2016-08-01_PERMIT FILE - C1981010A

• Permit No: C1981010A
• IBM Index Class Name: Permit File
• Doc Date: 8/1/2016
• Doc Name: page 4-172 to 4-222z
• Section_Exhibit Name: 4.8 Hydrologic Impacts
• Media Type: D
• Archive: Yes

Table 4.83. Diversion ditch sizing.
East Middle Flume A98-3** -- -- -- --
�o
East Flume***
Deal Diversion **** 5.6513.46
Peak Flow
b
D
Slope
v
Diversion
(cfs)(1)
(ft)(2)
(ft)(3)
(ft/ft)
fps(4)
South
7.25
Far East Buzzard No. 1
0.7
0
0.44
.02
1.5
East Pyeatt No. 3
51.0
17.0
0.45
.05
6.3
South No. 3
0.1
1.1
0.05
.07
1.7
South No. 4
8.2
1.0
0.66
.04
5.3
Deer No. 1
5.0
2.0
0.35
.07
5.3
No Name No. 1 *
N/A
0
0.25
.03
N/A
No Name No. 2*
N/A
0
0.25
.02
N/A
West Pyeatt No. 1
72.0
12
0.43
.156
13.04
West Flume No. 1
18.0
0
1.32 (5)
.03
3.4
West Flume No. 2
14.9
0
1.17 (5)
.04
3.5
Horse
1.0
0
0.47
.096
2.2
East Middle Flume A98-3** -- -- -- --
�o
East Flume***
Deal Diversion **** 5.6513.46
101
1.130.2
.089
4.235.86
Deacon/Jeffway
Diversion Sections: *****
South
7.25
20
0.09 .106
3.9
Central
23.67
24
0.16 .116
5.95
North
30.38
24
0.22 .07
5.62
* Diversion carrying runoff from undisturbed areas.
"Diversion constructed using typical ditch design, (APP Q XVII).
***Diversion not constructed at this time.
****Deal Diversion model within Deal Pond model, (APP Q XXXVI).
*****Deacon/Jeffway Diversion structure will discharge and be captured in East Ashmore Pit, diversion design in (APP Q XVII).
(1) Peak flow for 10 -year, 24-hour precipitation event (1.4" of rain)
(2) Diversion bottom width
(3) Flow depth D = ( Qn )0.375 (Manning's n = 0.03)
Ks1/2