Document RM70xQv7KQK9zzaJy22dnrdk

RULES AND REGULATIONS 23543 Team 0-2 air, as determined by the method pre scribed in paragraph (elofthlsiectton. Mltwill a-honr time wsighted innti Acceptable calling eonctntratloa Affiptltltl puk |bOTI the acceptable celling eonceotra- tkra tor rat-hoar shift. Concentration Mailman dotation >.c) Method* of compliance--ll) En gineering methods. ) engineering con trol*. Engineering: controls, such as. but not. limited to. iMla&bn.enct06ure, ex haust ventilation,and dustcdllection, Batumi(Z37.4-18M)...__...........10 p.pjn...__ ~ 28p.pjn............ SO p.pjn..............10 minutes. BWTlUmn and baryUlum compounds 2jwJM*..___... --..... MitJM*........ 60 minutes. (M7.29-M70). ------------ --------------------------- Owlmtum feme (237.6-UIT0)....... ...............0.1mg./M>______ *mc7M....................--.. Cartmlom dnst (ZJ7-5-187C)..--______ ... 0.2mg./M<_---- 0.6 n|-/M`-- Carbon dlsolflde (2S73-IS6S).... 20 p.pjn...____ 10 P-P-tnlOOp.pjn....... Do. - - Carbontetrachloride(Z37.17-I967)_______ 10p.pjn...___ _ 2ip.p3uZ...... 200 p.pjn--....- 8 minutes In any 4 houn. Kthyleaadlbromida(2J7JI-W70)-------..... 20 p.pjn........ . 80 p.pjn..------- Mp.pm.....___6 minutes. Ethylsns dlchloride (ZJ7.21-1PM)--...... 60 p.pjn........ lOOp.pjn---- 200p.pjn....,,. 6 minutes in ooy (boon. Formaldehyde (Z37JO-1967)--..... * p.pjn.,,.................. 8 p.pjn--...... 10 p.pjn..............*0 minutes. Hydrogen fluoride(237.28-1969) .......... ..........do-------........------- --- --....------ --- ___ naoridt u doit (217JS-1869) ...................2.5 mg./M1.---------....... ------ ....____ --......... Load and tta Inorganiccomponnd* (2*7.11- 0.2mg./M>-- ------------.....--------- ......---------- may. Methyl ebloride (Z37J8-1969)......................lOOp.pjn......... 200 p.pjn............. lOOp.pjn............5 minutes tn any! boon. Methylene chloride (Z87J-1909).................. lOOp.pjn........ 1,000 p.pjn........... 2,000 p.pjn........5 minutes in any 2 boon. Oxano (alkyl) mercury (2X730-1000)........ 0.01 mg./M ... 0.0t mg_/M........... .......................... Styrana (ZX7.15-1000)................................. lOOp.pjn......... 200p.pjn............. 000p.pjn.......... 5mlnntasIn any 1 boon. Tliebloroatbylan* (2*7.10-1007)........................ .do..... ...............do._............... lOOp.pjn. 5 minutes in any 2 boon. Tetnefakroelbylene (2*732-1007)........................do--................ do.,,............do..,, 6 minutes In any* boon. Tolnene (2*7.12-1007).................................... 200 p.pjn........ 100 p.pjn................ 600 p.pjn. 10 mlnntes. Hydrogen sulfide (2373-1000)................................................. 20 p.pjn................ 60 p.pjn.- 10 minutes once only U no other measur able exposure occurs. Memory (237.6-1971)................................................................ 1 m*710M i. Chromic: Iad.d...a..n..d...c..h..r.o..m..a..t.e..s...(237.7-1' 071)......................................do shall be used to meet the exposure limn* prescribed; In paragraph <b> of this section.^ft. Oil Local exhaust ventilation, (a) local exhaust ventilation anddust col- lection systems shall be designed, constructed, installed. and maintained in accordance with the American National Standard Fundamentals Governing the Design and Operation of Locai Exhaust Systems, ANSI Z9.3-1971, which is in corporated by reference herein. (b> See l 1910.6 concernlng the avail ability of ANSI Z9.2-197I, and the maintenance of a historic file in connec tion therewith. The address of the Amer ican National Standards Institute Is given in 1 1910.100. 'v , Oil) Particular tods. All hand-op erated and power-operated tools which may produce or release asbestos fibers In excess of the exposure Ihztits pre scribed in paragraph, (b) of this section, such as, but not limited to, saws, scorers, abrasive wheels, and drills, shall be pro vided with local exhaust ventilation sys Tiblx 0-1--MnixaiL Dusts Bubetanoe Mppcf Mg/Mi 4.rodrn*mic diameter (unit demur apbero) Percent passing selector . tems in accordance with subdivision 01) of this subparagraph. Insofar as practicable, asbestos shall be 8111m: Crystalline: Quern (respirable). 290 ' tOmg/M> %SlOt+5 %SIO+2 Quern (total dust).................................. *0mg/M< Crisiobellte: Use H the Telue calculated (rom the count or mam lonnulee lor quart*. Tndymite: Dee M the aaiue calculated (rom tbe (ormulse (or quaru amorphous. Including natural dietomacrous earth................. %8iOt+2 20 oOmg/M1 2 20 2.5 75 as 50 5.0 25 io 0 The measurements tinder this note refer to the use of an AEC Instrument. U the respirable fraction of coal dust Is determined with a MBS the figure corresponding to that of 2.4 Mg/M> in the table for coal dust is 4i Mg/M1 JL910.93a Aabettoa- (a) fOefinitton*. For tbe purpose of this section, (1) "Asbestos" includes chiysotile. amoslte, croddolite, tremo- handled, mixed, applied, removed, cut. scored, or otherwise worked in 'a wet state sufficient to prevent the emission of airborne fibers in excess of the ex posure limits prescribed In paragraph <b> of this section, unig the usefulness of the product would be HrnitiihH thereby. (li) Particular products and opera tions. No asbestos cement, mortar, coat ing. grout, plaster, or similar material containing asbestos shall be removed from bags, cartons, dr other containers %iioI lite, anthophylllte. and actlnollte. in which they are shipped, without being Silicates (leas than 1% crys talline silica): Mica...................................... Soapstone..................................... Tele (non-asbestos-form)... 20 20 20* Talc (fibrous). Dee asbestos limit.................................. Tremolite (tee talc, fibrous) Portland cement.............. 0reunite (natural).................. 60 16 Coal dust (respirable fraction leas than 0% SlOtl.................................. 1.4mg/M> or For more than 8% 810i............................... lOmg/M1 %SIOH-2 Inert or Nuisance Dust: Respirable traction...................... 16 6fflgfM> Total dust__ .............. 60 tfmg/M1 Non: Conrerslcn factors-- mppcfXMJ-million particles per cubic meter Mrtlclw per cx. Millions o/portictes per cubic foot of air, based on Implscer samples counted by Ugbt-fleld tecbaics. f Tbt percentage of crystalline silica in the formula b tbe amount determined from airbome samples, ex cept In those Instances in irhich other methods have been shown to be applicable. i As determined by the membrane filter method at tfOxpbase contrast magnification. Both concentration and percent quarts for the appli cation of this limit are to be determined from the fraction passing a rise-selector with the following characteristics: Containing < 1% quaru; if > 1% quaru, use quartz limit. (2) ''Asbestos""fibers" means asbestos fibers longer than 6 micrometers. (b)^MsMHRRHS^pnsur to airborne concentrations o/ asbestos fibers--(1) Standard effective July 7, 1972. Tbe 8-hour time-weighted average airborne concentrations of asbestos fibers to which any employee may be exposed shall not exceed five fibers, longer than 5 micrometers, per cubic centimeter of air, as determined by the method pre scribed in paragraph (e) of this section. (2)<JSUc*deMmffmi***JnlV 1. 1976. The 8-hour time-weighted average air borne concentrations of asbestos fibers to which any employee may be exposed shall not exceed two fibers, longer than S micrometers, per cubic centimeter of air, as determined by the method pre scribed in paragraph (e) of this section. (3) Ceiling 'concentration. No em ployee shall be exposed at any time to airborne concentrations of asbestos fibers in excess of 10 fibers, longer than 5 micrometers, per cubic centimeter of either wetted, or enclosed, or ventilated so as to prevent effectively the release of airborne asbestos fibers in excess of the limits prescribed in paragraph (b) of this section. XWSprvgtng.demattUan.or removal. Employees engaged in the spraying of asbestos, the removal, or demolition of pipes, structures, or equipment covered or insulated with asbestos, and in the removal or demolition of asbestos in sulation or coverings shall be provided with respiratory equipment in accord ance with paragraph (d) (2) (ill) of this section and with special clothing in ac cordance with paragraph (d) (3) of this section^ (d)^BeK*onal -protective egutpment-- (1) Compliance with the exposure limits prescribed by paragraph (b) of this sec tion may not be achieved by the use of respirators or shift rotation of em ployees, except: (1) During the time period necessary to install the engineering controls and to Institute the work practices required by paragraph (c) of this section; EEOERAL REGISTER, VOL. 39, NO. 125--THURSDAY. JUNE 27, 1974 b 2.- upgrade exfaS'uft ( ^ a(b c 003267 LAM022926 23544 RULES AND REGULATIONS (il) In work situations In which the (c> No employee shall be assigned to (2) Personal monitoring--il) Sam methods prescribed In parograph(c) of tasks requiring the use of resplrators if, ples shall: be collected from within the this section are either technically not based upon his most recent examination, breathing zone of the employees, on feasible or feasible to an extent insuffi ah examining physician determines that membrane filters of 0.8 micrometer po cient to reduce the airborne concentra the employee will be unable to function rosity ;mbunted;ii^im\ppenrface -.-filter, tions of asbesioeflbersbelow the limits normally wearing a respirator, or that hoider.-i:Sampljshsdl7:be\taken::,fbf/,the:- prescribed by: paragraph (b) of this the safety or health of the employee or determination of-7\the,: - 8-Hour,!Xtitoe- - section; or other employees willbelmpaired by his weighted-; .average ^airborne*; concentre-:- (ill) In emergencies. use of a respirator. Such employee shall tions and of the celling concentrations of Civ) Where both respirators and per be rotated to another job or given the sonnel rotation are allowed by subdivi opportunity to transfer to a different po sions (1), til). or (111) of this subpara sition whose duties he is able to perform graph, and both are practicable, person with the same employer, in the same geo nel rotation shall be preferred and used. > graphical areaandwitbthe samesenior- (2) Where a respirator Is permitted by subparagraph. (1>, of .this paragraphs It shall be selected from among those ap ity, status. ahd rate of pay he had just prior to such transfer. if such a different positiroiaaTO^We^^^ , - - proved by the Bureau of Mines, Depart ment of the Interior, or the National In stitute for Occupational Safety and Health. Department of Health. Educa tion, and Welfare, under the provisions of 30 CFR Part 11 (37 PH. 6244. Mar. 25, 1972), and shall be used in accordance with subdivisions <i)(ii), (111). and (iv> of this subparagraph. shall provide, and require the use of. special clothing, such as coveralls or similar wholebody clothing, head coverings, gloves, and foot coverings for ;any em ployee exposed to airborne concentra tions of asbestos fibers, which exceed the celling level prescribed in paragraph (b> Of this sections' (4) Change rooms: (i) At any fixed asbestos fibers. .v) (ii) Sampling frequency and patterns. After the initial determinations required bysubparagrapti(l)-ef-thls paragraph, samples shall be of such frequency and pattern as to represent with reasonable: accuracy the levels of exposure of em ployees. ln^'duK:d^'Ul'uidipitiig be done at intervals"gnter than 6 months for employees whoseexposure to asbestos may reasonably, be foreseen to exceed the limits prescribed by paragraph (b> of thissection. . (3) Environmental monitoring--H) samples shall be collected from areas of. a work environment which arerepresent- atlve of the alrbome concentrations of asbestos fibers which may reach the; ble or single use air purifying respirator." or a respirator described in subdivision (ii) or (iii) of this subparagraph, shall be used to reduce the concentrations of airborne asbestos fibers in the respirator below the exposure limits prescribed in paragraph (b) of this section, when the ceiling or the 8-hour time-weighted aver age airborne concentrations of asbestos fibers are reasonably expected to exceed no more than 10 times those limits. (il) Powered air purifying respirators. A full facepiece powered air purifying respirator, or a powered air purifying respirator, or a respirator described in subdivision (iii) of this subparagraph, shall be Used to reduce the concentra tions of airborne asbestos fibers in the respirator below the exposure limits pre scribed in paragraph (b) of this section, when the ceiling or the 8-hour timeweighted average concentrations of asbestos' fibers are reasonably expected to exceed 10 times, but not 100 times, those limits. (iii) Type "C" supplied-air respirators, continuous flow or pressure-demand class. A type "C" continuous flow or pres sure-demand. supplied-air respirator shall be used to reduce the concentra tions of airborne asbestos fibers in the respirator below the exposure limits pre scribed in paragraph (b) of this section, when the ceiling or the 8-hour timeweighted average airborne concentra tions of asbestos fibers are reasonably expected to exceed 100 times those limits. (iv) Establishment of a respirator pro gram. (a) The employer shall establish placeof employment exposed to airborne: concentrations'of asbestos fibers in ex cess of the exposure limits prescribed in paragraph (b) of thissection, the em ployer shall provide change rooms for employees working regularly at the place. (ii) Clothes lockers: The employer shall provide two separate lockers or con tainers for each employee, so separated or isolated as to prevent contamination of the employee's street clothes from his work clothes. (iii) Laundering: (a) Laundering of asbestos contaminated clothing shall be done so as to prevent the release of air borne asbestos fibers in excess of the ex posure limits prescribed in paragraph (b> of this section. (b) Any employer who gives asbestoscontaminated clothing to another person for laundering shall inform such person of the requirement in (a) of this subdi vision to effectively prevent the release of airborne asbestos fibers in excess of the exposure limits prescribed in para graph (b) of this section. (c) Contaminated clothing shall be transported in sealed impermeable bags, or other closed, impermeable containers, and labeled in accordance with para graph (g) of this section,,.... . (e) Method of measurement. All de terminations of airborne concentrations of asbestos fibers shall be made by the membrane filter method at 400-450 x (magnification) (4 millimeter objective) with phase contrast illumination. (f) Monitoring--(1) Initial determi nations. Within 6 months of the publi breathing*ioneJ`of employees. Samples shall be collected on a membrane filter of 0.8 micrometer porosity mounted in an open-face filter holder. Samples shall be taken for the determination of the 8hour time-weighted average airborne concentrations and of the ceiling con centrations of asbestos fibers. (ii) Sampling frequency and patterns. After the initial determinations required by subparagraph (1) of this paragraph, samples shall be of such frequency and pattern as to represent with reasonable accuracy the levels of exposure of the employees. In no case shall sampling be at^totervms greater than 6 months for employees' whose exposures to asbestos may reasonably be foreseen to exceed the exposure limits prescribed in para graph (b) of this section. (4) Employee observation of monitor ing. Affected employees, .or their rep resentatives, shall be given a reasonable opportunity to observe any monitoring required by this paragraph and shall have access to the records thereof. (g) Caution signs and labels. (1) Cau tion signs, (i) Posting. Caution signs shall be provided and displayed at each location where airborne concentrations of asbestos fibers may be in excess of the exposure limits prescribed in paragraph (b) of this section. Sighs shall be posted at such a distance from such a location so that an employee may read the signs and take necessary protective steps be fore entering the area marked by the signs. Signs shall be posted at all ap proaches to areas containing excessive concentrations of airborne asbestos a respirator program in accordance with the requirements of the American Na tional Standards Practices for Respira tory Protection, ANSI Z88.2-1969. which is incorporated by reference herein. cation of this section, every employer shall cause every place of employment where asbestos fibers are released to be monitored in such a way as to determine whether every employee's exposure to fibers. (ii) Sign specifications. The warning signs required by subdivision (i) of this subparagraph shall conform to the re quirements of 20" x 14" vertical format (b> See 1910.6 concerning the avail asbestos fibers is below the limits pre signs specified in {1910.145(d)(4), and ability of ANSI Z88.2-1969 and the main scribed in paragraph (b) of this sec to this subdivision. The signs shall dis tenance of an historic file, in connection tion. If the limits are exceeded, the em play the following legend in the lower therewith. The address of the American ployer shall immediately undertake a panel, with letter sizes and styles of a National Standards Institute is given in compliance program in accordance with visibility at least equal to that specified i 1910.100. paragraph (c) of this section. in this subdivision. ) '3 FEDERAL REGISTER, VOL. 39, NO. 125--THURSDAY, JUNE 27, 1974 c 003268 LAM022927 RULES AND REGULATIONS 23545 Legend Notation paragraph, which indicates the em to the Assistant Secretary of Labor for AabMto*----------- -- Du*t Hazaiti. __ Avoid Breathing Dust... Wear Assigned Protective X" Bans Sort!, Oothlc or Block. K" Sans Serif. Gothic or Block. 14" Gothic. Oothic. ployee's own exposure to asbestos fibers. (9) Employee notification. Any em ployee found to have been exposed at any time to airborne concentrations of asbes tos fibers in excess id the limits pre scribed in paragraph (b) of this section shall be notified in writing of the expo Occupational Safety and Health, the Director of NIOSH, to authorized physi cians and medical consultants of either of them, and, upon the request of as em ployee or former employee, to his physi cian. Any physician who conducts a medical examinationrequlred by this Equipment. Do Mot Remain In Area Unless Tour Work Re quires It. Breathing Asbestos Dust May Be Hazardous To Tour Health. 14" Gothic. 14 point Gothic. sure as soon as practicable but hot later than S days of the finding. The employee shall also be timely notified of the cor rective action being taken. (j) Medical examinations--IV Gen eral. The employer shall provide or make paragraph shall furnish to'the employer of the examined employee all toe infor mation specifically required by this paragraph, and any other medical in formation related to : occupational' ex posure to asbestos fibers. : ';> . Spacing between lines shall be at least equal to the height of the upper of any two lines. (2> fflnrftow teibcfa--(i> Labeling. Cau available at his cost, medical examina tions relative to exposure to asbestos re quired by this paragraph. (2) Preplacement. The employer shall $ 1910.93b Coal t*r pitch volatiles; in terpretation of term. As used ta g 1910.93 (Table G-l), coal tar pitch volatiles include the fused poly tion labels shall be affixed to all raw materials, mixtures, scrap, waste, debris, and other products containing asbestos fibers, or to their containers, except that no label is required where asbestos fibers have been modified by a bonding agent, provide or make available to each of his employees, within SO calendar days fol lowing his first employment In an occupation exposed; to cirborne con centrations of asbestos fibers, e compre- hensive medical examination, which shall include, as a minimum, a - chest roent cyclic hydrocarbons which volatilize from the distillation residues of coal, petroleum, wood, and other organic mat ter. (Sec. 8(g), 84 Stat. 1900. 29 UAC. 957) [37 FB 24749. Mov. 21.1972] ... coating, binder, or other material so that genogram (posterior-anterior 14 x 17 1910.93c 4-Nitrobiphenyl. during any reasonably foreseeable use, handling, storage, disposal, processing, or transportation, no airborne concentra tions of asbestos fibers in excess of the exposure limits prescribed in paragraph (b) of this section will be released. (ii) Label specifications. The caution labels required by subdivision <i) of this subparagraph shall be printed in letters of sufficient size and contrast as to be readily visible and legible. The label shall state: Cactiom Contains Asbestos Fibers Avoid Cresting Dust Breathing Asbestos Dust May Cause Serious Bodily Harm (h) Housekeeping--(1) Cleaning. All external surfaces in any place of employ ment shall be maintained free of accu mulations of asbestos fibers if, with their dispersion, there would be an excessive concentration. (2) Waste disposal. Asbestos waste, scrap, debris, bags, containers, equip ment, and asbestos-contaminated cloth ing, consigned for disposal, which may produce In any reasonably foreseeable use, handling, storage, processing, dis posal, or transportation airborne concen trations of asbestos fibers in excess of the exposure limits prescribed in paragraph (b) of this section shall be collected and disposed of in sealed impermeable bags, Inches), a history to elicit symptom atology of respiratory disease, and pulmonary function tests to ihclude forced vital capacity (FVC) and forced expiratory volume at 1 second (FEVL.>, (3) Annual examinations. On or be fore January 31, 1973. and at least an nually thereafter, every employer shall provide, or make available, comprehen sive medical examinations to each of his employees engaged in occupations ex posed to airborne concentrations of as bestos fibers. Such annual examination shall Include, as a minimum, a chest roentgenogram (posterior-anterior 14 x 17 Inches), a history to elicit symptom atology of respiratory disease, and pulmonary function tests to include forced vital capacity (FVC) and forced expiratory volume at 1 second (FEVi..) . (4) Termination of employment. The employer shall provide, or make avail able, within 30 calendar days before or after the termination of employment of any employee engaged In an occupation exposed to airborne concentrations of asbestos fibers, a comprehensive medical examination which shall include, as a minimum, a chest roentgenogram (pos terior-anterior 14 x 17 inches), a history to elicit symptomatology of respiratory disease, and pulmonary function tests to include forced vital capacity (FVC) and forced expiratory volume at 1 second (FEV,.,). (a) Scope and application, (l) This section applies to any area in which 4-Nitrobiphenyl. Chemical Abstracts Service Registry Number 92933 is manu factured. processed, repackaged, re leased, handled, or stored, but shall not apply to trans-shipment in sealed con tainers, except for the labeling require ments under paragraphs (e) (2), (3), and (4) of this section. (2) This section shall not apply to solid or liquid mixtures containing less than 0.1 percent by weight or volume of 4-Nitrobiphenyl. (b) Definitions. For the purposes of this section: (1) "Absolute filter" is one capable of retaining 99.97 percent of a mono disperse aerosol of 0.3 pm particles. (2) "Authorized employee" means an employee whose duties require him to be in the regulated area and who has been specifically assigned by the employer. (3> "Clean change room" means a room where employees put on clean clothing and/or protective equipment in an environment free of 4-Nitrobiphenyl. The clean change room shall be con tiguous to and have an entry from a shower roam, when the shower room faculties are otherwise required in this section. (4) "Closed system" means an opera tion Involving 4-Nitrobiphenyl where containment prevents the release of 4- Nltrobiphenyl into regulated areas, non- or other dosed, impermeable containers. UijRecordkeetfing--(X) exposure rec (5) Recent examinations. No medical examination is required of any em regulated areas, or the external environ ment. ords:'Every employer shall maintain rec ployee, if adequate records show that (5) "Decontamination" means the In ords of any personal or environmental monitoring required by this section. Rec ords shall be maintained for a period of the employee has been examined in ac cordance with this paragraph within the past 1-year period. activation of 4-Nitroblphenyl or its safe disposal. (6) "Director" means the Director, at least 3 years and shall be made avail (6) Medical records--(i) Mainte National Institute for Occupational able upon request to the Assistant Secre nance. Employers of employees examined Safety and Health, or any person di tary of Labor for Occupational Safety pursuant to this paragraph shall cause rected by him or the Secretary of Health. and Health, the Director of the National to be maintained complete and accurate Education, and Welfare to act for the Institute for Occupational Safety and records of all such medical examina Director. Health, and to authorized representa tions. Records shall be retained by (7) "Disposal" means the safe re tives of either. employers for at least 20 years. moval of 4-Nitrobiphenyl from the work (2) Employee access. Every employee (11) Access. The contents of the rec environment. * and former employee shall have reason ords of the medical examinations (8) "Emergency" means an unforeseen able access to any record required to be required by this paragraph shall be made circumstance or set of circumstances re maintained by subparagraph (1) of this available, for Inspection and copying. sulting in the release of 4-Nltrobiphenyl FEDERAL REGISTER. VOL. 39, NO. I2S--THURSDAY, JUNE 27, 1974 LAM022928  :.,. r` -r^;: vf^ ,.. LAM022925