Forums : New Guidance Document - Assigned Protection Factors

OSHA has issued a new guidance document for employers who may need to establish and implement a respiratory protection program due to potential exposures to contaminants in workplace air.  The document focusues on the mandatory selection provisions of the assigned protection factors (APFs), maximum use concentrations (MUCs) and the use of the APF Table 1 of 29 CFR 1910.134.  A limited number of copies are available for ordering from:

1. OSHA’s publications page

2. Calling 202-693-1888, or

3. Download HERE

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