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<br />TABLE OF CONTENTS (CONTINUED) <br /> <br />4.2.5 River Diversion <br />4.2.6 Power Plant <br />4.2.7 Minimum Reservoir Pool <br />4.3 GEOLOGY, . .. . <br /> <br />Paqe <br />4-5 <br />4-5 <br />4-6 <br />4-6 <br /> <br /> <br />4.3.1 Dam and Reservoir Geological Requirements (Site <br />Identification) 4-6 <br />4.3.2 Foundation Assumptions 4-6 <br />4,3.3 Damsite Geology 4-7 <br />4.3.4 Reservoir Geology 4-8 <br />4.3.5 Potential Borrow Areas 4-9 <br />4.4 ENGINEERING AND DESIGN 4-9 <br />4.4.1 Dam . ... 4-9 <br />4.4.2 Flood Hydrology 4-10 <br />4.4.2.1 PMF Analysis 4-10 <br />4.4.2.2 Flood Frequency Analysis 4-10 <br />4.4.3 Spillway ., .. 4-11 <br />4.4.4 Outlet Works . . . 4-11 <br />4.4.5 Construction Diversion Facil ities 4-11 <br />4.5 CONSTRUCTION COSTS AND SCHEDULE 4-15 <br />4.5.1 General , . . 4-15 <br />4.5.2 Construction Costs 4-15 <br />4.5.3 Construction Schedule 4-16 <br />5.0 ECONOMIC AND FINANCIAL EVALUATION 5-1 <br />5.1 GENERAL . 5-1 <br />5.1.1 Purpose 5-1 <br />5.1.2 Alternatives 5-1 <br />5.1.2.1 Dam Heights 5-1 <br />5.1.2.2 Road Relocation 5-2 <br />5.1.2.3 Water Supply 5-2 <br />5.1.3 Summary .., 5-2 <br />5.1.3.1 Description of Analysis 5-2 <br />5.1.3.2 Results 5-3 <br /> <br /> <br />iv <br />