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Building re-occupancy clearance letter, Stuyvesant HS, Oct 2001

Machine-extracted title · confidence 92%

Certification that floors 6-11 of school building meet re-occupancy criteria based on post-cleaning visual inspection and air sample testing.

NYC-WTC_000106851–000106889

Folder label: “345 CHAMBERS STREET; Block: 16; Stuyvesant HS

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Scanned page image, NYC-WTC_000106863
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NYC 9/11 Public Portal Document

10/01/2001 03:15 5169977528 EMSL LI PAGE 06

208 Stonehinge Lane

EEMSL Analytical, nc• Inc. Carle Place, NY 11514 Phone. (S76) 997-7251 Frz,1e: (576) 997-7528

Attn.: Taylor Environmental Group, Inc. Sunday, September 30, 2001 Floral Park Corporate Center 130-A Jericho Tpke. Ref Number: L10115210 Floral Park, NY 11001

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA)

Project: NYC SCA- STUYVESANT HS 6,7,8,9,10,11TH FLOORS

# STRUCTURES Analytical Volume Asbestos z o.5t+- Npn- Area Analyzed Sensitivity Asbestos Concentration Sample !D (titers) T`ype(s) < Sµ z Sµ Asbestos (mm) (S/cc) (S/mm') (S/cc) 0808 1852.50 Chrysottle f 1 0 0.0508 0.0041 19.69 0.0041

H 0809 1 1852.50 ' chrysatile 1 1 0 1 0.0508 1 0.0041 1 19.69 0.0041

10701 I 1803.75 I Amosite I 2 1 0 I 0.0508 1 0.0042 1 59.06 0.0126 1

J0702 1 1852.50 ! Chrysotile 1 2 0 1 0.0508 1 0.0041 ' 39.37 0.0082

0703 T 1852.50 1 Chrysotlle 1 2 0 1 0.0508 0.0041 1 39.37 0.0082 1

10704 1 1803.75 1 None Detected 1 0 1 0.0508 1 0.0042 1 <19.69 <0.0042 1

Michelle McGowan Analyst Approved Signatory Diada~mets. Ths laboratory not rs peratb{e for data reported sn smameesfcc. wre a dependent Pet vontma eo4loa d by nan4aboratory soesonnet. Tn1813ooratofy is only reeponlib's for data repanad in strucuraamma Thtp report may rot be reproduced, except in Cult wiUtout Mten approval by EMSL. Ths report must not be used to etaun Product endorsement by NVLAP or any agency of the U S. Gouemment The; report relates only to the samples ntportad above 0uatty control data lindudlnp 95% oonttdanca limittt and laboratory and onatysts accuracy and preclstonl is aval&fle upon request. 5

k, ,&three for N'/LAP PLM/rEM 9101049.10 NY ELAP 11469. CA ELAP 2339. CT Pt1.0249

NYC-WTC 000106863

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NYC-WTC_000106863Source: NYC Law Department, mirrored locally

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