Environmental assessment request letter, February 2002

NYC 9/11 Public Portal Document

02/20/2002 09:31 FAX l j069 JLC ENVIRONMENTAL CONSULTANTS, INC. 200 Park Avenue South, Suite 1001, New York, New York Phone: (212) 420-8119 Fax: (212) 420-6092 10003 J Project No.: 01-2094 Mani Group LLC (100 John Street) ELAP Lab Code: 11026 Analyte: FIBERS One West street NIOSH and All IA Lab Code: 100273 Date Received: 9/ 0101 New York, NY 10004 NVLAP Lab Code: 101863 Date Analyzed: 9120/01 SUMMARY OF ANALYTICAL RESULTS - PCM Batch a: 0109A643

Site: 100 John Stteet, New York, NY

SAMPLE $1 COLLECTED DESCRIPTION I LOCATION TIME(min) VOLUME(L) FIBIFIELD RESULTS(f/ce) LAB#

037 Ambient/ 16th Floor/ Hallway 80 t9-September 923 1301100 0.069 A 8365

038 Ambient/ Apartment #._.PII _. Foyer Area 60 923 19-September 53/100 0.028 A 6356

039 Ambient/ 15th Floor/ Hallway 60 923 19-September 26/100 0.014 A 6357

040 Ambient/ Apartment # PII Livia Room! Foyer 60 923 19-September 91100 0.005 Area A e358

041 Ambient/ 14th Floor/

Hallway 80 923 5/100 < O 19-September A 6359

042 Ambient/ Apartment #_.PII_' Foyer 60 923 5/100 0.003<LOD 19-September A 8360

Sample Analysis by: <LOD = Less than limit of deteolfon which Is 5.5 Fibers/ 100 Flame Positive Phase Contrast Mtoroegopy (PCM) VOIDI = N.C.P. ( High Concentretloh of Particles) V0102 = Overloaded hod of Sample Pmesratmn and Anajysis: All samples analyzed In accordance with the NIOSH 7400 Method usIng "A" Counting Rules. Issue 2, August 1994 Inebum.ntation: Olympus PCM Model BH•2with Walton-Beckett Grattcute (100um fold diameter}. Laboratory Director Report Date: December 11, 2001 JLC Is responsible for only the fiber counts within the limitations of the method described gives only an Index of airhnrne litmus and provides only an estimate of asbestos as NIOSH 7400. Among other limitations, this meth thuee concentration. Any and all Claims arising out of JLC'e anaysi samples

Limited recovery to the cost of analyzing are

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dt C other flability and the client the above. samples. accapta no

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