NYC 9/11 Public Portal Document
104 East 25th St.. 10th
New York. New York 100
www.atc-enviro cc
212.353.82;
Fax 212.353.83,
ASSOCIATES INC.
October 5, 2002
ATC Associates Inc.
104 East 25th Street
New York, NY 10010
Attn: Mr. Ben Sallemi
Re: Report of TEM Analysis
Dear Mr. Sallemi:
microscopy (TEM)
Following are the results of transmission electron
analysis of air samples from our Group No. 8935:
Client: D.E.P.
Project Name: D.E.P. Clean-up, 125 Cedar St., NY, NY
Location: Around Building
Samples received: 10/04/02
data transmitted today
These results will confirm and document the
in strict conformance
• to your office. The analyses were performed
(CFR October 30, 1987)
with the methodology of the AHERA Final Rule
for clearance of abatement sites.
found on the attached
The results of the sample analyses may be
document.
function of air volume
Results reported as Struct/cc are a
collected in the field and are, as such, not verifiable by this
entirety and
laboratory. This report may be reproduced only in its
laboratory.
not without prior permission of this
lab has received full
We are pleased to note that our TEM
for recognized
accreditation from NVLAP, as is currently required
projects, and also approval
analysis of TEM air samples for AHERA were
These analyses
under the NY State DOH ELAP program.
performed by ATC d/b/a ATC Associates Inc.
regarding any questions relating to these
Please contact me
materials.
Very truly yours,
ichael A. Gorycki, Ph.D.
Director of Electron Microscopy
NYC-WTC 000129958
OCR can misread numbers and units. Confirm readings against the page image before using them.