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Electronic Code of Federal Regulations

e-CFR data is current as of December 5, 2019

Title 46Chapter ISubchapter OPart 151 → Subpart 151.03


Title 46: Shipping
PART 151—BARGES CARRYING BULK LIQUID HAZARDOUS MATERIAL CARGOES


Subpart 151.03—Definitions


Contents
§151.03-1   Definitions of terms.
§151.03-3   Angle of downflooding.
§151.03-5   Approved.
§151.03-7   Barge.
§151.03-9   Cargo.
§151.03-11   Coastwise.
§151.03-13   Cofferdam.
§151.03-15   Commandant.
§151.03-17   Compatible.
§151.03-19   Environment.
§151.03-21   Filling density.
§151.03-23   Flame arrestor.
§151.03-25   Flame screen.
§151.03-27   Gas free.
§151.03-29   Great Lakes.
§151.03-30   Hazardous material.
§151.03-31   Headquarters.
§151.03-33   Lakes, bays, and sounds.
§151.03-35   Limiting draft.
§151.03-36   Liquid.
§151.03-37   Maximum allowable working pressure.
§151.03-38   Nondestructive testing.
§151.03-39   Ocean.
§151.03-41   Officer in Charge, Marine Inspection (OCMI).
§151.03-43   Pressure.
§151.03-45   Rivers.
§151.03-47   Service.
§151.03-49   Sounding tube.
§151.03-51   Tank barge.
§151.03-53   Tankerman.
§§151.03-55   [Reserved]

§151.03-1   Definitions of terms.

Certain terms used in the regulations in this subchapter are defined in this subpart.

§151.03-3   Angle of downflooding.

The angle of heel of the vessel at which any opening in the hull not provided with a water tight closure would be immersed.

§151.03-5   Approved.

This term means approved by the Commandant unless otherwise stated.

§151.03-7   Barge.

This term means any non-self-propelled vessel designed to carry cargo.

§151.03-9   Cargo.

This term means any liquid, gas or solid having one or more of the dangerous properties defined in this subchapter.

§151.03-11   Coastwise.

This designation refers to all vessels normally navigating the waters of any ocean or the Gulf of Mexico 20 nautical miles or less offshore.

§151.03-13   Cofferdam.

This term means a void or empty space separating two or more compartments for the purpose of isolation or to prevent the contents of one compartment from entering another in the event of the failure of the walls of one to retain their tightness.

§151.03-15   Commandant.

This term means Commandant of the U.S. Coast Guard.

§151.03-17   Compatible.

Compatible means that a cargo will not react in an unsafe manner with other cargo or materials used in construction of the barge. The prime considerations are the chemical, physical, or thermal properties of the reaction including heat, pressure, toxicity, stability, and explosive nature of the reaction and its end products.

§151.03-19   Environment.

This term refers to the atmosphere within a cargo tank and the spaces adjacent to the tank or spaces in which cargo is handled.

§151.03-21   Filling density.

The ratio, expressed as a percentage, of the weight of cargo that may be loaded into a tank compared to the weight of water that the tank will hold at 60 °F. The weight of a gallon of water at 60 °F in air shall be 8.32828 pounds.

§151.03-23   Flame arrestor.

Any device or assembly of cellular, tubular, pressure or other type used for preventing the passage of flames into enclosed spaces.

§151.03-25   Flame screen.

A fitted single screen of corrosion-resistant wire of at least 30 by 30 mesh or two fitted screens, both of corrosion-resistant wire, of at least 20 by 20 mesh spaced not less than one-half inch or more than 112 inches apart.

§151.03-27   Gas free.

Free from dangerous concentrations of flammable or toxic gases.

§151.03-29   Great Lakes.

A designation for all vessels in Great Lakes service.

§151.03-30   Hazardous material.

In this part hazardous material means a liquid material or substance that is—

(a) Flammable or combustible;

(b) Designated a hazardous substance under section 311(b) of the Federal Water Pollution Control Act (33 U.S.C. 1321); or

(c) Designated a hazardous material under 49 U.S.C. 5103.

Note: The Environmental Protection Agency designates hazardous substances in 40 CFR Table 116.4A. The Coast Guard designates hazardous materials that are transported as bulk liquids by water in §153.40.

[CGD 81-101, 52 FR 7777, Mar. 12, 1987, as amended by CGD 95-028, 62 FR 51209, Sept. 30, 1997]

§151.03-31   Headquarters.

Commandant (CG-5P), Attn: Assistant Commandant for Prevention, U.S. Coast Guard Stop 7501, 2703 Martin Luther King Jr. Avenue SE., Washington, DC 20593-7501

[CGFR 70-10, 35 FR 3714, Feb. 25, 1970, as amended by CGD 88-070, 53 FR 34535, Sept. 7, 1988; USCG-2013-0671, 78 FR 60155, Sept. 30, 2013]

§151.03-33   Lakes, bays, and sounds.

A designation for all vessels navigating the waters of any of the lakes, bays, or sounds other than the waters of the Great Lakes.

§151.03-35   Limiting draft.

Maximum allowable draft to which a barge may be loaded. Limiting draft is a function of hull type and cargo specific gravity. A barge may be assigned different limiting drafts for different hull types or within one hull type for different specific gravities.

§151.03-36   Liquid.

In this part liquid includes liquefied and compressed gases.

[CGD 81-101, 52 FR 7777, Mar. 12, 1987]

§151.03-37   Maximum allowable working pressure.

The maximum allowable working pressure shall be as defined in section VIII of the ASME Boiler and Pressure Vessel Code.

[CGFR 70-10, 35 FR 3714, Feb. 25, 1970, as amended by CGD 85-061, 54 FR 50965, Dec. 11, 1989]

§151.03-38   Nondestructive testing.

Nondestructive testing includes ultrasonic examination, liquid penetrant examination, magnetic particle examination, radiographic examination, eddy current, and acoustic emission.

[CGD 85-061, 54 FR 50965, Dec. 11, 1989]

§151.03-39   Ocean.

A designation for all vessels normally navigating the waters of any ocean or the Gulf of Mexico more than 20 nautical miles offshore.

§151.03-41   Officer in Charge, Marine Inspection (OCMI).

This term means any person from the civilian or military branch of the Coast Guard designated as such by the Commandant and who, under the superintendence and direction of the Coast Guard District Commander, is in charge of an inspection zone for the performance of duties with respect to the enforcement and administration of Subtitle II of Title 46, U.S. Code, Title 46 and Title 33 U.S. Code, and regulations issued under these statutes.

[CGD 95-028, 62 FR 51209, Sept. 30, 1997]

§151.03-43   Pressure.

Terminology used in this part are: pounds per square inch gauge (p.s.i.g.) or pounds per square inch absolute (p.s.i.a.). 14.7 p.s.i.a. is equal to 0 p.s.i.g. P.s.i.g. is normally used in reference to design or operating requirements.

§151.03-45   Rivers.

A designation for all vessels whose navigation is restricted to rivers and/or canals, exclusively.

§151.03-47   Service.

The waters upon which a vessel may be operated as endorsed upon the certificate of inspection.

§151.03-49   Sounding tube.

This is an unperforated tube fitted to an ullage hole, secured so as to be vapor tight to the underside of the tank top open at the bottom, and extending to within 18 inches or less of the bottom of the tank.

§151.03-51   Tank barge.

A non-self-propelled vessel especially constructed or converted to carry bulk liquid cargo in tanks.

§151.03-53   Tankerman.

The following ratings are established in part 13 of this chapter. The terms for the ratings identify persons holding valid merchant mariner credentials or merchant mariners' documents for service in the ratings issued under that part:

(a) Tankerman-PIC.

(b) Tankerman-PIC (Barge).

(c) Restricted Tankerman-PIC.

(d) Restricted Tankerman-PIC (Barge).

(e) Tankerman-Assistant.

(f) Tankerman-Engineer.

[CGD 79-116, 60 FR 17157, Apr. 4, 1995, as amended by USCG-2006-24371, 74 FR 11266, Mar. 16, 2009]

§§151.03-55   [Reserved]

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