WTC OSHA Asbestos Sampling Data for D5

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Permissible Exposure Limit (PEL): 0.1 fiber/cubic centimeter as an 8-hr time weighted average.
Excursion Limit: 1 fiber/cubic centimeter over a 30-minute period.

DATE Location # of Samples Fibers /cc
9/16 William & Water Streets Exchange Area 1 0.004