Heavy Equipment Operator Certification Exam Prep · Question
When inspecting a synthetic web sling, what is considered a critical defect requiring the sling to be immediately removed from service?
Melted, charred, or chemical-burned fibres indicate severe damage that compromises the sling's structural integrity. This is a critical defect requiring immedia
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Question: When inspecting a synthetic web sling, what is considered a critical defect requiring the sling to be immediately removed from service?
Answer options:
- Slight discoloration from dirt and grime.
- A small amount of abrasion on the surface fibers. ✅ Melted or charred fibres on any part of the sling.
- Fading of the manufacturer's tag.
Correct answer: Melted or charred fibres on any part of the sling.
Explanation: Melted, charred, or chemical-burned fibres indicate severe damage that compromises the sling's structural integrity. This is a critical defect requiring immediate removal from service to prevent catastrophic failure, as per CSA B335 and provincial OHS regulations.
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