Gateway BP(3.1)-CS080211
iii HALFF
February 11, 2008
AVO 24542
Jerry Burk
Project Manager
Constructors and Associates, Inc.
3333 Welborn Street, Suite 200
Dallas, Texas 75219
Re: Gateway Business Park No.3, Block A, Lots 1 & 2
Detention Basin Construction~
Dear Mr. Burk:
We are infonning you that the detention basin constructed at the subject site has been visually
verified in the field on a February 07, 2008 site visit. The detention basin appears to have been
constructed generally in confonnance with the engineering construction documents prepared by
I-falff Associates, Ine. and approved by the Cty of Coppell. I-falff Associates, Inc. has not field
sutveyed elevations, basin volume, or actual locations of the detention basin elements.
If you have any questions or require additional infonnation, please call me at (214) 346-6213.
Sincerely,
HALFF ASSOCIATES, INC.
~.9-P- ~
B. David Littleton, P.E.
Vice President
cc: Ric Nelson, Transwestem Commercial Setvices
Larry Davis, Gty of Coppell
Gary Si Gty of Coppell
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HALFF ASSOCIATES, INC.
1201 NORTH BOWSER ROAD
RICHARDSON. TX 75081
TEL (214) 346-6200
FAX (214) 739-0095
WWWHALFF.COM