NYC Law Department release
Independent mirror · updated as the City releases more · v1.2.6
← Document results/DEP Box 48/345 SOUTH END AVENUE Block: 16 Lot: 100 BIN: 1083376 385 South End Avenue, Building #500
Document / 53 pages

Chain of custody for air monitoring at 385 South End

Machine-extracted title · confidence 95%

Record documenting the transfer and custody of air samples from Building #500 at 385 South End Avenue collected on October 22, 2001.

NYC-WTC_000121462–000121514

Folder label: “345 SOUTH END AVENUE Block: 16 Lot: 100 BIN: 1083376 385 South End Avenue, Building #500

Page image
Scanned page image, NYC-WTC_000121471
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document 10/09/2001 15:25 2125984283 ATC ASSOCIATES PAGE 01/04

104 East 25th Street New York. New York 10010

o v E'C A S S O C 1 1► T E 5 ! N C. October 8, 2001 WV4W.a%_envirO.COm 212.353 8280 Fex 212.353.8306

ALC Environmental 115 W. 30th Street New York, NY 10001 Attn: Mr. Joshua Sarett Re. Report of TEM Analysis

Dear Mr. Sarett: microscopy (TEM) Following are the results of transmission electron analysis of four PCM air samples from our Group No. 5635:

Client: Mid -State Project Name: 385 South End Ave. , Bldg. 500 Location: Various Apts. Samples received: 10/08/01 transmitted to you These results will confirm and document the data strict conformance with the today. The analyses were performed in methodology of the NIOSH method 7402, Issue 2, August 15, 14.994.

at Forty grid openings from each of the samples were examined relatively low magnifications (approximately 1,000X and 10,000X) between 0.25um for structures greater than Sum in length and widths ratio greater than 3:1. and 3um, and having a length-to-width by PC'1 be large enough to be observed These structures would analysis.

samples in the Only non -asbestos structures were detected in the following proportions:

gypsum cellulose F/CC as sample Asbestos

1 100.0% 0.0% 0.0 100.0% 0.0% 0.0 3 5 0.0% 3.00.0% 0.0 6 42.6% 57.4% 0.0

as asbestos. As a consequence, no sample exceeds 0.01 F/CC

NYC-WTC 000121471

OCR can misread numbers and units. Confirm readings against the page image before using them.

NYC-WTC_000121471Source: NYC Law Department, mirrored locally

Related records

Browse subjects →

Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.

Same-box records

Filed elsewhere

More like this page

Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.

Page similarity is temporarily unavailable or this page has no indexed vector.

Buildings in this record

Machine-extracted building matches; verify each source. Buildings, never households.

Others also read

Readers open these alongside this record — through an Ask answer, the same folder, or indexed similarity. Not a claim they are about the same event.

NYC-WTC_000120991 · Box DEP Box 48

Record documenting the transfer and custody of air samples from Building #100 at 345 South End Avenue collected on October 22, 2001.

Similar indexed content

Compare copies and versions →