Rules of the Road · Inland-Specific Provisions
Inland Rule 9(a)(i) states that a vessel proceeding along the course of a narrow channel shall keep as near to the outer limit of the channel that lies on her starboard side. How does this differ from 72 COLREGS Rule 9?
- AIt is identical — both rules use the same language✓ Correct
- BInland Rules additionally require a sound signal before entering a bend in a narrow channel
- CCOLREGS applies to all waters; Inland Rule 9 applies only to rivers and harbors with one-way traffic
- DInland Rules require keeping to the starboard side only when in a marked channel
Explanation
The keep-to-the-starboard-side requirement in Rule 9(a)(i) is essentially the same in both Inland Rules and 72 COLREGS. The key difference in Rule 9 is the Western Rivers downstream priority found only in Inland Rule 9(a)(ii).
Authority: Inland Rule 9(a); 72 COLREGS Rule 9(a)
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