
Answer options:
- 1:1
- 2:1 ✅ 5:1
- 10:1
Correct answer: 5:1
Explanation: A safety factor of 5:1 (Working Load Limit is 1/5th of the breaking strength) is a common standard for general rigging, providing a significant margin of safety.
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Question explanations
- According to most Canadian provincial regulations, who is ultimately responsible for the safe operation of a c
- A crane's rated capacity decreases as the load radius:
- What is the minimum number of full wraps of wire rope that must remain on a hoist drum when the hook is in its
- Before setting up a mobile crane, what is the most important factor to assess regarding ground conditions?
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