Maneuvering Board ManualDepartment of Defense, Defense Mapping Agency, Hydrographic Center, 1969 - Naval maneuvers - 101 pages |
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Common terms and phrases
10-inch diameter Pad 15 knots 30 knots Actual distance AGENCY HYDROGRAPHIC CENTER apparent wind CENTER Washington DC changing spread corresponding quantities course and speed DEFENSE MAPPING AGENCY DIRECTOR DEFENSE MAPPING Distance 2:1 distance in miles DISTANCE in yards draw a line fictitious ship FIND DISTANCE HYDROGRAPHIC CENTER Washington intersection on third knots speed laying rule M₁ M₂ MAPPING AGENCY HYDROGRAPHIC maximum speed miles with logarithmic minutes nautical miles paint place first point place one point point of dividers point on distance points on proper Prepared and published read intersection reference ship Relative direction relative movement line Relative or actual relative plot relative vector rule through points scales and read second point SHIP AT CENTER solution solve for third specified range speed 15 SPEED in knots spood spread of dividers third by laying third scale true wind Users should refer vector diagram vector er vessel Washington DC 20390
Popular passages
Page 9 - 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.
Page 8 - ... (c) Assumptions shall not be made on the basis of scanty information, especially scanty radar information. (d) In determining if risk of collision exists the following considerations shall be among those taken into account: (i) such risk shall be deemed to exist if the compass bearing of an approaching vessel does not appreciably change...
Page 10 - Every vessel which is directed by these Rules to keep out of the way of another vessel shall, if the circumstances of the case admit, avoid crossing ahead of the other.
Page 7 - Every vessel shall at all times maintain a proper look-out by sight and hearing as well as by all available means appropriate in the prevailing circumstances and conditions so as to make a full appraisal of the situation and of the risk of collision.
Page 10 - Where by any of these rules one of two vessels is to keep out of the way, the other shall keep her course and speed.
Page 9 - When two sailing vessels are approaching one another so as to involve risk of collision, one of them shall keep out of the way...
Page 10 - When, from any cause, the vessel required to keep her course and speed finds herself so close that collision cannot be avoided by the action of the give-way vessel alone, she shall take such action as will best aid to avoid collision.
Page 9 - When both are running free, with the wind on the same side, the vessel which is to windward shall keep out of the way of the vessel which is to leeward.
Page 10 - When two steam vessels are crossing, so as to involve risk of collision, the vessel which has the other on her own starboard side shall keep out of the way of the other.
Page 8 - A vessel engaged in fishing shall not impede the passage of any other vessel navigating within a narrow channel or fairway. (d) A vessel shall not cross a narrow channel or fairway if such crossing impedes the passage of a vessel which can safely navigate only within such channel or fairway.