Document M4gNVZdrygXv0yZYgK7jN11Jj
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AIA Health and Safety Publication Recommended Control Procedure No. 9 (RCP9)
PROTECTIVE EQUIPMENT which may be needed in the
Manufacture or Use of Asbestos Products
CONTENTS
1. Definitions 2. Situations where Protective
Equipment may be needed 3. Respiratory Protective Equipment 4. Protective Clothing
Appendix A Approving Authorities Appendix B Specimen Respirator
Record Appendix C Specimen Receipt for
Respiratory Protective Equipment
1. Definitions
1.1 Asbestos dust. This is fine respirable dust of asbestos which if inhaled may cause harmful biological effects.
1.2 Personal Protective Equipment. This consists of a) Respiratory Protective Equipment and b) Protective Clothing.
1.3 Respiratory Protective Equipment. This is personal protective equipment designed to prevent inhalation which may have a harmful effect on the lungs. When used to protect from asbestos dust, the filter included in the equipment must satisfy authorising bodies that it is capable of preventing the passage of asbestos fibres in the specified (dangerous) size range
1.4 Protective Clothing. This is clothing, including head covering, which prevents asbestos dust being deposited on the person's own clothing or body. Such a deposit would expose the protected person to risk of inhalation of asbestos dust after the respiratory protective equipment had been removed.
1.5 Protected Area. An area in which operations are taking place in such a manner that Personal Protective Equipment is required. Such areas should be clearly identified by a warning sign and access prohibited to personnel not equipped with the required protective equipment.
2. Situations Where Protective Equipment May be Needed
2.1 Personal protective equipment, that is, respiratory equipment and protective clothing, is unlikely to be required for protection against asbestos dust under normal conditions of processing, manufacture or use of currently available asbestos products. Protection is best achieved by dust control in manufacture, the use of recommended tools and equipment and the adoption of tested work procedures. However, in situations such as those referred to below, where personal protection is required, the extent to which the recommendations should be applied will depend on the severity and duration of the dust concentration in the working-area.
2.2 For some operations during processing, manufacture or use of asbestos fibre or asbestos-containing materials, asbestos dust may be generated so that emission into the working environment has to be controlled by enclosure, dust extraction or other technical method. In the event of breakdown or during maintenance or cleaning of the equipment, when the dust control is inoperative, personal protective equipment must be worn.
3. Respiratory Protective Equipment
3.1 Various types of equipment are available. As concentrations of dust increase, more sophisticated devices will be required.
3.2 A number of official bodies have established criteria for assessing the suitability of different forms of respiratory protective equipment for use with asbestos dust. These are listed in Appendix A. Details of such equipment can be obtained from these authorities or from member associations of the AIA.
The highest standards of respiratory protection, protective clothing and. cleansing facilities will be required when undertaking work such as stripping or demolition where, for example, low-density insulation materials are involved. If, however, it can be shown that special circumstances prevent.any possibility of exposure in excess of the permitted level, then such protection is not needed.
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3.3 Types of respiratory protective equipment 3.3.1 Face mask -- disposable Single use 3.3.2 Negative pressure (ori-nasal) respirator fitted with replaceable filter. 3.3.3. Positive pressure respirators -- air supplied by pressure (generally battery-powered pump) through the filter. 3.3.4 Supplied air breathing apparatus. (a) Air line -- demand flow (a negative
pressure may exist within the face-piece). (b) Air line -- constant flow. (c) Air line -- pressure demand. (d) Self-contained supply (compressed air) -- for short exposures, not exceeding one hour, 3.4 Criteria for selection of equipment 3.4.1 Equipment for a particular situation should be selected according to the maximum concentration of airborne asbestos dust likely to be encountered and in accordance with the protection factor specified by the approving authority. 3.4.2 The protection factor is the ratio of the airborne concentration of the particulate (in the case of asbestos, as measured by the membrane sampling method -- see AIA RTM 1) to the concentration inside the respirator face-piece. 3.4.3 Some authorities adopt an over all guide for the estimation of efficiency. For example, ori-nasal respirators may be assessed at 95 per cent efficiency; on this basis, for protection against personal exposure to concentrations exceeding 2 f/ml approval would only be given for use in concentrations of asbestos dust up to 40 f/ml.
3.4.4 Comfort in wear is an important criterion especially where the equipment must be worn for some time. One type of face-piece may be more suited to one physiognomy than another It may be desirable, where extended periods of protection are unavoidable, to use positive pressure equipment tor greater comfort, even though the anticipated concentration would not call for that degree of protection.
3.5 All persons required to use respiratory protective equipment must be properly trained in the use, limitations and care of such equipment Refresher training is desirable at regular intervals 3.6 During pre-employment or periodic medical examinations of workpeople any physical abnormality or defect which might inhibit the use of appropriate equipment should be noted, and such persons should not be employed in occupations where the use of such equipment would be required. 3.7 Respiratory protective equipment should be issued for the exclusive personal use of the person to whom it is supplied. 3.8 The equipment must be regularly cleaned and serviced by appropriately trained personnel before re-issue. 3.9 Facilities must be provided tor the storage of protective equipment when not m use. A small dust-proof container (e.g. plastic bag) is recommended for the smaller ori-nasal type of equipment issued on a personal basis. 3.10 It is advisable to keep a record of the training and instruction in the use of personal protective equipment on the personnel records of employees concerned. Such documentary evidence can be most valuable. It is also recommended that a log of the servicing of equipment be maintained. 3.11 Where respiratory protection is used, this fact should be included on the monitoring records of dust exposure of the particular job.
Full protective clothing, including hat or hood, and positive pressure respirator.
4. Protective Clothing 4.1 Generally, when conditions are such that the use of personal respiratory protective equipment is required, suitable protective clothing should also be provided and worn This should be such that asbestos dust is prevented from accumulating on the personal clothing or person of the individual and so becoming inhalable after the respiratory protective equipment is removed .
4.2 Such clothing should not be confused with overalls worn by work people (whether supplied by the employer or not) as a matter of good factory hygiene. Where such industrial clothing is in use (or provided) in an asbestos processing or manufacturing plant, arrangements for changing, storage and cleaning should be kept separate from the arrangements made for clothing used for protection against asbestos dust.
4.3 Types of Clothing.
4.3.1 Disposable clothing. Single-use material must be of adequate tear resistance and should not generate static electricity which would cause asbestos fibres to cling to the material. Provision must be made to dispose of the used clothing without it becoming a secondary source of emission.
4.3.2 Re-usable protective clothing. Overalls made from man-made fibres are usually most suitable since asbestos does not cling to garments made from this type of material. Care should be taken to avoid certain highly inflammable synthetics. Clothing made from specialised materials may be required for certain operations; for example, where oil and grease are present. The one-piece boiler suit, fitting closely at neck, ankle and wrist, is generally most suitable but in some cases a coat or smock may be acceptable. Personal clothing should be completely covered.
4.3.3 Headgear may also be provided and should take the form of a close-fitting cap or hood, and should be of similar material to that used for the overalls, unless for other safety reasons different types of head-gear (e.g. hard hats) are mandatory.
4.3.4 In certain conditions it may be necessary to supply foot covering appropriate to these circumstances.
4.4 If re-usable protective clothing is used, prevision must be made to store the dirty' CiOthing separately from the clean' or street clothing. Separate locker rooms for storage of contaminated clothing are essential.
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4.5 Provision should be made for changing into and out of the protective clothing and respiratory protective equipment, together with adequate provision (such as showers) for personal cleansing. It is also recommended that suitable vacuum cleaning equipment is
ASBESTOS WORKING
NON-ASBESTOS AREA
(Home, Canteen, etc)
111 Vacuum area
K
Clean area
Protective clothing and equipment
Dirty area
Personal clothing
N
, ____ ' Wash area
IGDIGDICDI
__
Suggested lay-out for cloakroom and changing-accommodation.
provided in the 'dirty' section of the changing-area for preliminary de-dusting of the protective clothing prior to removal. De-dusting should on no account be carried out by blowing with compressed air.
4.6 In designing a changing-area care will be required to ensure that the area itself should not become a source of dust exposure because of dust carried in from dusty clothing. Adequate ventilation and regular cleaning is essential.
4.7 Provision must be made to launder protective clothing under controlled conditions to prevent the emission of airborne asbestos fibres during handling, transporting and laundering of the clothing. In-plant laundering facilities are preferred, but if outside contractors are employed they should oe informed of and understand the nature of the cleaning requirements and the precautions to be taken. Clothing despatched for laundering by contractors should be contained in impermeable bags and suitably labelled.
The selection of a contract laundry should be based upon knowledge that the contractor has a full understanding of the measures necessary for handling contaminated clothing
Full protective clothing, including hat or hood, and ori-nasal respirator.
APPENDIX A
Approving Authorities
Australia:
The Department of Labour and Industry or its equivalent in each of the States of Australia.
Belgium:
Canada: Federal:
Ministry of Employment and Labour -- Administration de I'Hygiene et de la Medicine du Travail.
Environmental Health Directorate, Health and Welfare Canada, OTTAWA, Ontario.
Provincial:
(Quebec) La Commission de la sante et de la securite dutravail du Quebec, Hotel du Gouvernement, Quebec.
Denmark.
France: Germany: Italy: Japan
Direktoratet for Arbejdstilsynet. Rosenvaengets Alle 18, DK-2100 Copenhagen OE.
Institut National de Recherche et Securite (I.N.R.S.)
Berufsgenossenschaftliches Institut fur Arbeitssicherheit (B.I.A ) Des Hauptverbandes der Berufsgenossenschaften.
ISPEL (Institute Superiore per la Prevenzione e la Sicurezza del Lavoro).
Environmental Improvement Services Industrial Health Section. Industrial Safety and Health Department Labour Standards Bureau. Ministry of Labour.
New Zealand: Norway:
The Department of Health. Statens Arbeidstilsyn (Department of Employment Health)
Singapore.
The Ministry of Labour.
South Africa: Spain:
Sweden.
South African Bureau of Mines
Servicio de Higiene y Seguridad en el Trabap. Centro Nacional de Homologacion Institute Territorial de Sevilla.
Arbetarskyddsverket. 1 71 84 Solna.
United Kingdom: Health and Safety Executive Certificate of Approval (Respiratory Protective Equipment) F.2486
United States:
U.S. Department of the Interior (Bureau of Mines) U S. National Institute of Safety and Health (N.I.O.S.H.)
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APPENDIX B Receipi No.
Date
SPECIMEN RESPIRATOR RECORD Name
Section
Clock No
Cleaned and Sterilised
Part Replaced
Filter Pressure Reading
(if applicable)
APPENDIX C
SPECIMEN RECEIPT ASBESTOS REGULATIONS RESPIRATORY PROTECTIVE EQUIPMENT
Certificate No. This respirator is issued to you in accordance with the Asbestos Regulations
The following are jobs at this factory which are at all times to be considered as coming within the scope of the Regulations which require the wearing of protective equipment
1. (list of jobs) 2. 3 etc.
I agree to use the protective equipment received from the Company this day whenever I am working on any of the above listed |obs. I fully understand the correct method of using this equipment
Signed
Personal Number
Date
(Note: Additional information on the fitting, storing and cleaning of respirators could also be included.)
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Asbestos International Association
Member Associations
ARGENTINA Asociacion Argentina de Fabricates de Fibrocemento (AAFF), Sanchez de Bustamante 2143-3.A, 1425 Capital Federal, Buenos Aires. Telephone:
AUSTRALIA South Pacific Asbestos Association,* Suite 610, Challis House, 10 Martin Place, Sydney 2000, NSW. Telephone: 232 7004 Telex: 22467 `Includes Indonesia, Malaysia, New Zealand and Singapore
AUSTRIA Verein der Oesterreichischen Faserzementfabrikanten, do Etemit-Werke Ludwig Hatschek, Postfach 50,4840 Vocklabruck. Telephone: 07672/25 01 Telex: 026/608 or 026/500
BENELUX (Belgium-Netherlands-Luxembourg) Benelux Asbestos Information Committee (CIAB/CVAB), Boite 32, Boulevard E. Jacqmain 162, B 1000 Brussels. Telephone: (02) 218-6329 and
(02) 219-2980 Telex: 21 696
CANADA Institute of Occupational & Environmental Health (Association), AMAQ, Suite 320, 580 est, Grande Allee, Quebec, Que, GIR 2K2. Telephone: (418) 529-8168 Telex: 556 0565
CYPRUS Cyprus Asbestos Association, do Cyprus Asbestos Mines Ltd., P.O.B. 118, Limassol. Telephone: 053-15-355 Telex: 2083
DENMARK Danish Asbestos Information Group, do Dansk Eternit Fabrik A/S, P.O. Box 763, DK-9100 Aalborg. Telephone: (8) 12 11 22 Telex: 69724
FINLAND Finnish Asbestos Information Group, do Oy Partek Ab, Covering Materials, SF. 08680, Muijala. Telex: 1415
FRANCE Association Frangaise de I'Amiante, 10 Rue de la Pepiniere Telephone: 562.88.27
GERMANY Wirtschaftsverband Asbestzement e. V., Postfach 110620,1000 Berlin 11. Telephone: 030-3485-250 Telex: 018-1640 Wirtschaftsverband Asbest e.V., Oberschelder Weg 2-4, 6000 Frankfurt/Main 50. Telephone: (0611) 58 20 77
GREECE Hellenic Asbestos & Asbestos Cement Association, 8 Omirou Street, Athens (133). Telephone: 32 31 244 Telex: 215871
INDIA Asbestos Information Centre, 401 Padma Palace, 86 Nehru Place, New Delhi-110 019. Telephone: 682568
IRELAND Irish Asbestos Council, 6 South Leinster Street, Dublin 2. Telephone: 01 -763974 Telex: 24281 and 25369
ISRAEL Israeli Asbestos Users Association, P.O. Box 32, Nahariya 22100. Telephone: 04-924141 Telex: 46294
ITALY Centro Nazionale Amianto, Corso Europa 12, 20122 Milan. Telephone: 02/5456211 -5456339 Telex: 314237
JAPAN AIA Committee, Japan Asbestos Association, 8-10-7 Ginza, Chuo-ku, Tokyo. Telephone: 03-571-8509
MEXICO Asociacion Mexicans de Fabricantes de Productos de Asbesto Cemento A.C., Paseo de la Reforma No. 30, 2 piso, Mexico 1, D.F. Telephone: 566-90-06
NIGERIA Nigerian Asbestos Association, do Nigerite Ltd., PMB 21032, Ikeja, Lagos State. Telephone: 900602 Telex: 26243
NORWAY Norwegian Asbestos Information Group, do C. Bagge's Asbestkompani AS, Industriveien 15, Postboks 146, 2020 Skedsmokorset. Telephone: 02-7467 10 Telex: 16278
REPUBLIC OF SOUTH AFRICA South African Asbestos Producers Advisory Committee, P.O. Box 10505, Johannesburg 2000. Telephone: 395458 Telex: 422514 and 422420
SPAIN Asociacion Espanola de Fabricantes de Productos de Amianto, Ma Diaz de Haro 38, Apartado558, Bilbao (10). Telephone: 437 37 05 Telex: 32125 Asociacion de Fabricantes de Productos de Amianto-Cemerrto, Rafael Calvo 18, Madrid (10). Telephone: 4197 488 Telex: 44295
SWEDEN Swedish Asbestos Information Group, Svenska Bromsbandsfabriken AB., 880 20 Langsele. Telephone: 0620-217 50 Telex: 6151
SWITZERLAND Arbeitskreis Asbest, do Stiffler & Nater, Dufour Strasse 101, 8034 Zurich.
UNITED KINGDOM Asbestos Information Centre, Sackville House, 40 Piccadilly, London W1V 9PA. Telephone: 01-439 9231/2/3 Telex: 21120 ref. 2526
U.S.A. Asbestos Information Association/NA, 1745 Jefferson Davis Highway, Crystal Square, Suite 509, Arlington, Virginia 22202. Telephone: (703) 979 1150
Asbestos International Association 68 Gloucester Place, London, England, W1H 3HL. Telephone: 01-486 3528 Telex: 298618INTA G
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