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The summary table below lists the design information for all ditches for the entire permit area. <br />Attachment 2.05.3(3)-1 Page 7 March 2016 (TR -70) <br />JIM <br />IL <br />Structure <br />Watershed <br />Basin(s) <br />Watershed <br />Area <br />(acres) <br />Watershed <br />% Avg. <br />Slope <br />Runoff <br />Curve <br />No. <br />Design <br />Storm <br />(yrs) <br />Time of <br />Conc. <br />(hrs) <br />Peak <br />Flow <br />(cfs) <br />Avg. <br />Ditch <br />Slope % <br />Ditch <br />Bottom <br />Width (ft) <br />Ditch <br />Depth (ft) <br />Velocity at <br />Design Flow <br />(ft/sec) <br />Comments <br />Cl <br />Pond 009 <br />- <br />- <br />- <br />25 <br />- <br />1.28 <br />7.8 <br />5 <br />0.70 <br />1.30 <br />Attachment 2.05.3(3)-30 <br />C2 <br />Pond 009 <br />- <br />- <br />- <br />25 <br />- <br />0.52 <br />7.4 <br />4 <br />0.63 <br />0.90 <br />Attachment 2.05.3(3)-30 <br />IPTWI <br />Pond 009 <br />- <br />- <br />- <br />25 <br />- <br />0.22 <br />6.9 <br />1 <br />0.73 <br />0.92 <br />Attachment 2.05.3(3)-30 <br />IPTW2 <br />Pond 009 <br />- <br />- <br />- <br />25 <br />- <br />0.20 <br />1.7 <br />4 <br />0.70 <br />0.32 <br />Attachment 2.05.3(3)-30 <br />C3 <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />Removed <br />C4 <br />18,19,20 <br />99.2 <br />7.8 <br />81 <br />10 <br />0.66 <br />33.0 <br />4.4 <br />10 <br />0.47 <br />6.4 <br />Only partly disturbed <br />C4A <br />Pond 018 <br />- <br />- <br />- <br />100 <br />- <br />23.2 <br />2.9 <br />8 <br />1.4 <br />3.52 <br />Attachment 2.05.3(3)-28 <br />East <br />Ditch <br />Pond 018 <br />- <br />- <br />- <br />100 <br />- <br />8.91 <br />5.0 <br />8 <br />1.0 <br />2.60 <br />Attachment 2.05.3(3)-28 <br />C5 <br />Pond 016 <br />- <br />- <br />- <br />100 <br />- <br />7.10 <br />5.0 <br />4 <br />1.12 <br />2.89 <br />Attachment 2.05.3(3)-29 <br />C6 <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />Removed <br />C7 <br />Pond 012 <br />- <br />- <br />- <br />25 <br />- <br />1.17 <br />2.1 <br />4 <br />0.93 <br />0.91 <br />Attachment 2.05.3(3)-31 <br />C8 <br />Pond 012 <br />- <br />- <br />- <br />25 <br />- <br />1.74 <br />6.0 <br />4 <br />0.81 <br />1.60 <br />Attachment 2.05.3(3)-31 <br />C9 <br />Pond 013 <br />- <br />- <br />- <br />25 <br />- <br />6.43 <br />3.2 <br />3 <br />1.32 <br />2.70 <br />Attachment 2.05.3(3)-32 <br />C10 <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />Removed <br />Cil <br />2, 24, 25 <br />62.4 <br />4.3 <br />80 <br />100 <br />0.74 <br />47.8 <br />3.9 <br />8 <br />0.79 <br />6.3* <br />Post mine 2700 Rd (lined) <br />C12 <br />25 <br />15.2 <br />4.0 <br />80 <br />100 <br />0.35 <br />18.0 <br />3.7 <br />4 <br />0.46 <br />5.7 <br />Post mine at BB Road <br />C13 <br />24 <br />21.1 <br />4.6 <br />80 <br />100 <br />0.50 <br />20.8 <br />2.6 <br />7 <br />0.54 <br />4.78 <br />Post mine at BB Road <br />C14 <br />3 <br />15.2 <br />4.8 <br />80 <br />100 <br />0.31 <br />19.0 <br />7.5 <br />8 <br />0.35 <br />6.3 <br />Post mine at BB Road <br />C15 <br />Pond 009 <br />- <br />- <br />- <br />25 <br />- <br />0.04 <br />8.9 <br />4 <br />0.44 <br />0.21 <br />Attachment 2.05.3(3)-30 <br />C16 <br />None - <br />CC Ditch <br />CC Ditch <br />Overflow <br />N/A <br />N/A <br />N/A <br />N/A <br />20.0 <br />21.0 <br />7 <br />4.0 <br />6.6 <br />Ditch is placed on bedrock <br />leading to Tuttle Draw <br />C17 <br />5 <br />31.8 <br />6.1 <br />78 <br />100 <br />0.50 <br />26.9 <br />1.0 <br />5 <br />1.06 <br />3.58 <br />Reclaimed & Vegetated <br />C18 <br />Upper <br />2700' <br />6, 18, 19, <br />20,21 <br />169.2 <br />5.0 <br />78 <br />25 <br />1.21 <br />47.0 <br />1.0 <br />7.0 <br />1.22 <br />4.02 <br />Part Disturbed (temporary) <br />Attachment 2.05.3(3)-1 Page 7 March 2016 (TR -70) <br />