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Total Area: 135.850 Acre <br />---------------------------- <br />---------------------------- <br />Time of Concentration (SCS Method) <br />Project: 011 Pond <br />Location: NEW HORIZON MINE <br />Developed <br />Curve Number: 74 <br />Length of Flow (ft): 2802.25 <br />Average Land Slope (percent): 2.87 <br />Time of Concentration (hrs): 0.85 <br />By: R L GUBKA Date: <br />Checked: Date: <br />-------------------------------------------- <br />-------------------------------------------- <br />Graphical Peak Discharge <br />Project: 011 Pond By: R L GUBKA Date: <br />Location: NEW HORIZON MINE <br />Developed <br />1. Data: <br />Checked: Date: <br />Drainage area: .................... A = 135.8500 Acres <br />Runoff Curve Number: ............. CN = 74 <br />Time of Concentration: ........... Tc = 0.85 <br />Storm Type: ....................... = II <br />Attachment 2.05.3(3) -20 -9 <br />