Valley R Center-CS 890330TO
DUNAWAY ASSOCIATES, INC.
4100 International Plaza, Tower Ii, Suite
Fort Worth. Texas 76109
817/731-0636
WE ARE SENDING YOU
[-] Prints
I"'1 Copy of letter
Attached
[] Plans
[] Change order
[] Under separate cover via the fo low ~g i~ml:
[] Specifications
COPIES DESCRIPTION
THESE ARE TRANSMITTED Is checked below:
[] For approval
[] For your use
,~ requested
[] For review and comment []
REMARKS
"-- BELT L lIVE
I-- 4 FOR
IN THIS
;ID FOR
RCP AT
CORNER
LINE/
~UR
.' ;TION.
,x~N~TE:DRAINAGE IN THI
TAKEN FROM DRAWINGS BY
ALBERT H. HALFF ASSOC.,
'x, /
Top of Slop~
ALBERT H. HALFF
INC. FOR TRE IRVING
ROL DISTRICT, SECTION TI'I,
O0 ¥1'ARI
NO1'LS: (Typical All Droinaqo Sheet's)
J, I)lilllilliJl! (,~(IJLIlllllJ()lltJ [Jtlft: ~ll' ()()17 I~(:ltC
,~. Infafln(itJon ~howfl;
Qr.~'d-' colcuhJled flows el ,'Je~d(3n ~olnl (cf~) .
Cai>. · copuci y of HCP/HCITC at ~lope Indi(:ulod (
Vol.- volocily of HCP/J~CHC ut ~lOl)O Jlpllcalllll
St-: friction ~lope (fl./fl.)
Q- aclu~ll flow (cfs) ~ .......
V= (chJa volocily(fps)~ nasO(I on II~L
H~=iHydroulic Grade L~ne (Inclul imj Iglal frlclJoo hlud I(}s~ ~nd ~ll i ir
5. Typical Runoff Compulalions are bused on lhe Rolionul ~ormUlo
using Technical Papor 40.
4. Runoff Compulal one for ar~1 [ I
lhe NW corner of lhe B ' / ':'.
based on the full capacity of lho e~isling plpo6 sQrvin~
two locations. Q~= 157cts. ' ~'''
Discharge Computations basod on'T =lOmin. for ullimale~
,evolopment of oil Oroin.ge Areas conlributlo,~to
sewer system.
Revision ' '"
CITY
.DALLAS COU
BELT LINE
JOHN C. KARLSRUHER
DRAI
GIN ,
nOlH' I'i ' V
Dote - oCTOBER,: 1988
C()IiNIIJLIIT
Dellgned -TEC D,own -TCC'
,roved - I IWG
DUNAWAY ASSOCIATES, INC.
4100 International Plaza. Tower II.
Fort Worth, Texas 7610g
~;i'i ~,,~ , 817/731-0636
WE ARE SENDING YOU
[] Prints
[] Copy of letter
/Attached Under separate cover via
J~ I~ns [] $~cifimfions
[] Change order []
· .
THESE ARE TRANSMITTED as checked below: --
DA~'E REVIEWED ,(--/o
[] For approval
a .o omKnoss ~ MA~ COnF. Cno.s
[] ~o, vo~. u. ~'l~ms~ & KE~UW~ ~ susea SPF. CW~
For r~iew and ~nt
REMARKS
COPY TO
SIGNED:
NOTE:
THIS SET OF SITE iM?ROVEMENT PLANS IS
A ;MODIFICATION OF PLANS PREPARED BY
ALBERT H. HALFF ASSOCIATES, Inc. AND APPROVED
BY CITY OF COPPELL ON 12-22-87.
8EL T L£NE RO~D
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