Vistas of C 1stP-CS 970520 Texas Department of Transportation
P.O. BOX 3067 · DALLAS, TEXAS 75221-5067 - (214) 320-6100
2624 W. Prairie, Denton, Texas 76201 (817)387-1414
May 20, 1997
Post-it' Fax Ncte 7671
Highway: Spur553 -~ e ...................
~. Michael A. Maain, P.E. ' ........ -'
City of Coppe!i
P.O. Box 478 ..... /~,.: · ,
C. Should draw the m~ified inlet details to proper sc~e showing the ~vaal o~ning size for ~e
apron flow.
D. Ch~nel S~tion shown for ~e open dr~n ap~s to be inM~uate to handle propos~ flaw.
Plebe indicate ~1 the dimensions of ~e ch~nel s~tion.
E. Do you want to consider closed pipe flow inste~ of o~n
m~nmn~ problems? g not fiprap may ~ required. The H.G.L. (Hy~auiic ~aae Lin~) oa
· e existing sto~ sewer system under spur 553 may fo~ water to outt~il at ~e modifi&~
inlet I~ation. If this is going to occur a closed system will be n~essao,.
F. Ple~e provide us the dr~nage ~ea map of ~is development.
Oar CO,hems on the trfffic control plmq ~ marked on the shee~ for your u5e.
If you have any questions plebe contact Ram C. Gopal at (817)387-1414.
Sincerely,
....
Area Engineer
Attachment