Asbestos air sampling lab report, 114 Liberty Street, Apr 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

SUMMARY OF ANALYTICAL RESULTS - PCM Site: 114 Liberty Street. New York. NY

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

007 FIELD BLANK 0/100 04-April A 10482

Sample Analysis 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, August 1994 Instrumentation: .-J. Gtna^Machh/walg Olympus PCM Model BH-2 with Walton-Beckett Graticule (tOOum field diameter). 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 58 of 58

CONFIDENTIAL, SUBJECT TO PROTECTIVE ORDER NO. 1, JAN. 2013 CITY_DEP_WORBY_CANNATA_SUBP_000008878

NYC-WTC_000177532