[Code of Federal Regulations]
[Title 49, Volume 2]
[Revised as of October 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 49CFR176.2]

[Page 684-686]
 
                        TITLE 49--TRANSPORTATION
 
 CHAPTER I--RESEARCH AND SPECIAL PROGRAMS ADMINISTRATION, DEPARTMENT OF 
                             TRANSPORTATION
 
PART 176_CARRIAGE BY VESSEL--Table of Contents
 
                            Subpart A_General
 
Sec.  176.2  Definitions.

    As used in this part--
    Cantline means the v-shaped groove between two abutting, parallel 
horizontal cylinders.
    Cargo net means a net made of fiber or wire used to provide 
convenience in handling loose or packaged cargo to and from a vessel.
    Clear of living quarters means that the hazardous material must be 
located so that in the event of release of the material, leakage or 
vapors will not penetrate accommodations, machinery spaces or other work 
areas by means of entrances or other openings in bulkheads or 
ventilation ducts.
    Closed freight container means a freight container which totally 
encloses its contents by permanent structures. A freight container 
formed partly by a tarpaulin, plastic sheet, or similar material is not 
a closed freight container.
    Commandant (G-MSO), USCG means the Chief, Office of Operating and 
Environmental Standards, United States Coast Guard, Washington, DC 
20593-0001.
    Compartment means any space on a vessel that is enclosed by the 
vessel's decks and its sides or permanent steel bulkheads.
    CSC safety approval plate means the safety approval plate specified 
in Annex I of the International Convention for Safe Containers (1972) 
and conforming to the specifications in 49 CFR 451.23 and 451.25. The 
plate is evidence that a freight container was designed,

[[Page 685]]

constructed, and tested under international rules incorporated into U.S. 
regulations in 49 CFR parts 450 through 453. The plate is found in the 
door area of the container.
    Deck structure means a structure of substantial weight and size 
located on the weather deck of a vessel and integral with the deck. This 
term includes superstructures, deck houses, mast houses, and bridge 
structures.
    Draft means a load or combination of loads capable of being hoisted 
into or out of a vessel in a single lift.
    Dunnage means lumber of not less than 25 mm (0.98 inch) commercial 
thickness or equivalent material laid over or against structures such as 
tank tops, decks, bulkheads, frames, plating, or ladders, or used for 
filling voids or fitting around cargo, to prevent damage during 
transportation.
    Explosives anchorage means an anchorage so designated under 33 CFR 
part 110, subpart B.
    Explosive article means an article or device which contains one or 
more explosive substances. Individual explosive articles are identified 
in the schedules for Class I (explosive) articles found in the IMDG Code 
(see Sec.  171.7 of this subchapter).
    Explosives handling facility means--
    (1) A ``designated waterfront facility'' designated under 33 CFR 
part 126 when loading, handling, and unloading Class 1 (explosives) 
materials; or
    (2) A facility for loading, unloading, and handling military Class 1 
(explosives) materials which is operated or controlled by an agency of 
the Department of Defense.
    Explosive substance means a solid or liquid material, or a mixture 
of materials, which is in itself capable by chemical reaction of 
producing gas at such a temperature and pressure and at such a speed as 
to cause damage to its surroundings. Individual explosive substances are 
identified in the schedules for Class 1 (explosive) substances in the 
IMDG Code.
    Handling means the operation of loading and unloading a vessel; 
transfer to, from, or within a vessel, and any ancillary operations.
    Hold means a compartment below deck that is used exclusively for the 
carriage of cargo.
    In containers or the like means in any clean, substantial, 
weatherproof box structure which can be secured to the vessel's 
structure, including a portable magazine or a closed transport unit. 
Whenever this stowage is specified, stowage in deckhouses, mast lockers 
and oversized weatherproof packages (overpacks) is also acceptable.
    Incompatible materials means two materials whose stowage together 
may result in undue hazards in the case of leakage, spillage, or other 
accident.
    INF cargo means packaged irradiated nuclear fuel, plutonium or high-
level radioactive wastes as those terms are defined in the 
``International Code for the Safe Carriage of Packaged Irradiated 
Nuclear Fuel, Plutonium and High-Level Radioactive Wastes on Board 
Ships' (INF Code) (contained in IMDG Code, incorporated by reference, 
see Sec.  171.7 of this subchapter).
    Landing mat means a shock absorbing pad used in loading Class 1 
(explosive) materials on vessels.
    Machinery Spaces of Category A are those spaces, and trunks to such 
spaces, which contain:
    (1) Internal combustion machinery used for main propulsion:
    (2) Internal combustion machinery used for purposes other than main 
propulsion where such machinery has in the aggregate a total power 
output of not less than 375 kw; or
    (3) any oil-fired boiler or fuel unit.
    Magazine means an enclosure designed to protect certain goods of 
Class 1 (explosive) materials from damage by other cargo and adverse 
weather conditions during loading, unloading, and when in transit; and 
to prevent unauthorized access. A magazine may be a fixed structure in 
the vessel, a closed freight container, a closed transport vehicle, or a 
portable magazine.
    Master of the Vessel, as used in this part, includes the person in 
charge of an unmanned vessel or barge.
    Open freight container means a freight container that does not 
totally enclose its contents by permanent structures.
    Overstowed means a package or container is stowed directly on top of 
another. However, with regard to Class 1 (explosive) stowage, such goods 
may themselves be stacked to a safe level

[[Page 686]]

but other goods should not be stowed directly on top of them.
    Pallet means a portable platform for stowing, handling, and moving 
cargo.
    Palletized unit means packages or unpackaged objects stacked on a 
pallet, banded and secured to the pallet by metal, fabric, or plastic 
straps for the purpose of handling as a single unit.
    Pie plate means a round, oval, or hexagonal pallet without 
sideboards, used in conjunction with a cargo net to handle loose cargo 
on board a vessel.
    Portable magazine means a strong, closed, prefabricated, steel or 
wooden, closed box or container, other than a freight container, 
designed and used to handle Class 1 (explosive) materials either by hand 
or mechanical means.
    Readily combustible material means a material which may or may not 
be classed as a hazardous material but which is easily ignited and 
supports combustion. Examples of readily combustible materials include 
wood, paper, straw, vegetable fibers, products made from such materials, 
coal, lubricants, and oils. This definition does not apply to packaging 
material or dunnage.
    Responsible person means a person empowered by the master of the 
vessel to make all decisions relating to his or her specific task, and 
having the necessary knowledge and experience for that purpose.
    Safe working load means the maximum gross weight that cargo handling 
equipment is approved to lift.
    Skilled person means a person having the knowledge and experience to 
perform a certain duty.
    Skipboard means a square or rectangular pallet without sideboards, 
usually used in conjunction with a cargo net to handle loose cargo on 
board a vessel.
    Splice as used in Sec.  176.172 of this part, means any repair of a 
freight container main structural member which replaces material, other 
than complete replacement of the member.
    Transport unit means a transport vehicle or a freight container. A 
closed transport unit means a transport unit in which the contents are 
totally enclosed by permanent structures. An open transport unit means a 
transport unit which is not a closed transport unit. Transport units 
with fabric sides or tops are not closed transport units for the 
purposes of this part.
    Tray means a type of pallet constructed to specific dimensions for 
handling a particular load.

[Amdt. 176-30, 55 FR 52687, Dec. 21, 1990, as amended at 66 FR 8647, 
Feb. 1, 2001; 66 FR 33438, June 21, 2001; 66 FR 45184, Aug. 28, 2001; 67 
FR 61015, Sept. 27, 2002]