Sr 77 Corridor Profile Study

F INA L R E P OR T SR 77 Corridor H olbrook to Show Low PREPARED FOR 2018 ADOT WORK TASK N O. ADOT CONTRACT NO. MPD 0040-17 18-177972 Prepared by SR 77 CORRIDOR PROFILE STUDY HOLBROOK TO SHOW LOW ADOT WORK TASK NO. MPD-0040-17 ADOT CONTRACT NO. 18-177972 FINAL REPORT MARCH 2018 PREPARED FOR: ARIZONA DEPARTMENT OF TRANSPORTATION PREPARED BY: This report was funded in part through grants from the Federal Highway Administration, U.S. Department of Transportation. The contents of this report reflect the views of the authors, who are responsible for the facts and the accuracy of the data, and for the use or adaptation of previously published material, presented herein. The contents do not necessarily reflect the official views or policies of the Arizona Department of Transportation or the Federal Highway Administration, U.S. Department of Transportation. This report does not constitute a standard, specification, or regulation. Trade or manufacturers’ names that may appear herein are cited only because they are considered essential to the objectives of the report. The U.S. government and the State of Arizona do not endorse products or manufacturers. Table of Contents List of Figures Figure 1: Corridor Study Area ......................................................................................................... 1 EXECUTIVE SUMMARY .......................................................................................................... ES-1 Figure 2: Corridor Location and Segments ..................................................................................... 4 1.0 INTRODUCTION .................................................................................................................. 1 Figure 3: Corridor Assets ................................................................................................................ 7 1.1 Corridor Study Purpose ................................................................................................. 2 Figure 4: Corridor Recommendations from Previous Studies ....................................................... 12 1.2 Study Goals and Objectives .......................................................................................... 2 Figure 5: Corridor Profile Performance Framework ....................................................................... 13 1.3 Corridor Overview and Location .................................................................................... 2 Figure 6: Performance Area Template .......................................................................................... 14 1.4 Corridor Segments ........................................................................................................ 2 Figure 7: Pavement Performance Measures ................................................................................. 15 1.5 Corridor Characteristics ................................................................................................. 5 Figure 8: Pavement Performance ................................................................................................. 17 1.6 Corridor Stakeholders and Input Process ...................................................................... 8 Figure 9: Bridge Performance Measures ...................................................................................... 18 1.7 Prior Studies and Recommendations ............................................................................ 8 Figure 10: Bridge Performance ..................................................................................................... 20 Figure 11: Mobility Performance Measures ................................................................................... 21 2.0 CORRIDOR PERFORMANCE ........................................................................................... 13 Figure 12: Mobility Performance ................................................................................................... 24 2.1 Corridor Performance Framework ............................................................................... 13 Figure 13: Safety Performance Measures ..................................................................................... 25 2.2 Pavement Performance Area ...................................................................................... 15 Figure 14: Safety Performance ..................................................................................................... 28 2.3 Bridge Performance Area ............................................................................................ 18 Figure 15: Freight Performance Measures .................................................................................... 29 2.4 Mobility Performance Area .......................................................................................... 21 Figure 16: Freight Performance .................................................................................................... 31 2.5 Safety Performance Area ............................................................................................ 25 Figure 17: Performance Summary by Primary Measure ............................................................... 32 2.6 Freight Performance Area ........................................................................................... 29 Figure 18: Corridor Performance Summary by Performance Measure ......................................... 33 2.7 Corridor Performance Summary .................................................................................. 32 Figure 19: Needs Assessment Process ........................................................................................ 38 Figure 20: Initial Need Ratings in Relation to Baseline Performance (Bridge Example) ............... 38 3.0 NEEDS ASSESSMENT ..................................................................................................... 36 3.1 Corridor Objectives ...................................................................................................... 36 Figure 21: Corridor Needs Summary ............................................................................................ 47 Figure 22: Strategic Investment Areas .......................................................................................... 49 3.2 Needs Assessment Process ........................................................................................ 38 Figure 23: Candidate Solutions ..................................................................................................... 53 3.3 Corridor Needs Assessment ........................................................................................ 39 Figure 24: Candidate Solution Evaluation Process ....................................................................... 54 4.0 STRATEGIC SOLUTIONS ................................................................................................. 48 Figure 25: Risk Matrix ................................................................................................................... 60 4.1 Screening Process ...................................................................................................... 48 Figure 26: Numeric Risk Matrix ..................................................................................................... 60 4.2 Candidate Solutions .................................................................................................... 51 Figure 27: Prioritized Recommended Solutions ............................................................................ 65 5.0 SOLUTION EVALUATION AND PRIORITIZATION .......................................................... 54 5.1 Life-Cycle Cost Analysis .............................................................................................. 55 5.2 Performance Effectiveness Evaluation ........................................................................ 57 5.3 Solution Risk Analysis ................................................................................................. 60 5.4 Candidate Solution Prioritization ................................................................................. 61 6.0 SUMMARY OF CORRIDOR RECOMMENDATIONS ........................................................ 63 6.1 Prioritized Candidate Solution Recommendations ...................................................... 63 6.2 Other Corridor Recommendations ............................................................................... 63 6.3 Policy and Initiative Recommendations ....................................................................... 63 6.4 Next Steps ................................................................................................................... 66 March 2018 SR 77 Corridor Profile Study i Final Report List of Tables Appendices Table 1: SR 77 Corridor Segments ................................................................................................. 3 Appendix A: Corridor Performance Maps Table 2: Current and Future Population .......................................................................................... 6 Appendix B: Performance Area Detailed Calculation Methodologies Table 3: Corridor Recommendations from Previous Studies ......................................................... 10 Appendix C: Performance Area Data Table 4: Corridor Performance Measures ..................................................................................... 14 Appendix D: Needs Analysis Contributing Factors

Load more