Table of Contents

Executive Summary ..... i Existing Conditions ..... i Future No-Build Conditions (2045) ..... ii Future Build Scenarios (2045) ..... ii Recommendations ..... iii Conclusion ..... iv

  1. Introduction ..... 1 1.1. Study Overview ..... 1 1.2. Project Location ..... 1 1.3. Previous Studies and Planned Improvements ..... 3
  2. Existing Conditions (2023) ..... 5 2.1. Transportation Demand ..... 5 Subarea Analysis ..... 5 2.2. Safety ..... 7 2.3. Land Use ..... 12 2.4. Freight Operations ..... 14 2.5. Roadway ..... 17 Context Classification ..... 18 2.6. Drainage ..... 19 Regulatory Agency/Permits ..... 21 2.7. Structures ..... 22 Existing Bridge Condition ..... 23 2.8. Environment ..... 23 Natural ..... 24 Floodplains ..... 25 Physical ..... 25 Cultural ..... 26 Archaeological and Historic Resources ..... 26 Social ..... 27 2.9. Vulnerability ..... 27
  3. Future 2045 No-Build Conditions ..... 30 3.1. Transportation Demand ..... 30 3.2. Land Use ..... 36 3.3. Freight Operations ..... 36 3.4. Resiliency ..... 36
  4. Future 2045 Build Scenarios ..... 37 4.1. Transportation Demand and Predictive Safety ..... 37 Predictive Safety ..... 38 4.2. 2045 Typical Sections ..... 41 4.3. Structures ..... 41 4.4. Cost Estimates and ROW Impacts ..... 41 4.5. Summary ..... 44
  5. Recommendations ..... 45 5.1. Mobility Analysis ..... 45 5.2. PD&E Study from SR 70 to SR 66 ..... 47 5.3. PD&E from SR 66 to US 98 ..... 47

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