NYC 9/11 Public Portal Document
East 25tr, Si
New York. New York 10010
-vTC A S SOC IA ES INC
www dtc-ertvirU corn
212 353 8280
Fax 212 353 8306
February 6, 2002
ALC environmental
:15 W. 30th Street
New York, NY 10001
Attn- Mr. Joshua Sarett
Re: Report of TEM Analysis
Dear Mr. Sarett:
Following are the results of transmission electron microscopy (TEM)
analysis of air samples from our Group No. G577.
Client: Gateway Plaza Mgnt. Corp.
Project Name: Suildinc 400, 375 South End Ave., NY, NY
Location: Floors 8, 12
Samples received: 02/05/02
transmitted today
These results will confirm and document the data
analyses were performed in strict conformance with the
to you. The 1987) for
methodology cf the AHERA Final Rule (CFR October 30,
clearance of abatement sites.
on the attached
The results of the sample analyses are as indicated
document.
of air volume
Results reported as Struct/cc are a function
field and are, as such, not verifiable by this
collected in the entirety and
in :ts
laboratory. This report may be reproduced only analyses were
laboratory. The
not without prior permission of this
Director of Electron
supervised by Dr. Michael A. Gorycki,
M--crosccpy.
TEM lab has received full
we are pleased to note that our
current:y required for recognized
accred, tation from NVLAP, as is
samples for AHERA projects, and also approval
analysis of TEM air were performed
These analyses
under the NY State DOH ELAP program
by ATC d/b/a ATC Associates Inc
regarding any questions relating to these
Please contact me
materials.
very truly yours,
/icnae- A Goryck-, Ph.D.
Director of .E lectron Microscopy
NYC-WTC 000121395
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