Regulations last checked for updates: Nov 25, 2024

Title 46 - Shipping last revised: Nov 04, 2024
§ 189.40-1 - Definitions relating to hull examinations.

As used in this part—

(a) Drydock examination means hauling out a vessel or placing a vessel in a drydock or slipway for an examination of all accessible parts of the vessel's underwater body and all through-hull fittings.

(b) Internal structural examination means an examination of the vessel while afloat or in drydock and consists of a complete examination of the vessel's main strength members, including the major internal framing, the hull plating, voids, and ballast tanks, but not including cargo or fuel oil tanks.

(c) Underwater survey means the examination, while the vessel is afloat, of all accessible parts of the vessel's underwater body and all through-hull fittings.

[CGD 84-024, 52 FR 39656, Oct. 23, 1987, as amended at 53 FR 32232, Aug. 24, 1988; CGD 95-028, 62 FR 51220, Sept. 30, 1997]
authority: 46 U.S.C. 2113,3306,3307,70034; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; E.O. 12777, 56 FR 54757, 3 CFR, 1991 Comp., p. 351; DHS Delegation 00170.1, Revision No. 01.2
source: CGFR 67-83, 33 FR 1118, Jan. 27, 1968, unless otherwise noted.
cite as: 46 CFR 189.40-1