NYC-WTC_000208972

NYC 9/11 Public Portal Document

KAM CONSULTANTS 35-40 36th Street Long Island City New York, 11106 Tel: 718)729-1997 Fax: 718)729-1876 ANALYSIS REPORT ASBESTOS IN AIR Transmission Electron Microscopy

CLIENT: Department of Design and Construction - 30-30 Ihomson Avenue, Long Island City, NY 11101 PROJECT ADDRESS: Stuyvesant H.S., 345 Chambers St., NY. NV 10282 Pier #25 Lab ID# Client Sample Location Volume Grid Filter Analytical Asbestos Asbestos Structures Detected Structure Density Structure Sample (liters) Openings Area Sensitivity Type(s) (microns) (struc/mm') Total Concentration ID# Examined (struct'cc air) (struc/cc) 0.5-5.0 >5.0 Total Total T020407A-01 1 North Entrance of School - West Side 1752 6 385 0 0044 ND 0 0 0 <20.00 <0.0044

T020407A-02 2 North Entrance os School -East Side 1749 6 385 0.0044 ND 0 0 0 <20.00 <0.0044

Area Analyzed: 0.0600 mm- Dale Received: 04/07/02 Grid Opening Area; 0.010 mm^ Date Analyzed: 04/08/02 O Date Collected; 04/07/02(7:30-17:30) Date of Report: 04/09/02

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to Analyst: Ah Alex Barengolts Lab Manager; David Chen S Analysis performed according to AHERA Method (ERA 40 CFR Part 763 - Ap|x:ndi\ A).Samples will lx; stored for ninety (90) days and then returned to the client upon request O Sample volume is below recommended limtt of the method AIHA #; 100269 NIST-NVI.AP# ; 102047 NYS-DOH ELAP#: 11273 o o I o o o Page 1 of 1 cn o ro

NYC-WTC_000208972