 | Ricard Marí Sagarra - 1996 - 428 pages
...only whistle on a vessel, it shall be installed with its maximum intensity directed straight ahead. A whistle shall be placed as high as practicable on...own signal at listening posts shall not exceed 110 dB( A) and so far as practicable should not exceed 100 dB(A). (f ) Fitting of more than one whistle... | |
 | 2001 - 670 pages
...m»«».5N/ m* 145 143 140 140 138 134 130 125 121 120 115 111 Audibility range in nautical mites 2 15 1 0 OS shall be installed with its forward axis directed...so far as practicable should not exceed 100 dB(A). 186.11 Fitting of more than one whistle. If whistles are fitted at a distance apart of more than 100... | |
 | 1983 - 976 pages
...directional whistle is to be used as the only whistle on the vessel and is permanently installed, it shall be installed with its forward axis directed...so far as practicable should not exceed 100 dB(A). § 86.1 1 Fining of more than one whistle. If whistles are fitted at a distance apart of more than... | |
 | 1988 - 1056 pages
...only whistle on a vessel, it shall be installed with its maximum intensity directed straight ahead. A whistle shall be placed as high as practicable on...own signal at listening posts shall not exceed 110 dB (A) and so far as practicable should not exceed 100 dB (A). (f) Fitting of more than one whistle.... | |
 | 1994 - 560 pages
...only whistle on a vessel, it shall be installed with its maximum intensity directed straight ahead. A whistle shall be placed as high as practicable on...own signal at listening posts shall not exceed 110 dB (A) and so far as practicable should not exceed 100 dB (A). (f) Fitting of more than one whistle.... | |
 | 2002 - 676 pages
...ihall be installed with its forward axis lirected forward. (b) A whistle shall be placed as high is practicable on a vessel, in order to reduce interception...also to minimize hearing damage risk to personnel. He sound pressure level of the vessel's >wn signal at listening posts shall not exceed 110 dB(A) and... | |
 | 1971 - 758 pages
...only whistle on a vessel, it shall be installed with its maximum intensity directed straight ahead. A whistle shall be placed as high as practicable on...own signal at listening posts shall not exceed 110 dB (A) and so far as practicable should not exceed 100 dB (A). (f) Fitting of more than one whistle.... | |
 | United States. Coast Guard - 1995 - 236 pages
...only whistle on a vessel, it shall be installed with its maximum intensity directed straight ahead. A whistle shall be placed as high as practicable on...own signal at listening posts shall not exceed 110 dB (A) and so far as practicable should not exceed 100 dB (A). ANNEX III— Continued In practice the... | |
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A whistle shall be placed as high as practicable on a vessel, in order to reduce interception of the emitted sound by obstructions and also to minimize hearing damage risk to personnel. The sound pressure level of the vessel's own signal at listening... 
