NYC-WTC_000201712

NYC 9/11 Public Portal Document

Attn: Mr. Bernard Orlart Received: 3/16/02 8:00:00 PM N.y.C. Board of Education ATC Group #: 7105 28-11 Queens Plaza North ■ Analysis Date; 3/16/02 Long Island City, NY 11101

Fax: (212) 475-4122 Phone: (212) 477-8941

Project; PS 89M 201 Warren Street, New York, NY Playground, Roof All Floors Hallway

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CER Part 763 Final Rule (AHERA) ^Analytical Asbestos Area Non Asbestos #5tructures Sensitivity Concentration Sample Volume Analyzed Asb Type(s) 0.5ft-5 5p fS/cc) (S/nm^) . (S/ccj Notes

:08 : 1840.00 0.0450 0 None Detected 0 : 0 0.0047 <22.24 <0.0047 7105 -S:

09 1840.00 0.0450 0 None Detected 0 , 0 C.0047 <22.24 <0.0047 7105-9

10 1840.00 0,0450 0 None Detected G 0 0.0047 <22.24 <0.0047 7105-10

I’ ' 1840.00 0.0450: 0: None Detected 0 0 0.0047 <22.24 <0.0047 7105 -11 . . ,

12 1840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <U.0U47 7105-12

13/ / i 840.00 0.0450 0 None Detected 0 0- / 0.0047/ <22.24 <0.0047 7105 -13

14/ ' 1840.;00 0.0450 0 None Detected 0 ' 0 0.0047 <22.24- <0.0047 7105 -14'

15 1840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 7105-15

/ / 1840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 < 0.0047 / 7105 -16 : . 7 / /■

ROMAN PEYSAKHOV MICHAEL A. GOR.YCKI, Ph. D.

Analyzed by: Approved by:

:/ Discaimer: The laboratory is not responsible lor data reported in structures/cc, which is dependent on volume collected by non-laboratory personnel. This la&lS^nly responsible for data repotted in sb-uctures/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 NVLA? or any other agency of the U.S. Government. This reports relates only to thesamoles reported above. Quality coritrol data (including 9:% confidence limits anc laboratory and analysis'accuracy and precision) is available upon request :

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

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NYC-WTC_000201712