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LOCATION: 40b <br />DRAINAGE AREA: 139 ac. <br />CN: 78 <br />SLOPE: 12% <br />PEAK DISCHARGE: 120 cfs/inch <br />P10: 1.6 inch <br />RUNOFF: 0.28 inch <br />SLOPE ADJ. FACTOR: .92 <br />PONDING FACTOR: 1.0 <br />WATERSHED SHAPE FACTOR: 139 <br />130 <br />PEAK DISCHARGE: Q10 = 120 x .28 x .92 x 130 <br />Q10 33 cfs <br />• CULVERT SIZE: 30" <br />HW = 1.5 type 2 <br />D <br />• <br />12-6-1 <br />