Farwell's Rules of the Nautical Road

action addition ahead anchor answer apply approaching authorized avoid barges blast boats burdened carry cause channel circumstances clear collision course Court crossing direction display distance dredge duty effect engaged engines exhibit fault feet fishing forward give given Harbor head held high seas hold immediately indicate Inland Rules inland waters International Rules keep least length less line drawn lookout maneuver means meeting metres miles motorboat navigation necessary night operations overtaken overtaking vessel pass Pilot Rules placed points port position practicable prescribed prevent privileged vessel proper radar range red light regulations restricted risk of collision River safe sailing vessel seen separation shapes ship short blasts side side lights sight signal situation sound speed starboard steam vessel steamer stern stop tion traffic underway United vertical visible whistle white light