NYC-WTC_000229668

NYC 9/11 Public Portal Document

KAN CONSULTANTS 35-W36(hStreet Long Island City MewYork, 11106 Tel; 718 729-1987 Fax: 718 729-1876 ANALYSIS REPORT ASBESTOS IN AIR Transmission Electron Microscopy

CLIENT: Department of Design and Construction - 30-30 Thomson Avenue, Long Island City, NY 11101 a PROJECT ADDRESS: Stuyvesant H.S., 345 Chambers St, NY, NY 10282 Pier #25 □J Q LabTD# Client Sample Location Volume Grid Filter Analytical Asbestos Asbestos Structures Detected Stnichrre Density Structure o Sample (liters) Openings Area Sensitivity Typc(s) (microns) (struc/mm^) Total Concentration ID# Examined (mm^) (struct'cc air) (struc/cc) H O 0.5-50 >5.0 Total Total G T020406B-01 1 North Entrance of School - East 1797 6 385 0.0043 ND 0 0 0 <0.00 <0.0043 G O T020405B-02 North Entrance os School -West 1797 6 385 0.0043 ND 0 0 0 <0.00 <0.0043 H G O O O H 2

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G G Ki 50

.......... — Area Analyzed: 0.0600 Date Received: 04/06/02 Grid Opening Area: 0.010 mn? Date Analyzed: 04/06/02 Date Collected: 04/05/02(7:00-17:00) Date of Report: 04/08/02 Analyst: Lab Manager: O Alex Barengolts David Chen Analysis pertbrmed according to AHERA Method (HPA 40 CFR Part 763 - Appendix A). Samples will be stored for ninety (90) days and then returned to the client upon request. kJ Sample volume is below recommended limit of the method I AIHA 100269 NrST-WTAP#: 102047 NYS-DOH ELAP#: 11273

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NYC-WTC_000229668