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Bec. 146.08-40 Control of highway vehicle. 146.08-46 Private passenger type motor vo

hicles (automobiles). 148.08-50 Cylinders laden in highway vo

bicles. 146.08-58 Vehicles having refrigerating or

heating equipment, Subpart 146.09_Cargo Handling and Stowage

Devices, U.S. Coast Guard Container Specifica

tions 146.09-1 Magazines, location of 146.09-2 Magazines, construction of. 146.09–3 Entire hold forming magazine. 148.094 Ventilation of magazines. 146.09–5 Metal lockers for stowage of dre

works. 146.00-8 Portable magazines for stowage of

exploslves. 148.09–7 Specifications of moisture proofed

paper bags. 140.098 Specifications of moisture proofed

paper lined burlap bags. 146.09–11 Chutes and conveyors for han.

dling explosives. 148.09-12 Mattresses for explosivos. 146.09-16 Power operated industrial trucks.

Subpart 146.10-Barges 146.10-1 Barge defined. 146.10-2 Application of regulations. 146.10-3 Barges classified. 146.104 Carfioats and barges used as car

Coats. 146.10-6 on deck protection. 146.10-6 Stowage of explosives. 146.10-60 Stowage of explosives or othor

dangerous articles or substances

on board barges. Subpart 146.19-Detailed Regulations Governing

Radioactive Materials 146.19-1 Radioactive materials; defini.

tions. 146.19-5 Transport groups of radio

nuclides. 148.19-10 General packaging requirements. 146.19-11 Empty packaging. 148.19-12 Fissile radioactive material. 146.19-14 Small quantities of radioactive

materials and radioactive

devices. 146.19-16 Low specific activity materials. 146.19-18 Radioactive material in normal

form. 146.19-20 Radioactive material in special

form. 146.19-25 Labeling of packages of radio

active materials. 146.19–27 Special tests. 146.19-30 Contamination control. 146.19-36 Stowage and handling aboard

Sec. 146.19-40 Segregation from other cargoes. 148.18-60 Care following leakage or sift

ing of radioactive materlals. 146.19-70 Use of power-operated Indus

trial trucks in spaces contain

ing radioactive materials. 146.19-80 Vessels utilizing nuclear ener

gy or handling radioactivo

materials. 146.18-100 Table Classification: Radioac

tive materials. Subpart 146.20-Detailed Regulations Governing

Explosives 148.20-1 An explosive. 146.20-3 Prohibited or not permitted ex


Subpart 146.10-Barges 146.20-6 Acceptable explosives. 146.20-7 Class A explosives. 146.20_0 Class B explosives. 146.20-11 Class O explosives. 146.20-13 Samples of explosives and ex

plosive articles for laboratory

and examination purposes. 146.20-18 Stowage of explosives. 146.20-16 Stowage of blasting caps and

small quantities of other ex

plosives. 146.20-17 Stowage of explosives in holda

containing coal. 148.20–19 On deck stowage of explosivo. 146.20-21 Stowage of fireworks. 146.20-23 Stowage of explosives with other

dangerous articles. 146.20--26 Stowage of explosives and non

dangerous cargo. 146.20-27 Stowage and dunnaging of con

tainers of explosives. 146.20-29 Preparation of magasines, docks,

hatches and holds before ban

dling explosives. 146.20-31 Loading and unloading explo

sives. 146.20-98 Constructing of magazines. 146.20-30 Handling explosives. 146.20-37 Cargo working equipment. 148.20-89 Installation of loading chute. 146.20-41 Lights, tools and equipment. 148.20 43 Pires. 148.20 45 Smoking. 146.20 47 Liquor or drugs. 146.20-49 Damaged or leaking containon

of explosives. 146.20-51 Containers found damaged or

leaking on board vessels. 148.20–53 Magazine vessels storing emplo.

sives. 146.20-55 Lighting in stowage compart

ments. 146.20-57 Handling explosives; magazine

vessels. 146.20-59 Living quarters on magazina



Sec. 146.20 -61 Lamp box on magaziné véssels. 148.20-63 Storage of other dangerous arti.

cles. 146.20-65 Magazine vessels' stores. 146.20-67 Matches. 146.20-69 Firearms. 146.20-71 Fire extinguishing equipment. 146.20-73 Supervision of magazine vessels. 146.20-75 Unauthorized persons on mage

zine vessels. 146.20-77 Repacking of explosives on board

magazine vessels. 146.20—79 Work boat. 146.20-81 Life preservers. 146.20 -83 Fenders. 146.20-85 Authorization to load or dis

charge explosives. 146.20-87 Permit for Class A explosives. 146.20–90 Stowage and storage chart of ex

plosives. 146.20-100 Table A-Classification: Class A:

dangerous explosives. 146.20-200 Table B-Classification: Class B:

less dangerous explosives. 146.20–300 Table C-Classification: Class O:

relatively safe explosives. Subpart 146.21---Detailed Regulations Governing

Inflammable Liquids 148.21-1 Definition of inflammable uq

uids. 146.21-10 Export shipments of inflam

mable liquids. 146.21-15 Stowage on board vessels. 146.21-20 "On deck" stowage. 146.21-25 "Under deck" stowage. 146.21-30 Stowage of inflammable liquids

with explosives and other dan

gerous articles. 146.21-35 Boundary bulkheads. 146.21-40 Hatch closing means. 146.21-45 Ventilation. 146.21-50 Electrical equipment in holds. 146.21-55 Smoking prohibited, warning

signs. 146.21-57 Use of power-operated industrial

trucks in spaces containing

fiammable liquids. 146.21-60 Potable spirits. 146.21-65 Limited quantity shipments, 146.21-70 Limited quantity shipments of

paint products. 148.21-75 Limited quantity shipments of

polishes. 146.21--77 Limited quantity shipments of

cements. 146.21-79 Limited quantity shipments of

inks. 146.21-80 Certain inflammable liquids in

bulks. 146.21-100 Table D_Classification: Inflam

mable liquids. Subpart 146.22-Detailed Regulations Governing

Inflammable Solids and Oxidizing Materials 146.22-1 Definition of inflammable solids

and oxidizing materials. 146.22-3 Smokeless powder for small arms. 146.22-5 Stowage on board vessels.

Sec. 146.22-7 Use of power-operated Industrial

trucks in spaces containing dammable solids and oxidizing

materials. 146.22-10 Stowage of inflammablo solido

with explosives and other dan

gerous articles. 146.22-15 Stowage of oxidizing materiala

with explosives and other dan

gerous articles. 146.22-20 Stowage of charcoal. 146.22-25 Exemptions for inflammablo

solids and oxidizing materials. 146.22-80 Authorization to load or dis

charge ammonium nitrato and

ammonium nitrate fertilizer. 148.22-88 Elemental phosphorus in water

in bulk. 146.22-40 Nitro carbon nitrate. 146.22-100 Table E-Classification: Intam

mable solids. 146.22–200 Table E-Classification: Oxidiz

ing materials. Subpart 146.23-Detailed Regulations Governing

Corrosive Liquids 146.29–1 Definitions of corrosive liquids. 146.28-8 Stowago on board vessels. 146.23--10 General stowage requirements. 146.29-18 Use of power-operated industrial

trucks in spaces containing

corrosive liquids. 146.28-15 Stowage of glass carboys. 146.23-20 "On deck" stowage requirements. 146.23–26 Stowage of corrosive liquids with

explosives and other dangerous

articles. 146.23-30 Exemptions for corrosivo liquids. 146.23-35 Certain corrosive liquids in bulk. 148.23-100 Table F-Classification: Corro

sive liquids. Subpart 146.24-Detailed Regulations Governing

Compressed Gases 146.24-1 Definitions of compressed gases. 146.24-10 Mixtures of compressed gas and

poisonous materials. 146.24-15 Containers. 146.24-20

Exemptions for compressed

gases. 146.24-21 Exemptions for foodstuffs, soap,

cosmetics, beverages, blologi. cals, electronic tubes and

audible fire alarm systems. 146.24-22 Exemptions for fire extinguish

ers and component parts

thereol. 146.24–25 Stowage on board vessels. 146.24-27 Use of power-operated industrial

trucks in spaces containing

compressed gases. 146.24-30 "On deck" stowage. 146.24-35 "Under deck" stowage. 146.24-40 Stowage clearance. 146.24-50 Stowage securing means. 148.24-56 Stowage of compressed gasa

with oxplosives and other dan. gerous articles.

Sec. 146.2480 Stowage of cylinders containing

chlorine. 146.24-86 Instructions regarding lights

and smoking. 146.24-70 Leaking cylinders not accepted. 146.24-76 Report of leaking or damaged

cylinders 146.24-80 Compressed gases in bulk. 140.24-100 Table G-Classification: Com

pressed gases. Subpart 146.25-Detailed Regulations Governing

Poisonous Articles 146.25_1 Definition of poisonous articles. 146.25-5 Entremely dangerous poisons,

Class A, poison gas label. 148.25-10 Less dangerous poisons, Class B,

liquids and solids, poison la

bel. 146.25–15 Tear gas or irritating substances,

Class C, tear gas label. 146.25-40 Limitation of "On deck" stowage. 146.25 48 Use of power-operated industrial

trucks in spaces containing

poisonous articles. 146.25-45 Stowage of poisonous articles with

explosives and other dangerous

articles. 148.25-50 Care following leakage or sitting

of poisonous articles. 146.25-65 Exemptions for poisons, Class B. 146.25-60 Cyunder valve protection. 146.25-70 Poisonous articles in bulk. 146.25-100 Table H-Olassification: Class A;

extremely dangerous polsons. 146.26-200 Table H-Classification: Class B;

less dangerous poisons. 146.26-800 Table H-Classification: Class C;

tear gas or irritating sub

stances. Subpart 146.26_Detailed Regulations Governing

Combustible Liquids 146.26–1 Definition Definition of

of combustible

liquids. 146.26-5 Application to vessels. 146.26–10 Stowage on board passenger

vessels. 146.26-15 Smoking or open damo prohib

ited. 146.26-20 "On deck" stowage. 148.26-25 "Under deck" stowage. 146.26 30 Potable spirits. 146.26-86 Use of power-operated industrial

trucks in spaces containing

combustible liquide. 14626-100 Table J-Classification: Com

bustible liquids. Subpart 146.27--Detailed Regulations Governing

Hazardous Articles 146.27-1 Definition of a hazardous article. 148.27-6 Liquids exempt. 146.27-10 Stowage on board vessels. 146.27-16 General stowage requirement. 148.27-20 Protection for "On dock" stow


Sec. 146.27-26 Requirements and conditions for

loading, stowing and transporting baled cotton and other

vegetable fibers. 146.27-27 Fishmeal pellets in bulk. 146.27-30 Motor vehicles and mechanized

equipment powered by Internal combustion engines and fueled by flammable liquids or flam

mable compressed gases. 146.27-81 Motor vehicles and mechanized

equipment powered by Internal combustion engines and fueled

by combustible liquids. 148.27-32 Motor vehicles and mechanized

equipment powered by internal combustion engines and transported on vessels in spaces

specially suitable for vehicles. 146 27-35 Use of power-operated Indus

trucks in spaces containing

hazardous articles. 146.27-50 Certain hazardous articles in

bulk. 146.27-100 Table K-Classification: Basard

ous articles. Subpart 146.28- Temporary Amendments to

Regulations 146.28-1 Scope. 146.28-2 Reused single-trip containers. 146.28-6 Additional containers for rubber

scrap 146.28–7 Additional type tank cars for gaso.

line. 146.288 Additional containers for gasoline. 146.28–18 Additional type tank cars for in

fiammable liquids. 146.28-14 Additional containers for inflam

mable liquids. 146.28–16 Additional containers for rubber

cement. 146.28-17 Additional containers for chromio

acid solution. 148.28–20 Additional containers for methyl

bromide, liquid. 146.28-21 Additional containers for poison.

ous liquids. 146.28-22 Increase of weight limitation for

Class B poisonous solids. Subpart 146.29-Detailed Regulations Governing

the Transportation of Military Explosives and Hazardous Munitions on Board Vessels 146.29-1 Effective date. 146.29-3 Scope.

Regulations not applicable. 146.29-7 Port security regulations. 146.29-9 Import shipments. 146.29-11 Definitions and abbreviations. 146.29-13 Permit for handling military es.

plosives. 146.29-14 Dangerous cargo manifest list, or

stowage plan. 146.29-16 Authority to load, handle or

discharge; facilities 8.nd use. 148.29-17 Prohibited explosives. 146.29-19 Explosives loading supervisory

detall. 146.29-21 Personnel Identication.


Soc. 146.29-28 Ship's omcer present. 148.29-26 Fires and are protection. 146.29-27 Fire hose. 146.29-29 Smoking. 146.29-31 Liquor or drugs. 146.39-38 Cargo working gear and equip

ment. 146.28-35 Lights, tools, and portable

equipment. 146.29--87 Handling drafts of lumber. 146.29-89 Handling and slinging of explo

sives. 146.29 41 Weight per draft. 146.29-42 Containers of ammunition. 146.29-43 Requirement for the opening of

batches. 146.29-45 Loading or unloading military

explosives and other cargo. 148.29-47 Packing and raarking. 146.29-49 Stowage on board barges. 146.29-51 Stowage on board vessels. 146.29-53 Stowage of military explosivos in

holds containing coal. 146.29-65 Stowage of milltary explosives in

holds containing household or personal effects and/or mall

As cargo. 146.29-57 "On deck" stowage. 146.29-59 Stowage adjacent to other dan

gerous articles. 146.29-61 Stowage with condangerous

Cargo in the same hold. 146.29–63 Stowage and dunnaging of am

munition and containers of

explosives in bulk. 146.29-86 Damaged or leaking containers

of explosives. 146.29-67 Defective ammunition. 148.29-19 Recoopering damaged packages. 146.29-71 Constructing magazines. 148.29-78 Preparation of magazines, decks,

hatches and holds for ban

dling military explosives. 146.29-76 Location of magazines and am

munition stowage. 148.29-77 Allocation of stowage. 148.29-79 Types of stowage. 148.29-81 Magazine Stowage A. 148.29-83 Aminunition stowage. 148.29-85 Chemical ammunition stowage. 148.29-87 Special stowage. 146.29-89 Portable magazine stowage. 146.29-90 Use of cargo transporters (Conex

Boxes). 148.29-91 Pyrotechnic stowage. 146.29-93 Stowage of blasting caps, deto

nators, primer detonators, etc. 146.29–96 Ventilation of magazine. 146.29-07 Statements of characteristic

properties and hazards. 146.29-99 Explosives admixture charts. 146.29-100 Classification, handling and

stowage chart. Subpart 146.30-Detailed Regulations Governing

Etiologic Agents 146.30-1 Definitions. 146.30-2 Packaging requirements for etio

logic agents.

Sec. 146.30-3 Exemptions. 146.30–100 Table K-Classification: Etio

logic agents. AUTHORITY: The provisions of this part 148 issued under R.S. 4406, as amended, 4462, as amended, 4472, sec. 6(b) (1), 80 Stat. 938; 46 U.S.C. 375, 416, 170, 49 U.S.C. 1665(b); 49 CFR 1.46(b), (35 F.R. 4959), unless otherwise noted. Interpret or apply sec, 3, 68 Stat. 875; 50 U.S.C. 198; E.O. 11239, July 31, 1965, 80 F.R. 9671, 3 CFR, 1965 Supp.

CROSS REFERENCE: For regulations of the Department of Transportation relating to the transportation of explosives and other dangerous articles, see 49 OFR Parts 170-179.

Subpart 146.01- Preface SOURCE: The provisions of this Subpart 146.01 contained in Order 74, 6 F.R. 264, Jan. 11, 1941, unless otherwise noted.

146.01–1 Purpose of regulations.

The purpose of the regulations in this subchapter is to promote safety in tho handling, stowage, storage and transportation of explosives or other dangerous articles or substances, and combustible Liquids, as defined herein, on board vessels on any navigable waters within the limits of the jurisdiction of the United States including its territories and possessions excepting only the Panama Canal Zone and to make more effective the provisions of the International Convention for the Safety of Life at Sea, 1960, relative to the carriage of dangerous goods. (CGFR 66-28, 81 F.R. 8296, June 14, 1966] $ 146.01-2 Source of regulations

The Commandant of the Coast Guard shall by regulation define, describe, namo and classify all explosives or other dangerous articles or substances, and combustible liquids and shall establish such regulations as may be necessary to make effective the purpose intended. [Order 74, 8 F.R. 254, Jan. 11, 1941, as amended by CGFR 47–36, 12 F.R. 4184, June 27, 1947) f 146.01–3 Plan of regulations.

Regulations setting forth general requirements covering the transportation of explosives or other dangerous articles or substances, and combustible liquids will be found in 8146.01–1 to 146.10-50. Regulations setting forth detailed requirements applicable to individual sub stances will be found under their particular classification in $$ 146.20-1 to 146.27100.

$ 146.014 Classifications.

characteristics and properties. These (a) Explosives or other dangerous classifications are set out below comarticles or substances and combustible paratively with the International Conliquids are classified in the regulations vention for the Safety of Life at Sea, in this part according to their principal 1960, classifications: Solas 1960 Classifcations

Coast Guard Classifications Class 1–Explosives.-------


Class A-Dangerous explosives.
Class B--Less dangerous explosives.

Class C-Relatively safo explosives. Class 2 Gases: compressed, lquiled or die- Compressed gases.

solved under pressure. Class & Inflammable liquids.

Inflammable Uquids and combustiblo

liquids. Clasa + Inflammable solids, substances which Inflammable solide.

are spontaneously combustible or substances

emitting inflammable gases when wet. Class 5-Oxidizing substances and organic Oxidizing materials.

Class Poisonous (toxic) and infectious sub- Poisons:

Extremely dangerous poison, Class A.
Less dangerous poison, Class B.
Tear gas or irritating substances,

Class C.
Class 7-Radioactive materials.---

Radioactive materials. Class Corrosives.-----

Corrosive liquids. Class 5-Miscellaneous dangerous substances.. Hazardous articles.

(b) The classifications in column 1 may be used on dangerous cargo mantfests, lists or stowage plans and other shipping documents to describe dangerous articles that are being offered to water carriers for transportation in export trade or that are imported for ultimate delivery within the same port area. (CGFR 66-28, 31 F.R. 8296, June 14, 1966, as amended by CGFR 68–142, 84 F.R. 2084, Feb. 12, 1969) & 146.01-5 Changes in regulations.

Changes in regulations usually result from the development of new information, altered conditions, improvement in manufacture, or modernized commercial practices. Proposals for changes will be considered by the Commandant of the Coast Guard on his own motion or upon & request submitted by any carrier interest, by industry, or other interested party. (Order 74, 6 F.R. 264. Jan. 11, 1941, as amended by CGFR 47-36, 12 FR. 4184, June 27, 1947) & 146.01-6 Provision for notice and

public hearing. Additions, alterations, amendments or repeals of any of the regulations in this subchapter except in an emergency, shall be published and public hearings with respect thereto Bhall be held on such now tice as the Commandant of the Coast Guard deems advisable under the circumstances. Any additions, alterations,

amendments or repeals shall, unless &
shorter time is authorized by the Com-
mandant of the Coast Guard take effect
90 days after their promulgation,
[Order 74, 8 F.R. 254, Jan. 11, 1941, as
amended by CGFR 47–35, 12 F.R. 4184, June
27, 1947)
$ 146.01–7 Inflammable or combusti.

ble liquids in bulk.
Nothing in the regulations in this part
shall be construed as affecting the trans-
portation of inflammable or combustible
liquids in bulk, such transportation being
governed by the regulations promulgated
under the provisions of section 4417a of
the Revised Statutes, as amended (49
Stat. 1889, sec. 3, 54 Stat. 1028; 46 U.S.C.
8 146.01-8 Effective date of regulations.

The regulations in this subchapter became effective on and after April 9, 1941. (CGFR 63-26, 18 F.R. 6206, Sept. 1, 1958) $ 146.01-9 Supersedes existing rulings.

All rulings in existence on the effective date of the regulations in this part regarding transportation, packing, marking, labeling or storage, as cargo, of explosives or other dangerous articles or substances, and combustible liquids, on board vessels as promulgated by the office of the Director of the Bureau of Marine Inspection and Navigation are super

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