8 shared non-person entities · 1 shared topics · similarity 0.990
machine-extracted · confidence unavailable · Check page ↗Document / 2 pages
Silica dust sampling report at School for Leadership, April 2002
Machine-extracted title · confidence 95%Letter report detailing silica-containing dust sampling conducted on March 8, 2002, at the referenced school.
NYC-WTC_000175591–000175592Page image
OCR text
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Mr. Bernard P. Orlan April 5, 2002 Air Sampling for Silica Page 2 H. S. for Leadership & Public Service (M894) ATC Project No. 15-19125-0290
Results
Silica was not present above the limit of detection (<10 micrograms per sample) in any of the three samples or in the blank.
It is our pleasure to provide these indoor air consultative services to the New York City Board of Educ ation. If you have any questions about this report, please call (212) 353- 8280, extension 212.
Sincerely, ATCASSOCIA^S INC.
James R. Cohn, CIH, CSP Regional Manager Industrial Hygiene Division
Attachment
CONFIDENTIAL, CITY_21MC100_003431808 SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000175592
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NYC-WTC_000175592Source: NYC Law Department, mirrored locally
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Letter report detailing air sampling results for silica-containing dust at a school site in February 2002.
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