Asbestos fiber analysis report, 21 Ann Street, June 2002

NYC 9/11 Public Portal Document

ATC Associates 104 East 25 Street, New York, NY 10010 Phone:(212)353.8280 Fax:(212)353-8306

Attn: Mt. Fabio Pedone Received: 6129/02 5:00:00 PM WaTren & Panzer Engineers. P.C. ATC Group #: 8336 228 E. 45th Stscct Analysis Date: 6/30/02 New York N.Y 10017 Fax: (212)922-0630 Phone: (212)922-0077 Project: NYC-DEP W &P File #: 1079.01.02 21 Ann Street, Roof Cieauin2

Asbestos Fiber Analysis by Transmission Electron Microscopy(TEM)Performed by EPA 40 CFR Part 763 Final Rule(ARERA) Analytical .lsbrstos Area Non Asbestos #Soueram Scnshtvhy Conco+narion Ash 1Typefr) d$N-5 Si (S/en (Shisw') (S/cc) Noun Sample Vat me angry;-cd

0.0674 0 CHRYSOT:LE 3 1 0.0042 59.31 0.0169 01 1350.00. 8335 -!

02 1350.00 0,0674 0 CHRYSOTILE 2 0 0.0042 29.66 0.0085 8336 .2

03 1350.00 0,0674 0 0KRY80TILE 1 1 0.0042 29.66 0.0085 8336 -3

04 1350,00 0.0674 0 CHRYSOTILE 7 3 0.0042 14s. 0.0423 8336 -4

O5 1350.00 p0614 0 CHRYSOTILE 2 2 0.0042 $9.31 0.0169 8336 -3

MICHAEL A. GORYCKI, Ph.D. ROMAN PEY OV Analyzed by: App?Ov d by:

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