Document page fragment, DEP Box 54, 2003

NYC 9/11 Public Portal Document

JLC ENVIRONMENTAL CONSULTANTS, INC. 200 Park Avenue South, Suite 1001, New York, New York 10003 Phone: (212) 420-8119 Fax: (212) 420-6092 Project No.: 03-2744 New York City D.E.P. ELAP Lab Code: 11029 Analyte: FIBERS 59-17 Junction Blvd. NIOSH and AIHA Lab Code: 100273 Date Received: 4/4/2003 Flushing, NY 11373 NVLAP Lab Code: 101953 Date Analyzed: 4/4/2003 Batch#: 0304A729 SUMMARY OF ANALYTICAL RESULTS - PCM Site: [ 114 Liberty Street, New York, NY

SAMPLE # COLLECTED DESCRIPTION I LOCATION TIME(min) VOLUME(L) FIBIFIELD RESULTS(f/cc) LAB#

001 Pizzeria on Liberty Street/ Outside Work Area 600 3650.4 15/100 0.0020 03-April A 10299

002 Miami Sub on Liberty Street/ Outside Work Area 600 3650.4 4/100 0.0005 03-April A 10300

003 Next to the Decon on Liberty Street/ Outside Work 600 3650.4 5/100 0.0007 03-April Area A 10301

. 004 o3-April A 10302 Decon on Cedar Street 600 3650.4 17/100 0.0023

005 Entrance into the Work Area on Cedar Street 600 3650.4 6/100 0.0008 03-April A 10303

006 FIELD BLANK 0/100 03-April A 10304

Sample Ana is by: <LOD = Less than limit of detection which is 5.5 Fibers! 100 Fields Positive Phase Contrast Microscopy (PCM) VOID1 = H.C.P. ( High Concentration of Particles) VOID2 = Overloaded Method of Sample Preparation and Analysis: All samples analyzed in accordance with the NIOSH 7400 Method using "A" Counting Rules. Issue 2, Agu~t 1994 Instrumentation: ~! Olympus PCM Model BH-2 with Walton-Beckett Graticule (100um field diameter). La bor o ala Laboratory Director Report Date: April 11, 2003 JLC is responsible for only the fiber counts within the limitations of the method described as NIOSH 7400. Among other limitations, this method gives only an index of airborne fibers and provides only an estimate of asbestos concentration. Any and all claims arising out of JLC's analysis of these samples are limited in recovery to the cost of analyzing samples. JLC accepts no other liability and the client agrees to seek no costs beyond the above. Page 55 of 56

NYC-WTC 000132091