Crane Operator Certification Exam Prep · Question
When inspecting synthetic slings (e.g., polyester, nylon) before a lift, which of the following is a critical indicator that the sling should be removed from service?
Melted/charred areas, cuts, nicks, or chemical damage indicate severe compromise to the sling's integrity and WLL, requiring immediate removal from service as p
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Question: When inspecting synthetic slings (e.g., polyester, nylon) before a lift, which of the following is a critical indicator that the sling should be removed from service?
Answer options:
- Slight discoloration from regular outdoor use.
- Minor surface dust or dirt. ✅ Melted or charred areas, cuts, or chemical damage.
- Fading of the manufacturer's tag.
Correct answer: Melted or charred areas, cuts, or chemical damage.
Explanation: Melted/charred areas, cuts, nicks, or chemical damage indicate severe compromise to the sling's integrity and WLL, requiring immediate removal from service as per CSA Z150 standards.
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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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