Bulk sample analysis report, 222 Broadway, June 2002

NYC-WTC_000105938 KAM CONSULTANTS 35-40 8th Street a Mm mien . 3 Fax: (18)728-1876 CLIENT: GPS Environmental Consuttants, inc. DATE: 05/19/02 PROJECT: MERRILL LYNCH ADDRESS: 222 Broadway, New York, NY 16th - Ftear - Roof B Setback Clean Up FLOW | FLOW | SAMPLE | FIBERS | FIBERS BEF. | AFTER | VOLUME | PER PER REMARKS LAB We (lpm) | (om) (tters} | FIELD cc TIME | TIME OCATION in. | OUT 30ae~n twa NYC 9/11 Public Portal Document JUN-19-2002 12:41 15:41 | 17 4t 5 4s +00 <6055| <0 G8 Past Ahalemant A020820K-08 19:42 | 17:42 15 1s 1800 oro; <0.04 Post Atbalameni A0ZO520K-02 arr 7 15:43 | 1743 16 15 1800 <G08S8} <0.04 Past Abatement AG2ZNSZOK-OS 15:46 | 17:45 15 15 1815 <0,065; <0.01 Past Abatement AOANS20K-C4 18:45 | 47:46 18 18 1815 @.05S]} <0.91 Post Abatarnant A020520K.05 Eaat Side 18:47 ] 17:47 % 15 9015 0.070} <0.01 Post Abatement AVZVSZOK-0G North Side i549) i748) 15 | 15 1800 <0.055] «0.01 Post Abatement A020520K-07 West Swe 16:48 | 17:50 15 Ly 1815 <0.055] <0.01 Fost Abatement Al20520K-08 South Side 98:50 | 17:5 18 1$ 1615 <a05s] <0.01 Post Abstemnent AdzDS20K-09 MERRILL LYNCH 16:84 | #7:52 18 15 t81$ <9.059) <0.01 Post Abatement ANZO$SIOK-19 <0.055] AG20520K-11 <0,056] AG20620K-12 OF RESPIRATORS: 1= HALF FACE, 2 = PAPR, 3= TYPE C, 4 = OTHER (SPECIFY). TYPE OF WORK: 1= BLOG DECON, 2 = PLASTICIZING, 3 = GROSS REMOVAL, 4 = GLOVEBAG, 5 = CLEANING, 6 = ENCAPSULATION, 7 = GAGQUT, 6 = OTHER (SPECIFY): SAMPLING TECHNICIAN: Hector M. (Client) OATE RECEIVED: 05/20/02 ROTAMETER DATE OF ANALYSIS: 05/20/02 . / DATE OF REPORT: 08/21/02 cy) Analyst: LA Lab Manager: “2! and Yaliabandi David Chen The samples fisted above ate analyzed by Phase Contrast Micruseapy {PCM) as per NIOSH 7400 Method -issuc 2. The detection fimit of this method is 7 hoers per square mm par filter area. KAM CONSULTANTS shati nal te liable for information arising from samples that see aot in its QA and OC program. The resulls relate anty fo the tems calibrated or tested. The certificate of repod shal not be reproduced without approval of the laboratory. The report mus! nal be ured by the client te ciain endorsement by NVLAP or any agency of ihe U.S. Goverment. NYS-BON ELAP 12273 Alita 6 100269 P.13/16