Towing & Ship-Assist · Ship-Assist & Escort
A 'gob' (or gog) rope or line on an assist tug is used to:
- ALift the barge's anchor
- BMark the limit of the snapback zone
- CMeasure the depth of water
- DControl the towline's lead and lower its pivot point to help prevent girting✓ Correct
Explanation
A gob rope restrains the towline closer to the tug's centerline/stern, lowering the effective pivot point and limiting how far the towline can swing athwartships — a key defense against girting, along with quick-release gear and good positioning.
Authority: USCG Marine Safety Alert (tug girting/tripping)
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