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<br />V. <br /> <br />VI. <br /> <br />VII. <br /> <br />VIII. <br /> <br />IX <br /> <br />TABLE OF CONTENTS <br /> <br />I. <br /> <br />Introduction <br /> <br />11 <br /> <br />II. <br /> <br />Site Description <br />2.1 Project Area. <br />2.2 Tributaries <br />2.3 Summary . <br /> <br />.2.1 <br />.2.1 <br />2.1 <br />.2.3 <br /> <br />III. <br /> <br />Hydrology . <br />3.1 Peak Events <br />3.1.1 Uncompahgre River. <br />3.1.2 Tributaries. <br />3.2 Flow Duration. <br />3.3 Hydrographs <br /> <br />.3.1 <br />.3.1 <br />.3.1 <br />.3.2 <br />.34 <br />.34 <br /> <br />IV. <br /> <br />Geomorphology . <br />4.1 Existing Conditions. <br />4.1.1 Profile <br />4.1.2 Planform. <br />4.1.3 Cross-Sectional Geometry. <br />4.14 Stream Classification <br />4.1.5 Sediment Transport Considerations. <br />4.2 Geomorphic Paramete"s for Proposed Project Condition <br />4.2.1 Stream Type. <br />4.2.2 Bankfull Discharge. . <br />4.2.3 Cross-Sectional Geometry. <br />4.24 Planform and Profile. <br /> <br />.4.1 <br />4.1 <br />4.1 <br />.4.2 <br />.4.2 <br />.44 <br />.4.6 <br />.4.6 <br />.4.6 <br />.4.7 <br />.4.7 <br />.4.8 <br /> <br />Hydraulics. <br />5.1 Cross-Sectional Geometry . <br />5.2 Flow Resistance and Energy Loss. <br />5.3 Results of Hydraulic Ar'alysis. <br /> <br />.5.1 <br />.5.1 <br />.5.1 <br />.5.1 <br /> <br />Sediment Transport . <br />6.1 Sediment Supply <br />6.2 Initiation of Bed Material Movement <br />6.3 Sediment Transport F<ates <br />64 Formative Discharge. <br />6.5 Hydraulics.. <br />6.6 Results of Sediment Transport Analysis <br />6.7 Consideration of Mud and Debris Flows in Tributaries. <br />6.7.1 Portland and Cascade Creeks. <br />6.7.2 Skyrocket and Bridalveil Creeks <br />6.8 Freeboard and Maintenance Issues <br /> <br />.6.1 <br />.6.1 <br />.64 <br />.6.5 <br />.6.7 <br />.6.7 <br />.6.8 <br />6.15 <br />6.15 <br />6.17 <br />. 6.18 <br /> <br />Summary and Conclusions <br /> <br />.7.1 <br /> <br />References <br /> <br />.8.1 <br /> <br />Report Preparation <br /> <br />.9.1 <br /> <br />APPE:NDIX ~, <br />