ST9302-CS 99110111/01/99
9729~195~8
M0N 11:46 FAX 97293Y'""'k38 D0Wl)EY ANDERSON ASS!~"N [~]001
Dowdey~ Anderson & Associa!es~ InC,
5225 Village Creek Dr., Suite 200
Piano, Texas 75093
III
Date: .! t. ~ .c~
Number of pages Including cover sheet:
Project: ~
eho.o: ~'lZl ~ql'Z~51
CC:
I
Phone: 972-931-0694
Fax phone: 972-931-9538
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R_~MARKS: [] Urgent [] For your review [] Reply ASAP
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11/01/99
~[ON 11:47 FAX 9729319538 DOWDEY ANDERSON ASS0C
CUT 4~EMOVE EXIST. o
FLUME & PAVING
AT IN.DE INLET WAM.
CONST. G~ MOOIFY CURB INLET
TC 505.19, FL 502.19
PROP, 5' WALK
0 50
SCALE IN FEET
~002
IOO
F_,N'GINI~.F.R:
DO WD E E ANDERSON & ,4S$ 0CI~4 TE~, IN(.
5225 Yiilage Creek Drive, Suite 200
Piano, Texas 75095
(972) 951-0694
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~ON 11:47 FAX g72931g~38
EXAMPLE ,
Known:
Quantity of Flow = 16.0c.f.s,
Maximum Depth of Flaw Desired
in Gutter At Low Point {ye) = 0.4'
Find:
Length of Inlet Required (Li)
4
2 $ 4
DOWDEY ANDERSON ASSOC
Solution:
Enter Graph at 16.0 c.f ;.
Intersect y~ = 0.4'
Read Li = 9.Z'
Use I0' Inlet
$ 45 6 7 8 9 I0 15 20
30 40 50 60 70 80Z$
20,
15
9
8
7
6
5
5 6 ? 8 9 K~ 15 20
Q- QUANTITY OF FLOW IN C. ES.
4
40 50 60 7080
'~UGHNES~ coEFFICIENT n = .0175'
STREET CROWN TYPE
WIDTH
ALL Straight and Parabolic
G - 12
RECESSED AND STANDARD
CURB OPENING INLET
CAPACITY CURVES
AT LOW POINT
FIGURE 12