Crane Operator Certification Exam Prep · Question
What is the purpose of an anti-two-block device on a crane?
An anti-two-block device is a safety mechanism designed to prevent the hoist block from contacting the boom tip, which could cause severe damage or rope failure
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Question: What is the purpose of an anti-two-block device on a crane?
Answer options:
- To prevent the load from swinging ✅ To stop the hook block from contacting the boom tip
- To measure the load weight
- To control the engine speed
Correct answer: To stop the hook block from contacting the boom tip
Explanation: An anti-two-block device is a safety mechanism designed to prevent the hoist block from contacting the boom tip, which could cause severe damage or rope 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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