NYC-WTC_000209000

NYC 9/11 Public Portal Document

KAM CONSULTANTS 35-4036lh Street

l^na. Long Island City NewYork, 11186 Tel: 718 729-1997 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 PROJECT ADDRESS: Stuyvesant H.S., 345 Chambers St., NY, NY 10282

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 (mm ) (struct/cc air) (struc/cc) O.5.5.O >5.0 Total Total T011025N1-1 1 North Entrance of HS - East 1434 6 385 0.0045 ND 0 0 0 < 16 67 <0.0045

TO11O25N1-2 2 North Entrance of HS - West 1437 6 385 0.0045 ND 0 0 0 < 16.67 <0.0045

Area Analyzed: 0.0600 mm^ Date Received: 10/25/01 Grid Opening Area: 0.010 mm" Date Analyzed: 10/26/01 O Lab Mana^em^^^j”^^ Date Collected: 10/25/01(00:00-08:00) Date of Report: 10/26/01 H r to Analyst:________ / David Chen David Chen Analysis performed according to AHERA Method (EPA 40 CFR Part 763 - Appendix A).Samples will be stored for ninety (90) days and then returned to the client upon request. S o Sample volume is below recommended limit of the meihod AIHA #: 100269 NIST-NVLAP #: 102047 NYS-DOH ELAP#; 11273 o I o o IP. o IP.

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NYC-WTC_000209000