A guide book to the Local marine board examination. The ordinary examination. [With] The requisite elements from the Nautical almanac for 1865, for the exercises in Ainsley's Guide book
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A.M. at ship ADDITIONAL altitude sun's L.L. anchor apparent bearing boiler brace cargo carry Channel chronometer column compass compass course corr course course and distance daily decl declination departure depth diff difference of longitude direction dist distance East error EXAMINATION EXAMPLES fathoms feet fixed light forward give given half haul head height of eye helm high water inches index correction July June keep latitude less logarithms lower magnetic March marked mast master MATE mean miles minutes necessary noon North observed altitude sun's parallel pass port Raper reduced required the latitude round Rule sail seconds ship side sine South steam subtract Table taken tide True altitude valve variation vessel visible watch West wind yard
Página 221 - Nothing in these rules shall exonerate any ship, or the owner, or master, or crew thereof, from the consequences of any neglect to carry lights or signals, or of any neglect to keep a proper look.out, or of the neglect of any precaution which may be required by the ordinary practice of seamen, or by the special circumstances of the case.
Página 221 - In obeying and construing these rules due regard must be had to all dangers of navigation ; and due regard must also be had to any special circumstances which may exist in any particular case rendering a departure from the above rules necessary in order to avoid immediate danger.
Página 220 - A vessel which, is closehauled on the port tack shall keep out of the way of a vessel which is closehauled on the starboard tack. (c) When both are running free, with the wind on different sides, the vessel which has the wind on the port side shall keep out of the way of the other.
Página 221 - If two ships under steam are crossing so as to involve risk of collision, the ship which has the other on her own starboard side shall keep out of the way of the other.
Página 221 - When two sailing ships are crossing so as to involve risk of collision, then, if they have the wind on different sides, the ship with the wind on the port side shall keep out of the way...
Página 220 - When two steam vessels are meeting end on, or nearly end on, so as to involve risk of collision, each shall alter her course to starboard so that each may pass on the port side of the other.
Página 220 - Pilot vessels, when engaged on their station on pilotage duty, shall not show the lights required for other vessels, but shall carry a white light at the masthead, visible all round the horizon, and shall also exhibit a flare-up light or flare-up lights at short intervals, which shall never exceed fifteen minutes.
Página 221 - Every steamship, when approaching another ship so as to involve risk of collision, shall slacken her speed, or if necessary stop and reverse ; and every steamship shall, when in a fog, go at a moderate speed.
Página 219 - A bright White Light at the Foremast Head. A Green Light on the Starboard side. A Red Light on the Port side.