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1-5:Aurora Donald Interchange(Exit 278) <br /> Interchange Area Management Plan for Marion County Approval <br /> ODOT KN19062 <br /> Oregon Department of Transportation—Region 2 <br /> TABLE OF CONTENTS (CONTINUED) <br /> 4-2 CR-2 and CR-4 Traffic Operation 4-8 <br /> 4-3 DIR Traffic Operation 4-12 <br /> 4-4 FDR Traffic Operation 4-15 <br /> 4-5 FDS Traffic Operation 4-18 <br /> 4-6 DGR Traffic Operation 4-21 <br /> 4-7 SPI Traffic Operation 4-24 <br /> 4-8 DDI Traffic Operation 4-26 <br /> 4-9 Alternative Evaluation 4-34 <br /> 5-1 Preferred Alternative 2042 Performance 5-7 <br /> 5-2 Phase 1 Performance 5-11 <br /> APPENDICES <br /> A Background and Policy Technical Memorandum <br /> B Land Use Policy Memorandum <br /> C Land Use Existing Conditions Memorandum <br /> D Transportation Memorandum <br /> E Natural Resources Memorandum <br /> F Wetland and Waters Determination Memorandum <br /> G Parks and Recreation Existing Conditions Technical Memorandum <br /> H Level 1 Hazardous Materials Corridor Study <br /> I Road Shoulder Soil Sampling Technical Memorandum <br /> J Archaeologic Resources Memorandum <br /> K Existing and Future No-Build Traffic Conditions Technical Memorandum <br /> L Interchange Alternatives Selection Process Technical Memorandum <br /> M Preferred Alternative Technical Memorandum <br /> N Preferred Alternative Cost Estimate <br /> O Categorical Exclusion Closeout Document <br /> P Phase 1 Cost Estimate <br /> Q Phase 2 Cost Estimate <br /> R Stakeholder and Public Involvement Technical Memorandum <br /> July 2020 1274-3012-031 v <br />