NYC-WTC_000205225

NYC 9/11 Public Portal Document

09/22/01 14:32 FA.T 212 337 2371 VSpOL OSHA 0007

9/18 WTC OSHA ASBESTOS SAMPLING DATA

Permissible exposure Limit (PEL): 0.1 fiber/cubic centimeter as an 8-hr time weighted average I Excursion limit: 1 fiber/cubic centimeter over a 30- minute period. _ Area Geographical Sample Actual TWA TEM Location Tyfie f/cc f/cc

A2- West-Vesey- Personal 0.027 0.017 none B3 Albany-Gr’wich it

A2- West-Vesey- P 0.021 0.014 none B3 Albauy-Gfwich ! B4 B’way-Morris P 0.012 0.006 none f J 1 M- B2 WB’way-Munay- Wesl P 0.040 0.027 none

B2C2 WB’way-Barclay- P 0.041 0.022 none i B3C3 Church-William BI­ Church-Thomas- P 0.031 0.017 none i BS B’way-Cortland } C4 New-Beaver <0.005 <0.003 none

B3 B’way-Rector- Wall-Church A 0.019 0.011 none I ! A2 Light Post ©West- A 0.034 0.021 none Barclay A2 Bldg 4-WFC A 0.069 0.035 none Annex-Food Ct. A2 Bldg 4-WFC A 0.027 0.018 none Annex-Food Ct.

OSHA Asbestos Sampling Data 9/18 Page 1 of 2

CITY_21MC100_007222586 NYC-WTC_000205225