46 C.F.R. Subpart B—Definition of Terms
Title 46 - Shipping
(a) The following terms defined in this subpart apply only to the manning of vessels subject to the manning provisions in the navigation and shipping laws of the United States: Assistance Towing means towing a disabled vessel for consideration. Coastwise seagoing vessel means a vessel that is authorized by its Certificate of Inspection to proceed beyond the Boundary Line established in part 7 of this chapter. Deck crew (excluding licensed individuals) means, as used in 46 U.S.C. 8702, only the following members of the deck department below the grade of licensed individual: Able seamen and ordinary seamen. Designated areas means those areas within pilotage waters for which first class pilot's licenses or endorsements are issued under part 10, subpart G, of this Chapter, by the Officer in Charge, Marine Inspection (OCMI). The areas for which first class pilot's licenses or endorsements are issued within a particular Marine Inspection Zone and the specific requirements to obtain them may be obtained from the OCMI concerned. Directly supervised means being in the direct line of sight of the person in charge or maintaining direct, two-way communications by a convenient, reliable means, such as a predetermined working frequency over a hand-held radio. Disabled vessel means a vessel that needs assistance, whether docked, moored, anchored, aground, adrift, or under way; but does not mean a barge or any other vessel not regularly operated under its own power. Officer in Charge, Marine Inspection (OCMI) for the purposes of part 15 means any person designated as such by the Commandant and who under the Coast Guard District Commander is in charge of an inspection zone. Operate, operating, or operation, as applied to vessels, refers to a vessel anytime passengers are embarked whether the vessel is underway, at anchor, made fast to shore, or aground. Pilotage waters means the navigable waters of the United States, including all inland waters and offshore waters to a distance of three nautical miles from the baseline from which the Territorial Sea is measured. Staff officer means a person who holds a certificate of registry in the staff department such as a purser, a medical doctor or professional nurse, which is issued by the Coast Guard. Self-Propelled has the same meaning as the terms propelled by machinery and mechanically propelled. This term would also include vessels fitted with both sails and mechanical propulsion. Tank barge means a non-self-propelled tank vessel. Tank vessel means a vessel that is constructed or adapted to carry, or that carries, oil or hazardous material in bulk as cargo or cargo residue. Tankship means any tank vessel constructed or adapted primarily to carry oil or hazardous material in bulk as cargo or cargo residue and propelled by power or sail. Transfer means any movement of dangerous liquid or liquefied gas as cargo in bulk or as cargo residue to, from, or within a vessel by means of pumping, gravitation, or displacement. Section 13.127 of this chapter describes what qualifies as participation in a creditable transfer. Underway means that a vessel is not at anchor, made fast to the shore, or aground. (b) The following categories of licensed individuals are established in part 10 of this chapter. When used in this part, the following terms mean an individual holding a valid license and/or endorsement to serve in that capacity issued under part 10 of this chapter. (1) Master; (2) Mate; (3) Pilot; (4) Engineer; (5) Radio officer; (6) Operator of uninspected passenger vessels; (7) Offshore installation manager (OIM); (8) Barge supervisor (BS); (9) Ballast control operator (BCO); and (10) [Reserved] (11) GMDSS radio operator. (c) The following ratings are established in part 12 of this chapter. When used in this part, terms for the ratings identify persons holding valid merchant mariners' documents for service in the ratings issued under that part: (1) Able seaman. (2) Ordinary seaman. (3) Qualified member of the engine department. (4) Lifeboatman. (5) Wiper. (6) Steward's department (F.H.). (7) GMDSS At-sea Maintainer. (d) The following ratings are established in part 13 of this chapter. When used in this part, the terms for the ratings identify persons holding valid merchant mariners' documents for service in the ratings issued under that part: (1) Tankerman-PIC. (2) Tankerman-PIC (Barge). (3) Restricted Tankerman-PIC. (4) Restricted Tankerman-PIC (Barge). (5) Tankerman-Assistant. (6) Tankerman-Engineer. [CGD 81–059 and CGD 81–059a, 52 FR 38623 and 38670, Oct. 16, 1987, as amended by CGD 87–017, 53 FR 18562, May 24, 1988; CGD 81–059, 54 FR 149, Jan. 4, 1989; CGD 81–059a, 55 FR 14805, Apr. 18, 1990; CGD 84–060, 59 FR 4841, Feb. 2, 1994; CGD 79–116, 60 FR 17154, Apr. 4, 1995; CGD 84–060, 60 FR 20652, Apr. 27, 1995; CGD 79–116, 62 FR 25135, May 8, 1997; CGD 95–062, 62 FR 34539, June 26, 1997; USCG-1999–6224, 64 FR 63235, Nov. 19, 1999; USCG 1999–6224, Oct. 27, 2000; USCG-1999–5040, 67 FR 34767, May 15, 2002]
Title 46: Shipping
PART 15—MANNING REQUIREMENTS
Subpart B—Definition of Terms
§ 15.301 Definitions of terms used in this part.
