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Revised 7/8/82 <br />Bear No. 3 Drainage Calculations <br />Drainage Area (sq ft) <br />(acres) <br />Maximum Elevation (ft) <br />14inimum Elevation (ft) <br />Drainage Height (ft) <br />Length of Contour (ft) <br />LC25 6,190 <br />LC50 6,380 <br />LC75 6,570 <br />Average Slope (~) <br />Hydraulic Length (ft) <br />Acres <br />1 066,904 ~U6 7aav <br />24.~ J <br />6,762 <br />6,003 <br />759 <br />997 <br />850 <br />423 <br />40.4 or <br />1,990 <br />Curve Runoff for 10-yr, 24-hr event <br />Number Factor (inches for 1.6" rain)~o/ <br />Surface Facilities <br />and Roads 7.0 '-y 90 <br />Natural 17.5. ~2 J0. <br />_' Soi 1 Group C ~ ~ ~ \' <br />Cover: 38°6 Natural, 0°~ Disturbed <br />Juniper-Grass <br />Average 10-y r, 24-hr runoff (in) <br />Average Curve Number <br />Runoff Volume (acre-ft) <br />1.00 0.76 <br />.-- ~ <br />0.11 ~~ 0: 11~ <br />1' <br />0.30 ~ •~~ <br />79 j-, 53 <br />.60 <br />•`/ <br />~~ ~~ <br />F <br />