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COAL BASIN MINE PERMIT APPLICATION RECEIVED <br /> MID-CONTINENT RESOURCES, INC. JAN 2& 199R <br /> CARBONDALE, COLORADO <br /> MINED I.nND RECLAMATION DIVISION <br /> Colo, L)OP" ul Netural Resources <br /> ATTACHMENT II-B-App.7-3 <br /> DAVID E. FLEMING COMPANY <br /> PREPARATION PLANT AREA SURFACE DRAINAGE PLAN <br /> TABLE OF CONTENTS <br /> Subject Page <br /> Introduction 1 - 8 <br /> General Description 9 <br /> Flood and Runoff Analysis 10 <br /> Sedimentation Pond Design 11 - 16 <br /> Stipulation Additions 17 - 18 <br /> LIST OF FIGURES <br /> Number Subject Page <br /> 1 General Facilities Location Map 6 <br /> 2 Preparation Plant Area Sedimentation Ponds 16 <br /> LIST OF TABLES <br /> Number Subject Page <br /> 1 Drainage Sub-basins for Preparation Plant Area 12 <br /> 2 Computation of Peak Discharges for Preparation 13 <br /> Plant Area <br /> 3 Computation of Sedimentation Pond Capacities 15 <br /> for Preparation Plant Area <br /> 4 Updated Sedimentation Pond Capacities 15.1 <br /> LIST OF EXHIBITS <br /> Number Subject Location <br /> 1 Plate II-Preparation Plant Area Drainage Map <br /> In Map Pocket <br /> 2 Plate I-Preparation Plant New Sedimentation <br /> Ponds - 1980 - <br /> i <br />