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OSHA WTC air sampling results, Sep 30, 2001

Machine-extracted title · confidence 95%

Personal air sampling results for asbestos and other contaminants from operating engineers and excavator operators on September 30, 2001.

NYC-WTC_000178341–000178366
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NYC 9/11 Public Portal Document

US Department of Labor/OSHA WTC Air Sampling Activity grouped by sector and date sampled and sorted by sampling # and submission ff

Sample Inspection ANALYTE TWA SAMPLING If Submission # # LAB # DESCRIPTION Type Area TASK/OPERATION TIME UOM RESULT RESULTS PEL SEVERITY

AMEC

Date Sampled 10/2/01 913279089 102MG001 20011002 D09744 Vanadium fume (as Personal WEST IRONWORKER- 459 M 0 0 0.1 0 V2O5) BURNER/CUTTER co G 913279089 102MG001 20011002 D09744 Zinc Oxide Fume Personal WEST IRONWORKER- 459 M 0 0 5 0 CO G BURNER/CUTTER CO n 914448022 102MB1 20011002 D09683 Antimony and Area WEST 237 M 0 0 0.5 0 H Compounds (as Sb) H O 914448022 102MB1 20011002 D09683 Beryllium and Area WEST 237 M 0 0 0.002 0 Beryllium 03 2 Compounds (as Be) O H 914448022 102MB1 20011002 D09683 Cadmium Area WEST 237 M 0 0 0.005 0 CO O Q 914448022 102MB1 20011002 D09683 Chromium, Metal Area WEST 237 M 0 0 1 0 H O H S , and Insoluble Salts i 914448022 102MB1 20011002 D09683 Cobalt, Metal, Dust Area WEST 237 M 0 0 0.1 0 o si 2 and Fume (as Co)

D A 914448022 102MB1 20011002 D09683 Copper Fume (as Area WEST 237 M 0.01345 0.013 0.1 0.1345 H Cu) > 2 914448022 102MB1 20011002 D09683 Iron Oxide Fume Area WEST 237 M 3.2770114 3.3 10 0.3277011 O 914448022 102MB1 20011002 D09683 Lead, Inorganic (as Area WEST 237 M 0 0 0.05 0 to Pb) 914448022 102MB1 20011002 D09683 Manganese Fume Area WEST 237 M 0.0203549 0.02 5 0.004071 co (as Mn) H 03 H 914448022 102MB1 20011002 D09683 Molybdenum (as Area WEST 237 M 0 0 15 0 Mo), Insoluble to Compounds (Total Dust) o co 914448022 102MB1 20011002 D09683 Nickel, Metal and Area WEST 237 M 0 0 1 0 o Insoluble H compounds (as Ni) l"^ 914448022 102MB1 20011002 D09683 Vanadium fume (as Area WEST 237 M 0 0 0.1 0 V2O5) 2 O 914448022 102MB1 20011002 D09683 Zinc Oxide Fume Area WEST 237 M 0.2738262 0.27 5 0.0547652 o 914448030 102MB3 20011002 D09685 Antimony and Personal WEST IRONWORKER- 404 M 0 0 0.5 0 I Compounds (as Sb) BURNER/CUTTER o o co Wednesday, December OS, 2001 Page 46 of 592 CO co co Cn co

NYC-WTC_000178350

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NYC-WTC_000178350Source: NYC Law Department, mirrored locally

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OSHA WTC air sampling results, Oct 20, 2001

NYC-WTC_000178367

Area air sampling results for benzo(alpha)pyrene and volatile organic compounds collected on the west side of WTC-1 on October 20, 2001.

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