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COAL BASIN MINE PERMIT APPLICATION <br /> MID-CONTINENT RESOURCES, INC. <br /> CARBONDALE, COLORADO <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 Pages <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 /> levised Pond Capacities 19-21 <br /> Outside Barrier, Savage Shop Area 22-23 <br /> Evaluation, Preparation Plant Collection Ditch 24-29 <br /> Design of Slurry Pond Spillways 30-57 <br /> Technical Revisions - Removal of Savage Pond 58-64 <br /> LIST OF FIGURES <br /> Number Subject Pages <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 Plant Area 13 <br />