NYC-WTC_000210429

NYC 9/11 Public Portal Document

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

Attn: Mr. Benn Lewis Received: 12/15/01 7:00:00 AM Airtek Environmental Corporation 39 W. 38th Greet ATC Group#: 6115 New York, NY 10018 Analysis Date: 12/15/01 Fax: (212) 768-0759 Phone: (212) 768-0516 Project: Lions Head 110 Development LLC 110-120 Church

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos /frea Non '^tibestos Structures Sensitivity Concentration Sample Volume Analyzed Asb t).5ft-5 5u (S/cc) (S/mm^) (S/cc) Notes 01 1300 00 0.0674 0 None Detected 0 0 0.0044 <14.83 <0.0044 6115 -I

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 <14.8 6115-4 |All slot 05 1300.00 -0.0674 0 None Detected •0 0 0.0044 <14.8 6115-5

06 1300.00 0.0674 0 None Detected 0 0 0.0044 <14.8 6115-6

07 1300.00 0.0674 0 None Detected 0 0 0.0044 <14.8 6115 -7

08 1300.00 0.0674 0 None Detected 0 0 0.0044 <14.8 6115 -8

MARKPEYSAKHOV Analyzed by: Approved by:

Disclaimer The laborator/ is not responsible for data repotted in structures/cc, which is dependent on volume collected by non-laboratoiy personnel. This lab is only responsible for data reported in staictures/mmT 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 repotted above. Quality control data (including 9S% confidence limits and laboratory and analysis' accuracy and precision) is available upon request

Accredited for NVLAP PLMZTEM #101187-0, NY Slate ELAP #10879

CITY_DEP_WORBY_CANNATA_SUBP_000021205

NYC-WTC_000210429