- (a) During vessel to vessel transfers, each tank vessel with a capacity of 250 or more barrels of cargo that is carrying oil or hazardous material must have a means that enables continuous two-way voice communication between the persons in charge of the transfer operations on both vessels.
- (b) Each vessel must have a means, which may be the communication system itself, that enables a person on board each vessel to effectively indicate his desire to use the means of communication required by paragraph (a) of this section.
- (c) The means required by paragraph (a) of this section must be usable and effective in all phases of the transfer operation and all conditions of weather.
- (d) Portable radio devices used to comply with paragraph (a) of this section during the transfer of flammable or combustible liquids must be intrinsically safe, as defined in 46 CFR 110.15-100(i), and meet Class I, Division I, Group D requirements as defined in 46 CFR 111.80.
[CGD 75-124, 45 FR 7175, Jan. 31, 1980; 45 FR 43705, June 30, 1980, as amended by CGD 86-034, 55 FR 36255, Sept. 4, 1990]