NYC-WTC_000229671

NYC 9/11 Public Portal Document

KAM CONSULTANTS 35-40 36th Street Long Island City New York, 11106 Tel:(718 728-W Fax; (718 728-1876 ANALYSIS REPORT ASBESTOS IN AIR Transmission Electron Microscopy

co CLIENT: Department of Design and Construction - 30-30 Thomson Avenue, Long Island City, NY 11101 a co PROJECT ADDRESS: Stuyvesant H.S., 345 Chambers St., NY, NY 10282 Pier #25

O Lab JJJ# Client Sample Location Volume Grid Filter Analytical Asbestos Asbe.$tos Structures Detected Structure Density Structure Sample (liters) Openings Area Sensitivity Type(s) (microns) (struc.'mm^) Total Concentration H ID# Examined (mm^) (struct/cc air) (struc/cc) O Total O.5-5.O >5.0 Total

JO T020426B-01 North Exit of Shiyv^esant H.S. 1800 5 385 0.0086 CHR 1 1 2 40.000 0.0086 o H 10204266-02 2 North West Site 1800 385 0.0043 ND 0 0 0 <20.00 <0.0043 H o O o H 2

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Area Analyzed: 0.0500 mm^ Date Received: 04/26/02 (jrid Opening Area: 0.010 mtn" Date Analyzed; 04'26/02 Date Collected: 04/25/02(7:0047:00) Date of Report; 04'29/02

O Analyst: Lab Manager: 1 H David Chen Devid Chen K Analysis performed according to AHERA Method (EPA 40 CFR Part 763 - Appendix A),! •ai Ics will be stared for ninety (90) days and then returned to tlic client upon request. I Sample volume is below recommended limit of the method AIHA#: 100269 NIST-NVLAP #: 102047 INYS-DOHELAP#; 11273 S o o

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NYC-WTC_000229671