2011-12-16_REVISION - M1977572 (71)

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Table 2.1 Flood Hydrology [FEMA 1982] 2.1 Table 3.1 Comparison of 100 -Year Water Surface Elevation for the Effective, Duplicate Effective Corrected Effective and Existing Conditions 3.5 Table 4.1 Results of Hydraulic Analysis of Berm A Spillway with NAG P550 TRM 4.3 Table 5.1 Comparison of 100 -Year Water Surface Elevation for Corrected Effective, Existing and Proposed Conditions 5.2 Table 5.2 Berm A Spillway Rating Curve With and Without Tailwater I Pit #1 5.6 Figure 1.1 Vicinity Map 1.2 Figure 1.2 Site Map 1.3 Figure 2.1 Peak Annual Discharge 1949 - 2009 2.2 Figure 2.2 Arkansas River at Lamar Total Annual Discharge Volume 1949 - 2009 2.3 Figure 2.3 Arkansas River at Lamar Annual Flow Duration Curves 2.3 Figure 2.4 Arkansas River May 1996 Hydrograph 2.4 Figure 2.5 Arkansas River August 1997 Hydrograph 2.5 Figure 3.1 Effective and Duplicate Effective Cross Section Location Map 3.2 Figure 3.2 Cross Section Location Map Existing Conditions 3.4 Figure 3.3 1977 and 2005 Aerial Photo Comparison 3.7 Figure 3.4 Channel and Overbank Profile of Corrected Effective and Existing Conditions 3.8 Figure 3.5 South East Property Line Berm F Profiles of Corrected Effective and Existing Conditions 3.9 Figure 5.1 Channel and Overbank Profile of Corrected Effective, Existing, and Proposed Conditions 5.3 Figure 5.2 Berm F Profile of Corrected Effective, Existing, and Proposed Conditions 5.4 Figure 5.3 Arkansas River at Lamar Annual Flow Duration through Berm A Spillway 5.5 Figure 5.4 May 1996 Hydrograph of Total Arkansas River and Proposed Berm A Spillway Discharge 5.6 Figure 5.5 August 1997 Hydrograph of Total Arkansas River and Proposed Berm A Spillway Discharge 5.7 Figure 5.6 Pit #1 Stage vs Volume Rating Curve 5.7 Figure 5.7 May 1996 Hydrograph of Proposed Berm A Discharge and Pit #1 Volume 5.8 Figure 5.8 August 1997 Hydrograph of Proposed Berm A Discharge and Pit #1 Volume 5.9 Appendix A: Appendix B: B.1 Northbound Structure B.2 Southbound Structure TABLE OF CONTENTS (Continued) LIST OF FIGURES LIST OF TABLES LIST OF APPENDICES Arkansas River Realignment Hydraulic Analysis [WRC 1987] Highway 50 Bridge As -Built Drawings Appendix C: Flood Mitigation and Reclamation Plan Construction Drawings COVALCOO1_Phase 11 Report_082211.docx 11 ANdERSON CONSULTING ENGINEERS, INC.