USCG Exam PracticeAnchoring and mooring operations
Which of the following bottom types provides the poorest holding ground for an anchor?
- A. Firm clay or stiff mud
- B. Compact sand with a clay underlayer
- C. Soft mud over a firm sand base
- ✓ Rock, coral, or loose shingleCorrect
Why D is correct
NAVEDTRA 14343 §4-2 identifies rock, coral, loose shingle, and very soft ooze as poor holding bottoms. Firm mud, clay, and sand are listed as good holding bottoms.
Cited:NAVEDTRA 14343 §4-2