2011-08-09_REVISION - M1981185 ‎(54)‎

• Permit No: M1981185
• IBM Index Class Name: REVISION
• Doc Date: 8/9/2011
• Doc Name: CN-01 112d permit application Exhibit U Figure BMP1 thru Attachment U-3
• From: Wildcat Mining Corporation
• To: DRMS
• Type & Sequence: CN1
• Email Name: WHE
• Media Type: D
• Archive: No

JIYDRAULICS :OF CULVERTS
- 180
168
-1
144
-132
- 120
•
-108
:96
84.
72
60
e
0 54
U.
42 .
0
a 36,
33
30
27
0
rn ▪ 24
o `
- aa
}
L E
21
(1) 1.0 4.00.
- 10 (2) T.0 4•
8 t3) 1.1 4.4
6
5
4
3
. 2
' 1.0
300 •
:2,000
I,doo
800
600
e00
doo
3Q0
I0;000
a,000 LOSS COEFFICIENT ,R ( U
6,000 FOR VARIOUS ENTRANCE
5,00p IYPES --
4,000 H1Y ENTRANCE I -5,
"SCALE TYPE COEFFICIENT
•
(1) Headwall, sq. edgszor 0.5
Section conforming 10 fill
slope •
(32 /diteredto conform to slope 0.7
(3). Projecting .4o610, . 0.i
To use scale (2) or (3T preject
horizontally lo stole (1),Th n
use stralghl inclined line through
D ond Q scales, or revs/sear
glusiroted.
3.
-1.5
•.LL 200
▪ loo a .
'(2)
rn 80 0
L :60` � ��iam,�c `
tj ▪ 50 _ '" - � td.
0
40 EXAMPLE O
L - .9
39 Dfom. (0) =481n. =4 ft.
Q =70 as ,3
.20 o
Scale .1(W HY/
Co
•
1.5 •:
•
(3)
HEADWATER DEPTH FOR •
CORRUGATED STEEL- PIPE- CULVERTS
WITH INLET CONTROL
161
6.
4.
3.
-1.5
Fig. 4.18. /n /et control nomograph for-corruggated steel Alpo culverts. The manufac-
tuners recommend keeping 1114(10 to a lnaxlmum of 1.5 and preferably to no more
than 1.0.
•