§127.207. Warning alarms.
33 C.F.R. § 127.207
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.
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.
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.
Notes, amendments, and revision history
Amendments
[CGD 78-038, 53 FR 3376, Feb. 7, 1988, as amended by CGD 88-049, 60 FR 39796, Aug. 3, 1995]
Authority
Authority: 33 U.S.C. 1504(j)(2); 46 U.S.C. 70011 and 70034; 46 U.S.C. Chapter 701; DHS Delegation No. 00170.1, Revision No. 01.2, paragraph (II)(92)(a).
Source
Source: CGD 78-038, 53 FR 3376, Feb. 7, 1988, unless otherwise noted.
Amendments
[CGD 78-038, 53 FR 3376, Feb. 7, 1988, as amended by CGD 88-049, 60 FR 39796, Aug. 3, 1995]