Cover page for TEM results and chain of custody, 110

NYC 9/11 Public Portal Document

I ATC Associates I 104 East 25 Street, New York, NY 10010 Phone: (212) 353-8280 Fax: (212) 353-8306

I Attn: Mr. Benn Lewis Received: 12/15/01 7:00:00 AM Airtek Environmental Corporation

I 39 W. 38th Sreet New York, NY 10018 ATC Group #: 6115

Analysis Date: 12/15/01

I Fax:

Project: (212) 768-0759

Lions Head 110 Development LLC Phone: (212) 768-0516

110-120 Church

I Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos Area Non Asbestos Structures Sensitivity Concentration Sample Volume Analyzed Asb Type(s) 0.5p-5 5p (S/cc) (S/mm2) (S/cc) Notes 01 1300.00 0.0674 0 None Detected 0 0 0.0044 < 14.83 <0.0044 6115 -1

02 1300.00 0.0674 0 None Detected 0 0 0.0044 < 14.83 <0.0044 --- 6115 -2

03 1300.00 0.0674 0 . ... None Detected 0 0 0.0044 <14.83 <0.0044 - ..--._ . . - . _ - - 6115-3 .

04 1300.00 0.0674 0 None Detected 0 0 0.0044 < 14.83 <0.0044 • 6115-4

05 1300.00 -0.0674 0 None Detected •0 0 0.0044 < 14.83 <0.0044 6115-5

I 06 1300.00 0.0674 0 None Detected 0 0 0.0044 < 14.83 <0.0044 6115-6

07 1300.00 0.0674 0 None Detected 0 0 0.0044 < 14.83 <0.0044 6115-7 -

08 1300.00 0.0674 0 None Detected 0 0 0.0044 < 14.83 <0.0044 6115 -8

I MARK PEYSAKHOV MICHAEL A. GORYCKI, Ph.D.

I Analyzed by: ~~ Approved by:

I Disclaimer. The laboratory is not responsible for data reported in structuresicc, which is dependent on volume collected by non-laboratory personnel. This lab is only responsible for data reported in structures/mm2. This report may not be reproduced, except in full, without written approval by ATC Associates Inc. This report may not be used to claim product endorsement by NVLAP or any other agency of the U.S. Government. This reports relates only to the samples reported above. Quality control data (including 95% confidence limits and laboratory and analysis' accuracy and precision) is available upon request

Accredited for NVLAP PLM/TEM #101187-0, NY State ELAP #10879

I NYC-WTC 000098360