Rules of the Road · Maneuvering Signals (Intent vs Action)

A vessel on inland waters signals two short blasts. The other vessel answers with five short blasts. This means:

Explanation

Five or more short blasts is the danger signal under Inland Rule 34(d). When returned in response to a maneuvering proposal, it signals doubt or disagreement. Both vessels must slow, stop, or reverse as necessary until a safe passing agreement is reached.

Authority: Inland Rule 34(a); Inland Rule 34(d)

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