§ 84.195   Breathing tubes; minimum requirements. 26505–2888. (8) The total amount of unretained mist in the samples taken during testing, weighed as cellulose nitrate, shall not exceed 5 milligrams for an air-purifying respirator, 28 milligrams for a powered air-purifying respirator with tight-fitting facepiece, and 41 milligrams for a powered air-purifying respirator with loose-fitting hood or helmet. A hose mask respirator, for entry into and escape from atmospheres not immediately dangerous to life or health, which consists of a strong large-diameter hose with low resistance to airflow through which the user draws inspired air by means of his lungs alone, a harness to which the hose is attached, and a tight-fitting facepiece. The air-supply hose with air regulating valve or orifice shall permit a flow of not less than 115 liters (4 cubic feet) per minute to tight-fitting and 170 liters (6 cubic feet) per minute to loose- fitting respiratory-inlet coverings through the maximum length of hose for which approval is granted and at the minimum specified air-supply pressure. (c) The test suspension in the chamber will not be less than 50 nor more than 60 milligrams of flint (99+ percent free silica) per cubic meter of air. (4) Shutoff of airflow due to kinking, or from chin or arm pressure. (i) The minimum efficiency for each of the 20 filters shall be determined and recorded and be equal to or greater than the filter efficiency criterion listed for each level as follows: (5) The equilibrated canisters will be resealed, kept in an upright position at room temperature, and tested within 18 hours. Print ShareThis. (d) The air within the bag(s) shall not contain more than 100 parts per million of gasoline vapor at the end of the test. (b) The wearer will manipulate the devices controlling the supply of breathing gas to the advantage of the apparatus. § 84.1100   Scope and effective dates. § 84.203   Breathing resistance test; minimum requirements. (e) Where a respirator fails to meet the requirements for approval set forth in this part, all respirators and components delivered in accordance with this section may be returned to the applicant at his own expense, upon written request within 30 days after notice of disapproval. (3 miles) per hour................. ........ 1 1 1 2 2 2 ........ ........ ........Pulls 20 kg. (b) Valves shall be designed or positioned to prevent accidental opening and closing, and damage from external forces. Copies may be inspected at the NIOSH, Certification and Quality Assurance Branch, 1095 Willowdale Road, Morgantown, WV 26505–2888, or at the National Archives and Records Administration (NARA). (b) The service time obtained on man test No. (6) Air-purifying respirators, with replaceable filters, designed as respiratory protection against asbestos-containing dusts and mists. (1) By providing more than one facepiece size; or § 84.143   Terminal fittings or chambers; Type B supplied-air respirators; minimum requirements. top (2) Control of engineering drawings, documentations, and changes; (a) Dust, fume, and mist respirators, including all completely assembled respirators designed for use as respiratory protection during entry into and escape from atmospheres which contain adequate oxygen to support life and hazardous particulates, are described as follows: (1) Air-purifying respirators, either with replaceable or reusable filters, designed as respiratory protection against dusts: (i) Having an air contamination level not less than 0.05 milligram per cubic meter of air, including but not limited to coal, arsenic, cadmium, chromium, lead, and manganese; or. (b) Only changes or modifications of non-powered air-purifying respirators with particulate filters approved under the provisions of subparts I, K, L, or M of 30 CFR part 11 or paragraph (a) of this section and deemed necessary by NIOSH to ensure the health and safety of the wearer will be approved until July 10, 1998 and will have a 30 CFR part 11 approval label. (4) N99 filters shall be labeled “N99 Particulate Filter (99% filter efficiency level)” and shall be a color other than magenta. (n) Gas means an aeriform fluid which is in a gaseous state at ordinary temperature and pressure. (b) The pressure at the inlet of the hose connection shall not exceed 863 kN/m.2 (125 pounds per square inch gage). (b) NIOSH and MSHA shall jointly determine appropriate recall and retrofit remedies for field complaints or identified deficiencies involving any respirators used in the mining environment. § 84.134   Respirator containers; minimum requirements. top § 84.112   Canisters and cartridges in parallel; resistance requirements. (c) The inhalation resistance of closed-circuit apparatus shall not exceed the difference between exhalation resistance (§84.91(e)) and 10 cm. (e) The oxygen content of the gas supplied to the wearer by the apparatus will be continuously measured. (e) Appeals. (2) Continuous airflow through the respirator will be 32 liters per minute for front-mounted, back-mounted, and chin-style gas mask pesticide respirators and chemical cartridge pesticide respirators, and not less than 115 (4 cubic feet) liters per minute to tight-fitting facepieces and 170 liters (6 cubic feet) per minute to loose-fitting hoods and helmets of powered air-purifying respirators. if (yr!=2005-06) P99, R99 and N99: Efficiency ≥99% (b) The color and markings of all canisters and cartridges or labels shall conform with the requirements of the American National Standards Institute, American National Standard for Identification of Air-Purifying Respirator Canisters and Cartridges, ANSI K13.1–1973. (b) DOP means a homogenous liquid aerosol, having a particle diameter of 0.3 micrometer, which is generated by vaporization and condensation of dioctyl phthalate. § 84.134   Respirator containers; minimum requirements. (c) The Institute may, upon written request by the applicant, provide drawings and descriptions of its test equipment and otherwise assist the applicant in establishing a test laboratory or securing the services of a testing agency. (c) Time during the test period will be divided as follows: (2) Chin-style gas mask; (a) Resistance to inhalation airflow will be measured in the facepiece or mouthpiece while the apparatus is operated by a breathing machine as described in §84.88. (8) The total amount of unretained mist in the samples taken during testing, weighed as ash, shall not exceed 1.5 milligrams for any air-purifying respirator, 8.3 milligrams for a powered air-purifying respirator with tight-fitting facepiece, and 12.3 milligrams for a powered air-purifying respirator with loose-fitting hood or helmet. top water-column height while in a normal operating position. (a) Restriction of free head movement; No Type B supplied-air respirator shall be approved for use with a blower or with connection to an air supply device at positive pressures. (1 inch) of water-column height at a flow rate of 85 liters (3 cubic feet) per minute when the blower is not operating or under any practical condition of blower operation. (a) The respirator will be modified in such a manner that all of the air that normally would be inhaled through the inhalation port(s) is drawn through an efficient activated charcoal-filled canister, or cartridge(s), without interference with the face-contacting portion of the facepiece. § 84.60   Construction and performance requirements; general. (c) The test suspension in the test chamber will not be less than 15 nor more than 20 milligrams of freshly generated lead-oxide fume, calculated as lead (Pb), per cubic meter of air. 301; 42 U.S.C. Tables to Subpart L of Part 84 (5) Air-purifying respirators, with replaceable filters, designed as respiratory protection against radon daughters, and radon daughters attached to dusts, fumes, and mists. top (3) Each wearer will remain in the chamber for 8 minutes while performing the following activities: § 84.155   Airflow resistance test; Type C supplied-air respirator, continuous flow class and Type CE supplied-air respirator; minimum requirements. (3) A sedentary breathing machine cam will be used. (f) Half-mask facepieces shall not interfere with the fit of common industrial safety corrective spectacles. (e) Type “C” supplied-air respirators. (b) Containers for gas masks shall be designed and constructed to permit easy removal of the mask. The other end of the hose will be pulled tangentially to the loop and in the plane of the loop until the hose straightens. (a) All examinations, inspections, and tests conducted pursuant to subparts H through L of this part will be under the sole direction and control of the Institute. (a) Three non-powered respirators will be tested for a period of 312 minutes each at a continuous airflow rate of 32 liters per minute. 2 picture cord, b. (d) Type “BE” supplied-air respirators. (b) Disturbance of the fit of facepieces and mouthpieces; §262.12 EPA identification … 1, “Sampling Procedures and Tables for Inspection by Variables for Percent Defective,” or an approved equivalent sampling procedure, or an approved combination of sampling procedures. § 84.1132   Breathing tubes; minimum requirements. Subpart B—Application for Approval § 84.10 Application procedures. 52.137 Contents of applications; technical information. For information on the availability of this material at NARA, call 202–741–6030, or go to: http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_locations.php. At the specified temperature, the apparatus shall meet all the requirements described in paragraph (e) of this section. § 84.124   Facepiece tests; minimum requirements. (a) Elapsed time indicators shall be provided for apparatus with a chemical oxygen source, except: 60 FR 30355, June 8, 1995, unless otherwise noted. 1590). § 84.163   Man test for gases and vapors; Type C supplied-air respirators, demand and pressure-demand classes; test requirements. Copies of GGG-M-125d may be obtained from the NIOSH, Certification and Quality Assurance Branch, 1095 Willowdale Road, Morgantown, WV 26505–2888. (d) Approval of powered air-purifying respirators will be issued under this subpart. § 84.1151   DOP filter test; respirators designed as respiratory protection against dusts, fumes, and mists having an air contamination level less than 0.05 milligram per cubic meter and against radionuclides; minimum requirements. top (e) The quality control inspection test method to be used by the applicant or his agent for each characteristic required to be tested shall be described in detail. If an air-regulating valve is provided, it shall be so designed that it will remain at a specific adjustment, which will not be affected by the ordinary movement of the wearer. top (a) Three non-powered respirators with single-use filters will be tested for periods of 90 minutes each at a continuous airflow rate of 32 liters per minute. (e) Facepieces shall be designed to prevent eyepiece fogging. (b) All eyepieces shall be designed and constructed to be impact and penetration resistant. Each filter shall be challenged with a concentration not exceeding 200 mg/m3 . Subpart C—Fees (i)(1) Apparatus using compressed breathing gas, except apparatus classified for escape only, shall be equipped with gages visible to the wearer which indicate the remaining gas content in the container. (5) Breathing tube. These respirators are not for use against gases or vapors with poor warning properties (except where MSHA or Occupational Safety and Health Administration standards may permit such use for a specific gas or vapor) or those which generate high heats of reaction with sorbent material in the cartridge. § 84.256   Quality control requirements. (b) The maximum allowable resistance requirements for gas masks are as follows: (a) Dry exhalation valves and valve seats will be subjected to a suction of 25 mm. Respirators shall be equipped with a substantial, durable container bearing markings which show the applicant's name, the type and commercial designation of the respirator it contains and all appropriate approval labels. (b) Six persons will each wear the apparatus in the test concentrations specified in paragraph (a) of this section for 2 minutes and none shall detect the odor or taste of the test vapor. (b) The following bench tests are applicable to canisters designed for use with gas masks for entry into and escape from vinyl chloride atmospheres containing adequate oxygen to support life: (1) Four canisters will be equilibrated at 25 ±5 °C by passing 85 ±5 percent relative humidity air through them at 64 liters per minute for six hours. (a) Chemical cartridge respirators including all completely assembled respirators which are designed for use as respiratory protection during entry into or escape from atmospheres not immediately dangerous to life and health, are described according to the specific gases or vapors against which they are designed to provide respiratory protection, as follows: (3) Air-purifying respirators, with replaceable filters, designed as respiratory protection against mists of materials having an air contamination level not less than 0.05 milligram per cubic meter or 2 million particles per cubic foot, e.g., mists produced by spray coating with vitreous enamels, chromic acid mist produced during chromium plating, and other mists of materials whose liquid vehicle does not produce harmful gases or vapors. § 84.150   Air-supply line tests; minimum requirements. top (c) The exhalation resistance of pressure-demand apparatus shall not exceed the static pressure in the facepiece by more than 51 mm. 300v-1(b); and 42 U.S.C. (1) The concentration of carbon dioxide in inspired gas in open-circuit apparatus will be measured at the mouth while the apparatus mounted on a dummy head is operated by a breathing machine. top (r) Incoming inspection means the activity of receiving, examining, and accepting only those materials and parts whose quality conforms to specification requirements. (2) The pressure-release mechanism shall be set to operate at a pressure not more than 20 percent above the manufacturer's highest specified pressure. (one-half inch) water-column height of pressure above the minimum pressure required to fill the breathing bag, within the breathing resistance requirements for the apparatus. (f) Each item manufactured shall be 100 percent inspected for defects in all critical characteristics and all defective items shall be rejected. Source:  60 FR 30355, June 8, 1995, unless otherwise noted. (b) Containers for gas masks shall be designed and constructed to permit easy removal of the mask. Hose and couplings shall shall not separate or not exhibit any separation fail when tested with or failure when tested a pull of 113 kg. Subpart E—Equal Employment Opportunity Program Guidelines AUTHORITY: Sec. § 84.161   Man test for gases and vapors; Type B and Type BE respirators; test requirements. § 84.1150   Exhalation valve leakage test; minimum requirements. top (1) All canisters submitted for use with front-mounted and back-mounted gas mask pesticide respirators will be tested in an atmospheric concentration of 100 micrograms of dioctyl-phthalate per liter of air at continuous flow rates of 32 and 85 liters per minute for a test period of 5 to 10 seconds. (d) Shutoff of airflow due to kinking, or from chin or arm pressure. 197, as amended. (b) All eyepieces shall be designed and constructed to be impact and penetration resistant. (2) The following work schedule will be performed by each wearer in the test chamber: (i) Two minutes walking, nodding, and shaking head in normal movements; and. § 84.1130   Respirators; description. (a)(1) Type A and Type B supplied-air respirators shall employ one or two flexible breathing tubes of the nonkinking type which extend from the facepiece to a connecting hose coupling attached to the belt or harness. § 84.41 - Quality control plans; contents. An acceptable method for measuring the concentration of carbon dioxide is described in Bureau of Mines Report of Investigations 6865, A Machine-Test Method for Measuring Carbon Dioxide in the Inspired Air of Self-Contained Breathing Apparatus, 1966. 84.11 Contents of application. (e) Where the respirator is assembled with the facepiece and 15 m. (50 feet) of the hose for which it is to be approved, and when connected to one outlet with all other outlets closed and operated at a speed not exceeding 50 revolutions of the crank per minute, the amount of air delivered into the respiratory-inlet covering shall not exceed 150 liters per minute. (2 inches) water-column height. (b) Airflow resistance shall not exceed 38 mm. (c) The exhalation resistance shall not exceed 25 mm. (f) Auxiliary low-temperature parts which are commercially available to the user may be used on the apparatus to meet the requirements described in paragraph (e) of this section. \2\ (or equivalent)........Walks at 4.8 km. § 84.72   Breathing tubes; minimum requirements. (e) Respirators having electrical or electronic components that are required to be permissible under chapter I of title 30 shall be tested in accordance with 30 CFR part 18. The blower is then permitted to assume constant speed, and then as the first mark on the wire leaves the drum, a stopwatch is started. (d) Mouthpieces, hoods, helmets, and facepieces, except those employed in single-use respirators, shall be constructed of materials which will withstand repeated disinfection as recommended by the applicant in his instructions for use of the device. (5) R99 filters shall be labeled “R99 Particulate Filter (99% filter efficiency level)” and shall be a color other than magenta. § 84.162   Man test for gases and vapors; Type C respirators, continuous-flow class and Type CE supplied-air respirators; test requirements. 72.42 Phase I extension plans. 577a, 651 et seq., and 657(g); 30 U.S.C. top 1 for 1-hour apparatus twice (i.e., two one-hour tests). (c) The Institute shall not disclose, except to the applicant or as required by statute or regulation, any data, findings, or other information with respect to any respirator for which a notice of disapproval is issued. If no such request is made, the respirators will be disposed of by the Institute in such manner as it deems appropriate. § 84.172   Breathing tubes; minimum requirements. top A gas mask designed for use during escape only from hazardous atmospheres which consists of a facepiece or mouthpiece, a canister, and associated connections. If no such request is made, the respirators will be disposed of by the Institute in such manner as it deems appropriate. Federal Specification, Mask, Air Line: and Respirator, Air Filtering, Industrial, GGG-M-125d, October 11, 1965 with interim amendment-1, July 30, 1969, is an example of an appropriate standard for determining impact and penetration resistance. § 84.76   Facepieces; eyepieces; minimum requirements. (3) The hose shall be firmly attached to the harness so as to withstand a pull of 113 kg. (c) Interference with the wearer's activities; and (d) Where it is determined after receipt of an application that additional requirements will be required for approval, the Institute will notify the applicant in writing of these additional requirements, and necessary examinations, inspections, or tests, stating generally the reasons for such requirements, examinations, inspections, or tests. § 84.117   Gas mask containers; minimum requirements. Subpart I—Gas Masks (a) Elapsed time indicators shall be provided for apparatus with a chemical oxygen source, except: (2) Liquefied breathing gas apparatus equipped with gages visible to the wearer which indicate the remaining liquid content in the container. § 84.30   Certificates of approval; scope of approval. (a) Facepieces shall be designed and constructed to provide adequate vision which is not distorted by the eyepiece. (b) Gas masks containing filters for protection against dusts, fumes, mists, and smokes in combination with gases, vapors, or gases and vapors. (d) One sample of inspiration will be taken in the case of 3-, 5-, and 10-minute apparatus. Dust, fume, and mist respirators and the individual components of each such device shall, as appropriate, meet the requirements for performance and protection specified in the tests described in §§84.1141 through 84.1152 and prescribed in Tables 12 and 13. (6) Flexible breathing tube; and § 84.51   Entry and escape, or escape only; classification. (c) The odor of isoamyl-acetate shall not be detected by the wearers of the modified respirator while in the test atmosphere. top (i) Demand-type apparatus. (3) Designed and constructed to prevent inward leakage of contaminated air. for 6 hours. (80 ±5 °F.). § 84.66   Withdrawal of applications; refund of fees. As used in this subpart, the following definitions apply: Adverse event means an untoward, undesirable, and usually unanticipated event that causes death or serious injury, or the risk thereof. (b) Disturbance of the fit of facepieces, mouthpieces, hoods, or helmets; The applicant's instructions shall be followed for each cleaning. (3 miles) per hour........... 3 5 3 4 8 12 18Sampling and readings......................... ........ ........ 2 2 2 2 2Walks at 4.8 km. § 84.206   Particulate tests; respirators with filters; minimum requirements; general. top This part establishes uniform administrative rules for Federal grants and cooperative agreements and subawards to State, local and Indian tribal governments. (t) Institute means the National Institute for Occupational Safety and Health, Department of Health and Human Services. Maximum Resistance [mm. (b) Mouthpieces shall be equipped, where applicable, with adjustable and replaceable harnesses designed and constructed to hold the mouthpiece in place. § 84.173   Harnesses; installation and construction; minimum requirements. (a) Each quality control plan shall contain provisions for the management of quality, including: (1) Requirements for the production of quality data and the use of quality control records; (2) Control of engineering drawings, documentations, and changes; (3) Control and calibration of measuring and test equipment; (4) Control of purchased material to include incoming inspection; (5) Lot identification, control of processes, manufacturing, fabrication, and assembly work conducted in the applicant's plant; (6) Audit of final inspection of the completed product; and. (f) Half-mask facepieces shall not interfere with the fit of common industrial safety corrective spectacles. (a) Blowers shall be designed and constructed to deliver an adequate amount of air to the wearer with either direction of rotation, unless constructed to permit rotation in one direction only, and to permit the free entrance of air to the hose when the blower is not operated. The Institute reserves the right to revoke, for cause, any certificate of approval issued pursuant to the provisions of this part.

42 cfr part 84 subpart e

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