NYC-WTC_000229669

NYC 9/11 Public Portal Document

KAM CONSULTANTS 35-4016th Street Long Island City NewYotk,1M6 Tel: 1718)729-1997 Fax: 1718)729-1876 ANALYSIS REPORT ASBESTOS IN AIR Transmission Electron AficroscoDV

co CLIENT: Department of Design and Construction - 30-30 Thomson Avenue, Long Island City, NY 11101 c PROJECT ADDRESS: Stuyvesant U.S., 345 Chambers St, NY, NY 10282 Pier #25 00 Q n Lab ID# Client Sample Location Volume Grid Filter Analytical Asbestos Asbestos Structures Detected Structure Density Structure o H Sample (liters) Openings Area Sensitivity Type(s) (microns) (struc/mm^) Concentration ID# Examined (mm’> (struct/cc air) Total (struc/cc) H O 0.5-5.0 >5.0 Total Total

T020418A-0I 1 By North Entrance of School - West 1S30 5 385 0.0042 ND 0 0 0 <20.00 <0.0042 O T020418A-02 By North Entrance of School - East 1820 5 385 0.0042 ND 0 0 0 <20.00 <0.0042 H n O o O H s < D O rc H o

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Area Analyzed: 0.0500 mm’ Date Received: 04/1S/02 Grid Opening Area; 0.010 mm* Date Analyzed: 04/18/02 Dale Collected; 04/17/02(7;20.17;30) Date of Report: 04/24/02

Analyst: Lab Manager: Alex Barengolts David Chen O ■I Analysis performed according to AHERA Method (EPA 40 CFRPart 763 - Appendix A).Samples util be stored for ninety (90) days and then relumed to the client upon request. H Sample volume is below recommended limit of the method iC AIHA fti 100269 NIST-NVLAP # : 102047 NYS-DOH ELAP#: 11273 I

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NYC-WTC_000229669