NYC-WTC_000234310

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 04/27/2005 New York, NY 10006 Date Analyzed 04/28/2005 Collected By K. DaRocha Date Analyzed 130 Liberty Street Collected 04/26/2005 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)

030511233-0001 WASHINGTON STREET/ 16:00 4 1924 None Detected 0 0 0 0.0042 <0.0042 <21.00 ALBANY STREET 00:01 T-042605-1640 030511233-0002 ALBANY STREET/ 16:03 4 1924 None Detected 0 0 0 0.0042 <0.0042 <21.00 GREENWICH STREET 00:04 T-042605-1641 030511233-0003 GREENWICH STREET 16:06 4 1924 None Detected 0 0 0 0.0042 <0.0042 <21.00 00:07 T-042605-1642 030511233-0004 GREENWICH STREET/ 16:09 4 1928 None Detected 0 0 0 0.0042 <0.0042 <21.00 LIBERTY STREET 00:11 T-042605-1643 030511233-0005 WASHINGTON STREET/ 16:12 4 1932 None Detected 0 0 0 0.0042 <0.0042 <21.00 CEDAR STREET 00:15 o T-042605-1644 H l"^

S o O O I o o co

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

NYC-WTC_000234312