NYC 9/11 Public Portal Document
LYAT ASSOC I ATES I NC
V^A/W aid' envu0 corn
212.353 8280
Fax 212 353 8306
November 2. , 200
ALC Envtronmenta:.
115 W. 30th Street
New York, :vim 30001
Att : Mr. Joshua Saret:
Re. Report of TEM Analysis
Dear Mr. Sarett:
Foliowinc are the results of transn_ss'on eiectroo 'Ticresccpy TEM;
analysis of air samples from our Group Nc. 5953
rent Gatewa --, aza vr.gt . Ccrr
PrClect. Name Buildinc 300 at Gateway plaza 365 Sou th End Ave.
Location: 6th F_ocr
SamDlee received: 1l/23/01
These results will confirm and document the data transmitted today
the
to you. The analyses were Performed' in strict conformance wi-h
methodology of the AHERA Final Rue CFR Ccto er 22, 1991 for
clearance of abatement sites. As indicated on the attached
document, no asbestos structures were detected .n an., of the six
samcles submitted frcn the site.
volume
Results reported as Struct/cc are a `unction of air
collected in the field and are, as such, not verif:a:ale this cy
only in its entirety and
laboratory. This report may be reproduced
this laboratory. :f tne post
not without prior perm:.ssicn of
-
inside samples pass, toe response ac-ion may be
abatement
considered to have been completed. Toe analyses were euperv.sed by
Dr. Michael A. Gorycki, Director of Electron Microscopy
We are pleased to note that our _EM lab has received full
ac cred;to -
,on from N-VLAP, as is currently required for reccanized
approval
analysis of TEM air samples for AHERA projects, and also
program. These analyses were performed
under the :NY State DOH ELAP
by ATC d/b/a ATC Associates Inc.
regarding any questions relating to these
Please contact me
materials.
Very truly yours,
/ / a5 L
Michael A. Goryck-, Ph.D.
Director of Electron Microscopy
NYC-WTC 000121174
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