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§ 11.4
Title 30—Mineral Resources

(ee) "Respirable dust" means a dust particle aerodynamically capable of reaching the terminal airways of the lung.

(ff) "Respirator" means any device designed to provide the wearer with respiratory protection against inhalation of a hazardous atmosphere.

(gg) "Smoke" means the products of incomplete combustion of organic substances in the form of solid and liquid particles and gaseous products in air, usually of sufficient concentration to perceptibility obscure vision.

(hh) "Testing and Certification Laboratory" means the Testing and Certification Laboratory, National Institute for Occupational Safety and Health, 944 Chestnut Ridge Road, Morgantown, WV 26505.

(ii) "Vapor" means the gaseous state of a substance that is solid or liquid at ordinary temperature and pressure.

[37 FR 6244, Mar. 25, 1972, as amended at 38 FR 6993, Mar. 15, 1973]

§ 11.4 Incorporation by reference.

In accordance with 5 U.S.C. 552(a)(1), the technical publications to which reference is made in this Part 11, and which have been prepared by organizations other than the Bureau or the Institute, are hereby incorporated by reference and made a part hereof. The incorporated technical publications are available for examination at Approval and Testing, Health and Safety Technical Support Center, Bureau of Mines, 4800 Forbes Avenue, Pittsburgh, PA 15213, and at the Testing and Certification Laboratory. In addition, copies of the American National Standards Institute Standard Z88.2—1969, "Practices for Respiratory Protection," are available for examination in every Coal Mine Health and Safety District and Subdistrict Office.

[38 FR 6999, Mar. 15, 1973]

Subpart B—Application for Approval

§ 11.10 Application procedures.

(a) Inspection, examination, and testing leading to the approval of the types of respirators classified in Subpart F of this part shall be undertaken hy the Institute only pursuant to written applications which meet the minimum requirements set forth in this Subpart B.

- (b) Applications shall be submitted to the Testing and Certification Laboratory, and shall be accompanied by a check, bank draft, or money order in the amount specified in Subpart C of this part payable to the order of the National Institute for Occupational Safety and Health.

(c) Except as provided in § 11.64 and in paragraph (e) of this section, the examination, inspection, and testing of all respirators shall be conducted by the Testing and Certification Laboratory.

(d) Applicants, manufacturers, of their representatives may visit or communicate with the Testing and Certification Laboratory in order to discuss the requirements for approval of any respirator or the proposed designs thereof. No charge shall be made for such consultation and no written report shall be issued to applicants, manufacturers, or their representatives by the Institute as a result of such consultation.

(e) Inspection, examination, and testing of electrical components of respirators that are required to be permissible shall be tested in accordance with Part 18 of this chapter, and such components shall be submitted to Approval and Testing, Bureau of Mines, 4800 Forbes Avenue, Pittsburgh, PA 15213.

[38 FR 6993, Mar. 15, 1973]

§ 11.11 Contents of application.

(a) Each application for approval shall contain a complete written description of the respirator for which approval is requested together with drawings and specifications (and lists thereof) showing full details of construction of the respirator and of the materials used, Drawings and specifications (and lists thereof) shall be submitted :n triplicate.

(b) Drawings shall be titled, numbered, and dated; any revision dates shall be shown on the drawings, and the purpose of each revision being sought shall be shown on the drawing or described on an attachment to the drawing to which it applies.

(c) Each application for approval shall contain a proposed plan for quality control which meets the minimum requirements set forth in Subpart E of this part,

(d) Each application shall contain a statement that the respirator has been pretested by the applicant as prescribed in § 11.64, and shall include the results of such tests.

(e) Each application for approval shall contain a statement that the respirator and component parts submitted for approval are either (1) prototypes, or (2) made on regular production tooling, with no operation included which will not be

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