80 JOHN STREET; Block: 68 Lot: 33 BIN: 1001115 19-25 Gold Street, 25-27 Platt Street

NYC 9/11 Public Portal Document

DEC.14.2001 1238PM JLC ENVIRONMENTAL NO.449 'LC ENVIRONMENTAL CONSULT, ._STS, INC. 200 Park Avenue South, Suite 1001, New York, New York 10003 Phone: (212) 420-8119 Fax: (212) 420-6092 Project No: ' 01-2240 ' WSA Management ELAP Lab Code: 11029 Anatyte: FIBERS 100 Ring Road West NIOSH and AIHA Lab Code: 100273 Date Received: 12/13101 Garden City, NY 11530 NVLAP Lab Code: 101953 Date Analyzed: 12/13/01 SUMMARY OF ANALYTICAL RESULTS - PCM earth #: 0112A870; '

Site: PII flew York, NY

SAMPLE# COLLECTED DESCRIPTION I LOCATION 11ME(min) VOLUME(L) FIB/FIELD RESULTS(f(ee) LAB #

001 Ambient/ 4th Floor/ Apartment pjj;Living Room/ 90 1352.7 2/100 <0.001<LOD 13-December East Wall/ Near Door .-.-...- A 9864

002 Ambient/ 4th Floor/ Apartmen pjj /Vest 90 1352.7 2/100 <0.001<LOD 13-December Bedroom on West! Near Closet ------- A 9885

003 Ambient/ 12th Floor/ Apartment; pjj `forth East 90 1352.7 3/100 0.001<LOD 13-December Bedroom on South/ Near Door ' ------- A 9666

004 Ambient/ 12th Floor/ Apartment; PII Living 90 1352.7 2/100 13-December <0.001<LOD Room/ Kitchen/ Counter South `----------' A 9867 jf

005 Ambient/ 4th Floor/ Corridor/ South Side With 90 1352.7 4/100 . 0.001<LOD 13-December South Wall A 9968

006 Ambient/ 4th Floor/ Corridor/ North Side With 90 1352.7 7/100 0.002 13-December North Wall A 9869

1 • ~5

Sample Analysis bar: <LOD = Less than limit of detection which is 5.5 Fibers/ 100 Fields. Positive Phase Contrast Microscopy (PCM) VOIDI = H.C.P. ( High Concentratlon of Particles) VOID2 = Overloaded Method of Samcle Pre aratlon end Analysis. All samples analyzed in accordance with the NIOSH 7400 Method using "A" Counting Rules. issue 2, August 1994 i.. ':• •. Irstrumentation: fl 1^ Olympus PCM Model BH-2 with Walton-Beckett Greticule (1o0um held diameter). U am ac rwa» Laboratory Director ,. Report Date: December 13, 2001 JLC is responsible for only the fiber counts within the limitations of the method described as NIOSH 7400. give' only an index of airborne fibers and provides only ar estimate of asbestos concentration, Any Among other limitations, this meth and all claims arising out of JLC's analyr~i these samples are limited In recovery to the cost of analyzing samples. JLC accepts no other liability and the client agrees to the above. seek no costa b `.• Page 1 o.2

NYC-WTC 000108615