Document mq5NMEnGXgo9v55aNbnQX43Bg

i II. SOURCES OF EXPOSURE Potential sources of exposure to airborne asbestos at Haskell Include: o Removal of asbestos insulation from pipe lines and hot water tanks. o Cutting asbestos cement (transite) siding, roofing, pipe, etc. o Repair of laboratory equipment with asbestos insulated heaters (e.g., gas chromatographs, lab ovens). o Maintenance and repair of vehicle brake linings. IXX. EXPOSURE LIMITS As required by the Federal OSHA Standard on Asbestos (29 CFR 1910.1001) employee exposure to asbestos dust shall not exceed: o A time-weighted average concentration (2-hour TWA) of 2 fibers/cubic centimeter of air for 8 hours continuous sampling (fiber length 5 microns), or o A ceiling level of 10 fibers/cubic centimeter of air (longer than 5 microns) at any time. 2DUP 0906272