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December 13, 2006
PraJeci No 981?
Yuri~shirc West Capital, inc
12201 Mrrrt'DrivC, Suits 17a
Dallas, Texas 75?51
ATTN Mr Alen Hinckley
Re• M{dicdllf?ffict $uilduig
MaC3rtt1UT BoulCYard :-nd tr1dI1 1..8k~S DnvE
Coppell, 'felas
Gzntlrmtn
This letter is to confirm thax the concrete pavtmeni thickness for the rrferer-ced ~rojeei
can be increased by one inch to account far anon-lime stabilized subgrade, relative to a
stabilised subgrsde For exarriplz, far afive-inch pavemznt thickness over a hme-
stabilizcc3 ~ubgrad~, an zCluivaleni section consists of~6 inches of coucrrte over a
subgrad~, which has been sc.-arified to a depth of 6 u-ches and compacted to a minu~wm
Qf 95 ptt-ctnt of Standard Prortor (ASTM D 698)
if you desire additional infot~mation, do not htsitate to coil
Suicerely,
}~E NG G P, 1..TD.
Konald F Rzzd, P E `
RFfL'apv
copies submitrt-d v2A facsirrrlle only (1) YOrkshtr2 West CapiIal, IrtcJMr hlen Hinckley
(1) D3uie15 dt Associates Archnzcis, Inc I
Mr J Randy Daniels, NCARB
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7~1. STVTt DRwl. SUITE 400 OALe-~S_Tx 75175
FhVstlOryl'IENTr,~ CONSULTING
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