Towing & Ship-Assist · Wire Rope — Inspection
A wire-rope towline should be removed from service when inspection finds:
- AExcessive broken wires, severe corrosion, kinks, or a marked reduction in diameter✓ Correct
- BAny light surface rust
- CIt has been used once
- DIt is wet
Explanation
Retirement criteria include a threshold number of broken wires in a given length or lay, significant diameter loss, corrosion, kinking, birdcaging, or heat damage. Records of inspection are kept (e.g., in the TVR).
Authority: 46 CFR Subchapter M; wire rope standards
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