NYC-WTC_000234507

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 04/14/2005 New York, NY 10006 Date Analyzed 04/15/2005 Collected By K. DaRocha Date Analyzed 130 Liberty Street Collected 04/13/2005 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)

030509984-0001 WASHINGTON STREET/ 16:01 4 1916 None Detected 0 0 0 0.0042 <0.0042 <21.00 ALBANY STREET 00:00 T-041305-1406 030509984-0002 ALBANY STREET/ 16:05 4 1912 None Detected 0 0 0 0.0042 <0.0042 <21.00 GREENWICH STREET 00:03 T-041305-1407 030509984-0003 GREENWICH STREET 16:08 4 1912 None Detected 0 0 0 0.0042 <0.0042 <21.00 00:06 T-041305-1408 030509984-0004 GREENWICH STREET/ 16:12 3.95 1884 None Detected 0 0 0 0.0043 <0.0043 <21.00 LIBERTY STREET 00:09 T-041305-1409 030509984-0005 WASHINGTON STREET/ 16:16 4 1908 None Detected 0 0 0 0.0042 <0.0042 <21.00 CEDAR STREET 00:13 o T-041305-1410 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

NYC-WTC_000234509