Crane Operator Certification Exam Prep · Question
During a daily inspection of a wire rope, what condition would typically necessitate removal from service?
CSA Z150, which governs mobile and tower cranes, specifies criteria for wire rope retirement. Specifically, six or more broken wires in one lay or three or more
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Question: During a daily inspection of a wire rope, what condition would typically necessitate removal from service?
Answer options:
- Slight discoloration from grease
- Individual wires showing slight rust ✅ Six or more broken wires in one lay or three or more broken wires in one strand in a running rope
- A few loose strands but no broken wires
Correct answer: Six or more broken wires in one lay or three or more broken wires in one strand in a running rope
Explanation: CSA Z150, which governs mobile and tower cranes, specifies criteria for wire rope retirement. Specifically, six or more broken wires in one lay or three or more broken wires in one strand in a running rope are grounds for removal.
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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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