Health monitoring by doctor to be provided for all workers who previously worked with insufficient controls (half-face respirator and latex gloves) and to painters on an ongoing basis due to the high hazard of the isocyanates in paint. have a sign indicating the time people should allow for chemicals to clear before entering the spray booth. Reply: Yes, providing the same requirements are met as listed in item 3. above. includes carrying out testing and analysis as well as providing specific information about the plant or substance. Further guidance about controlling noise or ototoxic effects in the workplace is available at, Most injection injuries occur through the use of airless spraying equipment which involves, Paint injected into the body may initially appear harmless but may cause a lack of blood supply, using a spanner to tighten the tip guard, or when clearing a blocked reversible spray tip, and. Under the WHS Regulations, a risk assessment is not mandatory for spray painting or powder coating, however it is required for specific situations, for example when working with asbestos. Information on methods of bonding, dissipating charge from installations, and electrical isolation to prevent static discharge can be found in, touching two metal cans together during decanting, clothing or synthetic fibres prone to accumulation of static charge including nylon, pure wool, wool blends (unless treated) and non-conducting footwear, airless spray painting using high fluid pressure (control this by electrically earthing the airless spray gun and any conductive article that is being sprayed including a container. This is in further response to your letter of January 23 to Patricia K. Clark, Director, Directorate of Compliance Programs, requesting interpretations of the Occupational Safety and Health standard for spray painting under 29 CFR 1910.107(n), relating to vehicle maintenance operations. hould be directed towards the exhaust air outlet of a booth. burns – flashes and arcing due to short-circuiting may lead to severe tissue burns or the ignition of flammable gases. The level of risk depends not only on the toxicity or flammability of the hazardous chemical but also on the nature of exposure including frequency of use, quantities used, effectiveness of existing controls (such as exhaust or ventilation systems) and the processes involved at the workplace. determining levels of toxic substances in the body so that informed decisions can be made about the effectiveness of control measures and whether any further action needs to be taken (e.g. People in the exclusion zone who could receive a charge while working should not wear metal articles including metal watches, non-conductive materials including silk or synthetic fibres that. captures the overspray and solvent vapour as close to the source, dilutes and displaces contaminated air with fresh air which is supplied, the spray painting operator should stay between the air supply inlet and the source, temporary barriers may be needed to channel the dilution ventilation through, make sure the contaminated exhaust air does not re-enter the work area, and, use auxiliary mixing fans to disperse the spray painting emissions towards the outlet, 3.3 Spray painting outside a spray booth, Where it is not reasonably practicable to do the spray painting in a booth and it is carried out in, When spray painting outside a spray booth or outdoors, a spray painting exclusion zone should, the nature of the chemicals, mixture or solvents being sprayed, the workplace environment including wind speed, temperature and humidity, and, physical barriers and warning signs to prevent unprotected persons from entering the exclusion zone, shrouding the area where spraying is to occur, to prevent spray drift in walkways, public areas and air conditioning intake vents, removing hazardous chemicals that are not needed for spray painting work to reduce unnecessary exposure and fire or explosion risks, using low hazard chemicals for surface preparation or cleaning, removing stored wastes, like solvent-soaked rags and waste paint, to control fire, removing electrical and ignition sources from within the exclusion zone to control fire, restricting spraying when wind speeds are likely to spread spray drift, and. Question 1: What, for the purposes of 1910.107, is considered to be small portable spraying apparatus? If personal protective equipment (PPE) is to be used at the workplace, the person conducting the business or undertaking must ensure that the equipment is selected to minimise risk to health and safety including by ensuring that the equipment is: suitable for the nature of the work and any hazard associated with the work, a suitable size and fit and reasonably comfortable for the person wearing it, maintained, repaired or replaced so it continues to minimise the risk, and.
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