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<br />DITCH <br />Design Event (24 hr.) (yr.) <br />Rainfall Event (inches) <br />Runoff (inches) <br />Watershed (acres) <br />Curve Number <br />Runoff (acre-fr.) <br />Additional Volume (acre-ft.) <br />Total (acre-fr.) <br />Peak Runoff Flow (cfs) <br />Additioal Flow (cfs) <br />• Total Peak Flow (cfs) <br />Slope <br />Side Slope (v:h) <br />Width at Bottom (fr.) <br />Depth (fr.) <br />Manning Coefficient <br />Full Flow (cfs) <br />Velocity at Full Flow (fps) <br />Depth of Peak Flow (fr.) <br />Velocity at Peak Flow (fps) <br />~MR 90-57 <br />DESIGN SPECIFICATIONS <br />SEDIMENT POND F <br />F-1 F-2 F-3 F-4 <br />10 10 10 10 <br />1.8 1.8 1.8 1.8 <br />0.9 0.9 0.9 0.4 <br />4.8 5.6 10.4 3.9 <br />90 90 90 80 <br />0.34 0.4 0.38 0.16 <br />0.34 0.4 0.38 ~ 0.16 <br />6.8 7.5 7.5 2.01 <br />6.8 7.5 7.5 2.01 <br />0.070 0.017 0.050 0.046 <br />3:1 3:1 3:1 2:1 <br />3 3 3 vee <br />2 2 2 2.20 <br />0.042 0.042 0.042 0.374 <br /> z <br />9 <br />~ <br />185.0 ,-~ <br />~ 156.3 -- <br />10.3 5.1 8.7 4.0 <br />0.1 0.1 0.1 -- <br />1.5 1.0 1.4 0.71 <br />Exhibit 13-1(u) <br />Revised 08/29/90 <br /> <br />