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Code of Federal Regulations (Last Updated: May 6, 2024) |
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Title 33 - Navigation and Navigable Waters |
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Chapter I - Coast Guard, Department of Homeland Security |
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SubChapter L - Waterfront Facilities |
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Part 127 - Waterfront Facilities Handling Liquefied Natural Gas and Liquefied Hazardous Gas |
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Subpart B - Waterfront Facilities Handling Liquefied Natural Gas |
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Equipment |
§ 127.207 - Warning alarms.
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§ 127.207 Warning alarms.
(a) The marine transfer area for LNG must have a rotating or flashing amber light with a minimum effective flash intensity, in the horizontal plane, of 5000 candelas. At least 50% of the required effective flash intensity must be maintained in all directions from 1.0 degree above to 1.0 degree below the horizontal plane.
(b) The marine transfer area for LNG must have a siren with a minimum 1⁄3-octave band sound pressure level at l meter of 125 decibels referenced to 0.0002 microbars. The siren must be located so that the sound signal produced is audible over 360 degrees in a horizontal plane.
(c) Each light and siren must be located so that the warning alarm is not obstructed for a distance of 1.6 km (1 mile) in all directions.
[CGD 78-038, 53 FR 3376, Feb. 7, 1988, as amended by CGD 88-049, 60 FR 39796, Aug. 3, 1995]