NYC-WTC_000233527

NYC 9/11 Public Portal Document

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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 04/26/2005 New York, NY 10006 Date Analyzed 04/27/2005 Collected By K. DaRocha Date Analyzed 130 Liberty Street Collected 04/25/2005 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)

030511077-0001 WASHINGTON STREET/ 16:00 3.95 1896 None Detected 0 0 0 0.0042 <0.0042 <21.00 ALBANY STREET 00:00 T-042505-1622 030511077-0002 ALBANY STREET/ 16:03 3.9 1872 None Detected 0 0 0 0.0043 <0.0043 <21.00 GREENWICH STREET 00:03 T-042505-1623 030511077-0003 GREENWICH STREET 16:06 4 1920 None Detected 0 0 0 0.0042 <0.0042 <21.00 00:06 T-042505-1624 030511077-0004 GREENWICH STREET/ 16:08 4 1920 None Detected 0 0 0 0.0042 <0.0042 <21.00 LIBERTY STREET 00:08 T-042505-1625 030511077-0005 WASHINGTON STREET/ 16:11 4 1920 None Detected 0 0 0 0.0042 <0.0042 <21.00 CEDAR STREET 00:11 o T-042505-1626 H l"^

S o O O I o o co

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

NYC-WTC_000233529