NYC-WTC_000220112

NYC 9/11 Public Portal Document

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

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

Lab ID# Client Sample Location Volume Grid Filter Analytical Asbestos Asbestos Structures Detected Structure Density Structure Sample (Uteni) Openings Area Sensitivity Typc(5) (microns) (struc/mm^) Total Concentration ID# Examined (nun') (struct/cc air) (struc/cc) 0.5-5.0 >5.0 Total Total T020413B-01 1 By North Entrance of School - West 1800 5 385 0.00*3 ND 0 0 0 <20.00 <0.0043

T020413B-02 By North Entrance of School - East 1800 5 385 0.0043 ND 0 0 0 <20.00 <0.0043

Area Analyzed: 0.0500 tnm^ Date Received: 04/13/02 Grid Opening Area; 0.010 mirf Dale Analyzed: 04/14/02 Date Collected: 04/12/02(7:20-17:20) Date of Report: 04/17/02 I Analyst; —— Lab Manager: Alex Barengolts 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. Sample volume is below recommended limit of the method o Alt I..\ #: 100269 NIST-NVLAP #: 102047 OTS-DOH ELAP#: 11273 o I o o cn co co cn Page 1 of 1 co

NYC-WTC_000220112