NYC-WTC_000178054
Preliminary health evaluation report regarding the World Trade Center site submitted in October 2001.
12 shared non-person entities · 1 shared topics · similarity 0.966
machine-extracted · confidence unavailable · Check page ↗Document / 49 pages
NYC-WTC_000199812
Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000199812–000199860Page image
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OCR status: ok · source: pdftotext
Z z o o i 1^ TABLE 17. SUMMARY OF RESULTS OF TRANSMISSION ELECTRON MICROSCOPY ANALYSES co
■D o c o FOR AIRBORNE ASBESTOS o o' co CD "0 00 250 SOUTH END AVENUE, NEW YORK CITY o 03
STRUCTURES GREATER THAN 0.5 MICROMETER O o o c 3 o Structure Concentration, Structures/mL StructuresVolume Number 3
Sample Fiber per of Air of Description Type 95% Confidence Analytical Square Sampled Structures Mean * Interval Sensitivity Millimeter Liters Counted
Sample 250SEA-10D-A6 9/18/01 Chrysotile 0.22 0.17 - 0.27 0.00270 548 977 w Amphibole NSS 0 - 0.016 0.00270 6.8 977 1 Apartment lOD Total 0.22 0.17 - 0.28 0.00270 554 977 81 Outside L R Window Sample 250SEA-10D-A7 1200** 0 'O Chrysotile ND 0 - 0.007 0.00207 0 9/18/01 Amphibole ND 0 - 0.007 0.00207 0 1200** 0 Apartment lOD Total ND 0 - 0.007 0.00207 0 1200** 0 Open Blank
* - No mean value is reported when fewer than 4 countable structures were detected in the portion of sample examined ND - No Countable Structures Detected NSS - Not Statistically Significant (1 to 3 countable structures detected) ** - Assumed air volume for calculation
o H K I S Q o o I o o
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NYC-WTC_000199847Source: NYC Law Department, mirrored locally
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machine-extracted · confidence unavailable · Check page ↗Buildings in this record
Machine-extracted building matches; verify each source. Buildings, never households.
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- 250 South End Avenue · 10 pages · confidence 0.70 · verify page 32
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