[Code of Federal Regulations]

[Title 49, Volume 2]

[Revised as of October 1, 2005]

From the U.S. Government Printing Office via GPO Access

[CITE: 49CFR173.2]



[Page 419-420]

 

                        TITLE 49--TRANSPORTATION

 

   CHAPTER I--PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION, 

                      DEPARTMENT OF TRANSPORTATION

 

PART 173_SHIPPERS_GENERAL REQUIREMENTS FOR SHIPMENTS AND PACKAGINGS

--Table of Contents

 

                            Subpart A_General

 

Sec. 173.2  Hazardous materials classes and index to hazard class 

definitions.



    The hazard class of a hazardous material is indicated either by its 

class (or division) number, its class name, or by the letters ``ORM-D''. 

The following table lists class numbers, division numbers, class or 

division names and those sections of this subchapter which contain 

definitions for classifying hazardous materials, including forbidden 

materials.



------------------------------------------------------------------------

                                                                49 CFR

                   Division                                   reference

   Class No.       No. (if      Name of class or division        for

                     any)                                    definitions

------------------------------------------------------------------------

None             ...........  Forbidden materials..........       173.21

None             ...........  Forbidden explosives.........       173.54

1                        1.1  Explosives (with a mass             173.50

                               explosion hazard).

1                        1.2  Explosives (with a projection       173.50

                               hazard).

1                        1.3  Explosives (with                    173.50

                               predominately a fire hazard).

1                        1.4  Explosives (with no                 173.50

                               significant blast hazard).

1                        1.5  Very insensitive explosives;        173.50

                               blasting agents.

1                        1.6  Extremely insensitive               173.50

                               detonating substances.

2                        2.1  Flammable gas................      173.115

2                        2.2  Non-flammable compressed gas.      173.115

2                        2.3  Poisonous gas................      173.115

3                ...........  Flammable and combustible          173.120

                               liquid.

4                        4.1  Flammable solid..............      173.124

4                        4.2  Spontaneously combustible          173.124

                               material.

4                        4.3  Dangerous when wet material..      173.124

5                        5.1  Oxidizer.....................      173.127

5                        5.2  Organic peroxide.............      173.128

6                        6.1  Poisonous materials..........      173.132



[[Page 420]]





6                        6.2  Infectious substance               173.134

                               (Etiologic agent).

7                ...........  Radioactive material.........      173.403

8                ...........  Corrosive material...........      173.136

9                ...........  Miscellaneous hazardous            173.140

                               material.

None             ...........  Other regulated material: ORM-     173.144

                               D.

------------------------------------------------------------------------





[Amdt. 173-224, 55 FR 52606, Dec. 21, 1990, as amended at 57 FR 45460, 

Oct. 1, 1992; Amdt. 173-234, 58 FR 51531, Oct. 1, 1993]