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Table 20. Ditch Data <br />10 -year 24- Hour Contributing Disturbed (D) or <br />Depth Top Width Ditch Slope <br />Ditch Number Peak Discharge Drainage Area Undisturbed CN (ft) ** (ft) Shape (off) D50 Rip -Rap (In) <br />(CFS) (Acres) (UD) <br />40 <br />8.04* <br />0.52 <br />D <br />73 <br />1.20 <br />6.50 <br />Trap. <br />18.0 <br />15 <br />41 <br />12.21* <br />0.44 <br />D <br />89 <br />1.30 <br />6.80 <br />Trap. <br />12.0 <br />15 <br />42 <br />16.07* <br />1.34 <br />D <br />89 <br />1.10 <br />7.40 <br />Trap. <br />2.0 <br />43 <br />2.44* <br />0.45 <br />D <br />89 <br />0.50 <br />4.60 <br />Trap. <br />6.2 <br />44(22%) <br />4.43* <br />0.25 <br />D <br />87 <br />1.10 <br />6.30 <br />Trap. <br />22.0 <br />12 <br />44(4%) <br />5.20* <br />0.27 <br />D <br />89 <br />0.70 <br />5.10 <br />Trap. <br />4.0 <br />45 <br />7.06* <br />0.65 <br />D <br />89 <br />0.76 <br />6.80 <br />Trap. <br />3.2 <br />46(32%) <br />23.21* <br />0.03 <br />D <br />87 <br />1.20 <br />7.70 <br />Trap. <br />32.0 <br />24 <br />46(5%) <br />14.32 <br />0.01 <br />D <br />87 <br />2.12 <br />8.49 <br />V <br />5.0 <br />Pit Run <br />47 <br />2.91* <br />1.00 <br />D <br />90 <br />0.60 <br />14.25 <br />V <br />2.0 <br />48 <br />1.31* <br />0.45 <br />D <br />90 <br />0.54 <br />12.35 <br />V <br />2.0 <br />49(2%) <br />53.24* <br />47.35 <br />U <br />71 <br />2.60 <br />10.80 <br />Trap. <br />2.0 <br />Pit Run <br />49(8%) <br />65.04* <br />9.79 <br />U <br />71 <br />2.20 <br />10.20 <br />Trap. <br />8.0 <br />12 <br />49(9%) <br />65.57* <br />0.07 <br />U <br />87 <br />2.10 <br />10.20 <br />Trap. <br />9.0 <br />15 <br />49(l.9%) <br />65.53* <br />1.34 <br />U <br />73 <br />2.80 <br />11.70 <br />Trap. <br />1.6 <br />Pit Run <br />49(64%) <br />65.54* <br />0.02 <br />U <br />87 <br />1.50 <br />7.52 <br />Trap. <br />64.0 <br />12" Grouted Riprap <br />49(30%) <br />65.59* <br />0.00 <br />U <br />87 <br />1.63 <br />7.89 <br />Trap. <br />30.0 <br />12" Grouted Riprap <br />49(7%) <br />65.67* <br />0.16 <br />U <br />87 <br />2.10 <br />8.60 <br />Trap. <br />12.0 <br />12 <br />50 <br />0.83 <br />0.47 <br />D <br />87 <br />0.70 <br />2.79 <br />V <br />2.0 <br />51 <br />0.64 <br />0.36 <br />D <br />87 <br />0.64 <br />2.57 <br />V <br />2.5 <br />52 <br />1.01 <br />0.57 <br />D <br />87 <br />j 0.58 <br />2.33 <br />V <br />17.0 <br />53 <br />15.85 <br />0.39 <br />D <br />87 <br />1.43 <br />5.70 <br />V <br />6.0 <br />Pit Run <br />54 <br />16.33 <br />0.27 <br />D <br />87 <br />2.28 <br />9.14 <br />V <br />3.0 <br />Pit Run <br />55 * ** <br />56 -.4`Yo <br />3.51 <br />3.10 <br />U <br />74 <br />1.90 <br />2.50 <br />V <br />0.4 <br />56 -8% <br />3.51 <br />3.10 <br />U <br />74 <br />2.10 <br />2.67 <br />V <br />8.0 <br />3 <br />57 <br />0.62 <br />0.70 <br />U <br />74 <br />0.55 <br />2.77 <br />V <br />7.0 <br />58 <br />Reserved for TR -64 Ditches <br />59 <br />Reserved for TR -64 Ditches <br />60 <br />Reserved for TR -64 Ditches <br />61 <br />7.57 <br />7.30 <br />U <br />74 <br />1 1.81 <br />9.00 <br />V <br />6.0 <br />3 <br />62 <br />2.28 <br />2.20 <br />U <br />74 <br />1.80 <br />2.40 <br />V <br />13.0 <br />3 <br />63 <br />4.16 <br />3.80 <br />D <br />87 <br />2.10 <br />2.70 <br />V <br />10.0 <br />3 <br />64 <br />1.24 <br />0.70 <br />D <br />87 <br />0.90 <br />1.20 <br />V <br />10.0 <br />65 <br />0.25 <br />0.14 <br />D <br />87 <br />0.61 <br />0.80 <br />V <br />10.0 <br />66 <br />0.71 <br />0.40 <br />D <br />87 <br />0.78 <br />1.01 <br />V <br />10.0 <br />67 <br />0.75 <br />0.64 <br />D <br />87 <br />0.79 <br />V <br />10.0 <br />68 <br />1.37 <br />0.20 <br />D <br />87 <br />0.69 <br />f8.66 <br />V <br />5.6 <br />69 <br />17.78 <br />0.05 <br />D <br />87 <br />2.17 <br />V <br />7.0 <br />6 <br />*100 Year 24 -hour Storm. <br />** Depth includes freeboard <br />* ** Refer to Exhibit 20 <br />TR -69 2.05 -11a 02/26/2014 <br />