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Air sample results for carpet at 100 Church Street, Jan-Feb

Machine-extracted title · confidence 95%

Laboratory report listing OSHA PEL compliance data for air samples collected from carpets at 100 Church Street between January and February 2002.

NYC-WTC_000174315–000174326
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NYC 9/11 Public Portal Document

Table 2 Air Samples - Carpet OSHA PEL New York City Law Department 100 Church Street New York

Sample ID OSHA0604 OSHA0605 OSHA0606 OSHA0609 OSHA0610 OSHAO609 OSHA0610 OSHA0615 OSHA0616 OSHA0617 OSHA0618 OSHA0620 OSHA0621 OSHA0624 OSHA0411 OSHA0625 Lab Sample ID 2 3 4 1 2 3 4 2 3 4 1 2 1 2 3 Sample Date 2/13/02 2/13/02 2/13/02 2/14/02 2/14/02 2/14/02 2/14/02 2/15/02 2/15/02 2/15/02 2/15/02 2/16/02 2/16/02 2/18/02 2/18/02 2/18/02 Start Time 8:15 14:15 14:16 7:30 7:35 14:00 14:03 7:15 7:18 15:15 15:16 8:45 8:46 7:30 7:35 13:00 Sample Type Air Air Air Air Air Air Air Air Air Air Air Air Air Air Air Air Floor

Manolo Manolo Jose Ruben Jose Ruben Manolo Manolo Joshua Ceasat Ruben Manolo Ruben Name of Personnel: Ailes Mike Green Alles Adomdo Reyes Adomdo Reyes Mike Green Alies Mike Green Alies Figueroa Rodrigues Reyes Alles Reyes

ASBESTOS (fibers/cc) 0.035 (2) 0.034 <0.006 (1) 0.005 0.012 <0.004 0.034 (2) 0.040 (2) 0.069 (2) 0.047 (2) <0.002 <0.002 0.007 <0.004 0.009

TEM Quality Control

ASBESTOS (structures/mm^) <10 NQCS NQCS NQCS NQCS NQCS NQCS NQCS <10 <10 <10 NQCS NQCS NQCS NQCS NQCS

«Indicates less than the limit of Quantification 70 structurestmm’ = AHERA reoccupancy criteria for school children NQCS = Nc quality control sample taken (t) Analyst was unable to quantify fiber concentration because of overloading of particulate matter on the filter. (2) Moderate to heavy partioilate matter is present on the filter which may obscure some fibers causing results with a low bias.

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NYC-WTC_000174318

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NYC-WTC_000174318Source: NYC Law Department, mirrored locally

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