Crane Operator Certification Exam Prep · Question
A crane operator observes a crack propagating in the main boom chord during a lift. What is the correct protocol?
A structural defect like a crack in a boom chord indicates a critical equipment failure. The crane must be immediately taken out of service, the load safely low
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Question: A crane operator observes a crack propagating in the main boom chord during a lift. What is the correct protocol?
Answer options:
- Complete the current lift if the load is light and then inspect. ✅ Immediately lower the load if safe to do so, secure the crane, and report to supervision.
- Increase the boom angle to reduce stress on the boom.
- Continue operations cautiously until the next scheduled maintenance break.
Correct answer: Immediately lower the load if safe to do so, secure the crane, and report to supervision.
Explanation: A structural defect like a crack in a boom chord indicates a critical equipment failure. The crane must be immediately taken out of service, the load safely lowered, and the defect reported to prevent catastrophic failure.
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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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