2009-09-21_PERMIT FILE - C1981010A ‎(43)‎

• Permit No: C1981010A
• IBM Index Class Name: Permit File
• Doc Date: 9/21/2009
• Doc Name: page 4-172 to 4-222z
• Section_Exhibit Name: 4.8 Hydrologic Impacts
• Media Type: D
• Archive: Yes

• Table 4.8-3. Diversion ditch sizing.
Peak Flow b D Slope v
Diversion (cfs)(1) (ftx2) (ftx3) (ft/ft) fps(4)

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 .08
• East Flume
* Diversion carrying runoff from undisturbed areas.
(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)
Ksv2
(4) Flow velocity v = Q/A
(5) Manning's n = 0.06
n4$-31 00103
I'
L
4-177 Revision;
Hpprovecf: ?[2(