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<br />`~ <br />J <br />• <br />TR-37 <br />Yoast Mine <br />Pond 012A Design <br />HYDROLOGIC INPUT PARAIYIETERS <br />SEDCAD 4 <br />Channel YPM-1-1 <br />Watershed ID -Structure 1 - SWS1 <br />Sedimentology: Control Factor <br /> CONTROL AREA <br />LAND USE CONDITION COVER TYPE VEGETATION FACTOR (acres) <br /> <br />Undistrubed <br />Aspen/Mtn. Brush 25% canopy, 80% <br />ground cover 0.042 2.4 <br /> <br />Sagebrush 25%canoPY, 80% 0.042 0.7 <br /> ground cover <br />imed <br />R <br />l Reclaimed 60% ground cover 0.042 51.1 <br />ec <br />a <br />Total 54.2 <br />Weighted C Factor 0.042 <br />The Control Factor values are approved Yoast Mine values as presented in Attachment 13-12, Table 13- <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 sported in Warner et al. (1998) as reported in Warner et <br />al. (1998). <br />13-12.1-64 <br />Revised 02!08 <br />