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X <br />N <br />rn <br /> <br />DITCH <br />Design Event (24 hr.)(yr.) <br />Rainfall Event (inches) <br />Runoff (inches) <br />lJetershed (acres) <br />Curve Plumber <br />Runoff (acre-f t.) <br />Additional Volume (acre-ft.) <br />Total (acre-f t.) <br />Peak Runuff Flow (cfs) <br />Additional Flow (cfs) <br />Total Peak Flow (cfs) <br />Slope <br />Side Slope (v:h) <br />Width at Buttom (ft.) <br />Depth (ft.) <br />Manning Coefficient <br />Full Flow (cfs) <br />Velocity at Full Flow (fps) <br />Depth of Peak Flow (ft.) <br />Velocity at Peak flow (fps) <br />Responsibility <br />'~ ~ n111'~1 ~'~~il II I1 fi f'1' ~~~'1'PII I 1~ -~'~~' -Il i~(, <br /> <br />TABLE 91-31-2 <br />DESIGN SPECIFICATIONS <br />SEDIMENT PONDS D, G, AND F* <br />G-1(a) G-1 b G-1(c) f,-2 G-3(a) G-3 b GG=4 <br />30 10 10 10 10 lU 10 <br />1.8 1.8 1.8 1.8 1.8 1.8' 1.8 <br />U.2 0.2 0.2 0.2 0.11 0.13 0.2 <br />427 427 445 17.8 1.5 4.02 26 <br />70 70 70 10 80 80 71 <br />7.1 7.1 7.4 0,3 0,17 0,52 0.43 <br />-- <br />7.1 -- <br />7.1 -- <br />7.4 -- <br />0.3 -- <br />0.11 -- <br />0.52 -- <br />0.43 <br />40.0 40.0 43.9 3.9 1.0 2.0 7.3 <br />-- <br />40.0 -- <br />40.0 -- <br />43.9, -- <br />3.9 -- <br />~ 1 -- <br />2 -- <br />7.3 <br />0.010 0.150 0.030 0.028 0.058 0.022 0.017 <br />3:1 3:1 3:1 3:1 3:1 3:1 3:1 <br />12 lU 12 3 2 2 3 <br />2 2 3 2 1 1 1 <br />0.042 0.052 0.042 0.042 0.042 0.042 0.042 <br />164.0 445.9 619.7 117.0 3.4 18:6 20.61 <br />4.6 13.9 9.8 6.5 6.1 3.7 3.4 <br />0.9 0.5 0.7 0.4 0.17 0.33 0.6 <br />3.0 6.6 4.4 2.6 2.3 2.02 2.5 <br />TCC TCC TCC TCC TCC TCC TCC <br /> <br />