Code of Federal Regulations · Section

§ 84.139 — Head And Neck Protection; Supplied-air Respirators; Minimum Requirements

42 C.F.R. § 84.139

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Type AE, BE, and CE supplied-air respirators shall be designed and constructed to provide protection against impact and abrasion from rebounding abrasive materials to the wearer's head and neck.

42 C.F.R. § 84.138 42 C.F.R. § 84.140

Authorizing Statute

Congressional statement of findings and declaration of purpose and policy
29 U.S.C. § 651
Duties of United States Bureau of Mines
30 U.S.C. § 3