Page 121 - Case Book 2017 - 2020

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A discussion of how rule 19.2(b) and the definitions
Obstruction and Clear Astern and Clear Ahead; Overlap
apply when two overlapped boats on the same tack
overtake and pass to leeward of a boat ahead on the same
tack. There is no obligation to hail for room at an

obstruction, but it is prudent to do so.
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