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NYC-WTC_000208757

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000208757–000208766
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NYC 9/11 Public Portal Document

Liberty Mutual / ATC Measurment Data for 3/4/02 to 3/8/02

Shift Job Adj. % Shift Sample ID Zone Description Begin Time End Time Worker Respirator Analyte Results OEL PEL %OEL Adj PEL Jack Hammering 6WTC NE 3/2/2002 3/2/2002 Carlos 0.82 mg/cu WTC-TU-RF-S-020302-02 TU Section 7:53:00 AM 3:44:00 PM Escobar Yes Quartz m 0.05 0:024 1848.00% 3433.33% Jack Hammering 6WTCNE 3/2/2002 3/2/2002 Carlos Respirable WTC-TU-RF-S-020302-02 TU Section 7:53:00 AM 3:44:00 PM Escobar Yes Dust 3.1 mg/cu m 3 3 103.10% 103.10% J 3/3/2002 3/3/2002 Emmanuel <0.012 WTC-TU-RF-S-020303-02 TU Spotter 6WTC 7:52:00 AM 3:01:00 PM Amilo Yes Cristobalite mg/cu m 0.05 0.024 3/3/2002 3/3/2002 Emmanuel 0.062 mg/cu WTC-TU-RF-S-020303-02 TU Spotter BWTC 7:52;OO:AM 3:01:00 PM Amilo Yes Quartz m: 0.05 0.024 124.00% 258.33% 3/3/2002 3/3/2002 Emmanuel Respirable 0.34 mg/cu WTC-TU-RF-S-020303-02 TU Spotter 6WTC 7:52:00 AM 3:01:00 PM Amilo Yes Dust m 3 3 11.50% 11.50% Operator in Depression @ Courtlandt 2/28/2002 3/1/2002 <0.0026 WTC-TU-RM-M-020228-Q3 TU Station 7:33:00 PM 2:50:00 AM Charlie Giglio Yes Aluminum mg/ou m 5 5 Operator in Depression @ Courtlandt 2/28/2002 3/1/2002 <0.0032 WTC-TU-RM-M-020228-03 TU Station 7:36:00 PM 2:50:00 AM Charlie Giglio Yes Antimony mg/cu m 0.5 0.024 Operator in Depression @ Courtlandt 2/28/2002 3/1/2002 <0.00067 WTC-TU-RM-M-020228-03 TU Station 7:36:00 PM 2:50:00 AM Charlie Giglio Yes Arsenic mg/cu m 0.01 0.0048 Operator in Depression @ Courtlandt 2/23/2002 3/1/2002 <0.0000012 WTC-TU-RM-M-020228-03 TU Station 7:36:00 PM 2:50:00 AM Charlie Giglio Yes Beryllium mg/cu m 0002 0.001 Operator in Depression @ Courtlandt 2/23/2002 3/1/2002 <0.000027 WTC-TU-RM-M-020228-03 TU Station 7:36:00 PM 2:50:00 AM Charlie Giglio Yes Cadmium mg/cu m 0.01 0.005 Operator in Depression @ Courtlandt 2/23/2002 3/1/2002 0.0033 n WTC-TU-RM-M-020228-03 TU Station 7:36:00 PM 2:50:00.AM Charlie Giglio Yes Calcium mg/cu m 2 2 0.16% 0.16%

I Operator in Depression @ ro Courtlandt 2/23/2002 3/1/2002 <0.00046 S WTC-TU-RM-M-020228-03 TU Station 7:36:00 PM 2:50:00.AM Charlie Giglio Yes Chromium mg/cu m 0.5 0.024 n

I

SI Page 40

NYC-WTC_000208764

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NYC-WTC_000208764Source: NYC Law Department, mirrored locally

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NYC-WTC_000186586

Air sampling data log for WTC site recording worker exposure to quartz and other analytes from late April through early May 2002.

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