Aids necessary for safe navigation within approaches to port are considered for tidal estuary or river, artificial harbor, and special obstructions; attention is given to channel marking, beacons, buoys, landing marks and lights, tidal indicating systems, pier lighting, and other aids.
Aids to navigation in harbours and ports
Dock Harbour Authority
Dock and Harbour Authority ; 43 , n 507
1963
5 pages
Aufsatz (Zeitschrift)
Englisch
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