NYC-WTC_000234512

NYC 9/11 Public Portal Document

1430 Broadway, 10th Fl. New York, New York 10018 Phone: (212) 221-7822 - Fax: (212) 221-7840

Airborne Asbestos Fiber Analysis by Transmission Electron Microscopy Client Lower Manhattan Development Corporation Job Number 46600-0000-00001 Address One Liberty Plaza, 20th Floor Date Received 07/24/2005 New York, NY 10006 Date Analyzed 07/25/2005 Collected By A. Dvorkin/V. Bajomo Date Analyzed 130 Liberty Street Collected 07/23/2005 Rotometer Standard

Asbestos Structures Analytical Asbestos Asbestos Lab ID Start/ Volume Asbestos > .5mm Non­ Sensitivity Concentration Concentration Field ID Sample Location Stop Flow (liters) Type(s) <5mm > 5mm Asbestos (AS/cc) (AS/cc) (AS/mm2)

030521181-0001 WASHINGTON STREET/ 16:01 4 1924 None Detected 0 0 0 0.0038 <0.0038 <19.00 ALBANY STREET 00:02 T-072305-3224 030521181-0002 ALBANY STREET/ 16:03 4 1924 None Detected 0 0 0 0.0038 <0.0038 <19.00 GREENWICH STREET 00:04 T-072305-3225 030521181-0003 GREENWICH STREET 16:06 4 1924 None Detected 0 0 0 0.0038 <0.0038 <19.00 00:07 T-072305-3226 030521181-0004 GREENWICH STREET/ 16:09 4 1920 None Detected 0 0 0 0.0039 <0.0039 <19.00 LIBERTY STREET 00:09 T-072305-3227 030521181-0005 WASHINGTON STREET/ 16:11 4 1924 None Detected 0 0 0 0.0038 <0.0038 <19.00 CEDAR STREET 00:12 o T-072305-3228 H l"^

S o O O I o o co

CO Samples analyzed by EMSL Analytical, Inc.; NY ELAP ID# 10872 and 11506 Page 3 of 3

NYC-WTC_000234514