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Yoast Mine <br />Pond 012A Design <br />HYDROLOGIC INPUT PAR,4M~TERS . <br />SEDCAD 4 <br />Channel YPM-5-1A <br />OPTION 2 <br />Watershed ID -Structure 10 -SWS2 <br />Sedimentology: k factor AREA <br />SOILS MAP UNIT/SOILS HYDROLOGIC SOIL k FACTOR (acres; <br />SERIES GROUP <br />6 0.32 7.24 <br />Reclaimed 7 2 <br />hted k Factor 0_32 <br />Sails series information from Yoast Mirie Permit Application Package (see Tab 9, Soil Baseline Study <br />[Nyenhuis, 1994j). Hydrologic Soil Group values are approved Yoast values (see Attachment 13-12, Table <br />13-12.2). The soil erodibility factor, "k-Factor", values are presented in Attachment 13-12, Table 13-12.2. <br />SEDCAD 4 <br />Channel YPM-5-1 <br />OPTION 2 <br />Watershed ID -Structure 10 - SWS1 <br />Sedimentology: Control Factor <br />LAND USE CONDITION COVER TYPE <br />Undistrubed Aspen/Mtn. Brush <br />Sagebrush <br />Reclaimed Reclaimed <br />Total <br />CONTROL AREA <br />VEGETATION FACTOR (acres) <br />25% canopy, 80% 0.042 2.2 <br />ground cover <br />25°.~o canopy, 80% 0.042 2.77 <br />ground cover <br />60% ground cover 0.042 40.68 <br /> 45.7 <br />ited C Factor 0.042 <br />SEDCAD 4 <br />Channel YPM-5-1A <br />OPTION 2 <br />ed ID -Structure 10 -SWS2 <br />Sedimentology: Control Factor CONTROL AREA <br />LAND USE CONDITION COVER TYPE VEGETATION FACTOR (acres) <br />Reclaimed Reclaimed 60% ground cover 0.042 7.24 <br />7.2 <br />Total <br />Weighted C Factor 0.042 <br />12.3. The values were originally presented in Renard, et al. (1997) Predicting Soil Erosion by Water. A <br />Guide to Converation Planning with the Revised Universal Soil Loss Equation (RUBLE), Agricultural <br />Handbook 703, U.S. Department of Agriculture as reported in Wamer et al. (1998) as reported in Warner et <br />al. (1998). <br />13-12.1-78C <br />Revised 02/08 <br />~ TR-37 <br />