NYC-WTC_000199414

NYC 9/11 Public Portal Document

Attn: Mr. Bernard Orlan Received: 8'25'02 5:00:00AM N.y.C. Board of Education ATC Group #: 8760 2S-11 Queens Plaza North Analysis Date: 8 25/02 Long Island City, NY 11101

Fa.x: (212)475-4122 Phone: (212) 477-8941

Project: PS BOM Project #: 14584-0875 143 Baxter Street, New York, NY

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 t'otume Analyzed Asb Type(s) 0.5p-S Sp (S/cc) (S/mm^) (S/cc) Notes

8 1928.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 8760 -S

9 . 1936.00 0.0450 0 None Detected 0 0 0.0044 22.24 <0.0044 6'760 -P

10 1936 00 0.0450 0 None Detected 0 0 0 0044 22,24 <0.0044 5 700’ -lU

! I 1952.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 6’760 -II

12 1944.00 0.0450 0 None Detected 0 0 0 0044 22.24 <0.0044 8760 -1 7

■,13 0 0,0044 <22.24 <0.0044 1944.00 0.0450 0 None Detected 0 8760 -13

14 • 1952.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 0760 -14

'15 1920 00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 8766 -13

0 ; 1936.00 0.0450 0 None Detected 0 0 0 0044 <22,24 <0 0044 5’760' -16

ROMAN PEYSA|JHOV^2^ MICHAEL A. GORYCK], Ph.D.

iproved by:

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

Accredited tor NVLAP PLM/TEM #101187-0, NY Slate ELAP #10879

Pa<;c 2 i// 5

CITY_21MC100_003033885

NYC-WTC_000199415