Hazardous Substance

DOE-HDBK-1188-2006

172.101 of this subchapter, and materials that meet the defining criteria for hazard classes and

divisions in part 173 of this subchapter. [49 CFR 171.8]

279.

HAZARDOUS SUBSTANCE:

U.S. DEPARTMENT OF TRANSPORTATION HAZARDOUS MATERIALS (See 49

CFR 171.8 and 172.101). A substance or material, including a hazardous substance which has

been determined by the Secretary of Transportation to be capable of posing an unreasonable

risk to health, safety, and property when transported in commerce, and which has been so

designated.

U.S. ENVIRONMENTAL PROTECTION AGENCY (EPA) HAZARDOUS

SUBSTANCES (See 40 CFR 302 and 40 CFR 117). For purposes of transportation, see 49

CFR 171.8 and 172.101.

EPA HAZARDOUS WASTES (See 40 CFR 261 and 40 CFR 262). Any material that is

subject to the Hazardous Waste Manifest Requirements of EPA specified in 40 CFR 261. For

purposes of transportation, see 49 CFR 171.8.

U.S. OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION HAZARDOUS

CHEMICAL (See 29 CFR 1910.1000 and 29 CFR 1910.1200). Any chemical which is a

physical hazard or a health hazard.

SUPERFUND AMENDMENTS AND REAUTHORIZATION ACT EXTREMELY

HAZARDOUS SUBSTANCES (See 40 CFR 355). These are not defined, but appear on a

list in Appendix A and B of 40 CFR 355. [DOE O 5000.3B] [EH62dd1]

280.

HAZARDOUS WASTE. A solid waste, or combination of solid wastes, which because of its

quantity, concentration, or physical, chemical, or infectious characteristics may--

A. cause, or significantly contribute to an increase in mortality or an increase in serious

irreversible, or incapacitating reversible, illness; or

B. pose a substantial present or potential hazard to human health or the environment when

improperly treated, stored, transported, or disposed or, or otherwise managed.

[Pub Law 98-616]

HAZMAT EMPLOYEE. A person who is employed by a hazmat employer and who in the

281.

course of employment directly affects hazardous materials transportation safety. This term