NYC 9/11 Public Portal Document
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(Y1TC ASSOCI ATE S INC
New York New York 10010
www.aic-envirocom
212 353 8280
Fax 212 353 8306
November 30, 2001
ALC Environmental
115 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. 6001
Client: Gateway Plaza Mngt. Corp.
Project name: Building 400 at Gateway Plaza - 375 South End Ave.
Location: 17th Floor
Samples received: 11/30/01
These results will confirm and document the data transmitted today
to you. The analyses were performed in strict conformance with the
methodology of the AHERA Final Rule (CFR October 30, 1987) for
clearance of abatement sites. The results are as indicated on the
attached document.
Res..:lts reported as Struct/cc are a function of air volume
collected in the field and are, as such, no: verifiable by this
laboratory. This repot"- may be reproduced only i:': its entirety and
not w thous prior permission of this ,aboraccry. 'f the post -
abatement _-:side
. samples pass, the response action may be
considered to have been completed. The analyses Were supervised by
Dr Michael A Goryck „ Director of Electron Mcrcscopy.
we are pleased to note that our TEM lab :.as received f:; 1
c ation from NVLAP, as ie currently required for recognized
analysis of TEM air samples for AHERA projects and also approval
order the NY State DCH ELA? orocram These 3.^.a_ ISes were nerformed
by ATC d/h/a ATC Associates Inc.
Please contact me regardinc any g, .esti.ons relating to these
materials
very tru_v yours,
Michael A. Gory" k Yr .
%..re^._L?'_' of Elect ron Mic reso _ v
j
NYC-WTC 000121142
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