FINAL REPORT SR 179/SR 89A/ SR 260 Corridor Profile Study Junction I-17 to Junction I-17 PREPARED FOR MARCH 2018 ADOT WORK TASK NO. ADOT CONTRACT NO. MPD 0041-17 18-177731 Prepared by SR 179/SR 89A/SR 260 CORRIDOR PROFILE STUDY SR 179: I-17 TO SR 89A SR 89A: SR 179 TO SR 260 SR 260: SR 89A TO I-17 ADOT WORK TASK NO. MPD 0041-17 ADOT CONTRACT NO. 18-177731 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 n ot 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 6.3 Policy and Initiative Recommendations ...........................................................................67 6.4 Next Steps..........................................................................................................................70 EXECUTIVE SUMMARY................................................................................................................. ES-1 1.0 INTRODUCTION ........................................................................................................................ 1 1.1 Corridor Study Purpose ...................................................................................................... 2 1.2 Study Goals and Objectives ............................................................................................... 2 1.3 Corridor Overview and Location......................................................................................... 2 1.4 Corridor Segments .............................................................................................................. 2 1.5 Corridor Characteristics ...................................................................................................... 5 1.6 Corridor Stakeholders and Input Process.......................................................................... 8 1.7 Prior Studies and Recommendations ................................................................................ 8 2.0 CORRIDOR PERFORMANCE ................................................................................................ 15 2.1 Corridor Performance Framework.................................................................................... 15 2.2 Pavement Performance Area ........................................................................................... 17 2.3 Bridge Performance Area ................................................................................................. 20 2.4 Mobility Performance Area ............................................................................................... 23 2.5 Safety Performance Area ................................................................................................. 27 2.6 Freight Performance Area ................................................................................................ 31 2.7 Corridor Performance Summary ...................................................................................... 34 3.0 NEEDS ASSESSMENT ........................................................................................................... 38 3.1 Corridor Objectives ........................................................................................................... 38 3.2 Needs Assessment Process ............................................................................................ 40 3.3 Corridor Needs Assessment ............................................................................................ 41 4.0 STRATEGIC SOLUTIONS ...................................................................................................... 50 4.1 Screening Process ............................................................................................................ 50 4.2 Candidate Solutions .......................................................................................................... 55 5.0 SOLUTION EVALUATION AND PRIORITIZATION.............................................................. 58 5.1 Life-Cycle Cost Analysis ................................................................................................... 59 5.2 Performance Effectiveness Evaluation ............................................................................ 61 5.3 Solution Risk Analysis ...................................................................................................... 64 5.4 Candidate Solution Prioritization ...................................................................................... 65 6.0 SUMMARY OF CORRIDOR RECOMMENDATIONS............................................................ 67 6.1 Prioritized Candidate Solution Recommendations.......................................................... 67 6.2 Other Corridor Recommendations ................................................................................... 67 March 2018 SR 179/SR 89A/SR 260 Corridor Profile Study i Final Report List of Figures List of Tables Figure 1: Corridor Study Area ............................................................................................................... 1 Table 1: SR 179/SR 89A/SR 260 Corridor Segments .........................................................................3 Figure 2: Corridor Location and Segments .......................................................................................... 4 Table 2: Current and Future Population................................................................................................6 Figure 3: Corridor Assets ...................................................................................................................... 7 Table 3: Corridor Recommendations from Previous Studies ............................................................10 Figure 4: Corridor Recommendations from Previous Studies ........................................................... 14 Table 4: Corridor Performance Measures ..........................................................................................16 Figure 5: Corridor Profile Performance Framework ........................................................................... 15 Table 5: Pavement Performance.........................................................................................................18 Figure 6: Performance Area Template ............................................................................................... 16 Table 6: Bridge Performance...............................................................................................................21 Figure 7: Pavement Performance Measures ..................................................................................... 17 Table 7: Mobility Performance .............................................................................................................25 Figure 8: Pavement Performance ....................................................................................................... 19 Table 8: Safety Performance ...............................................................................................................29 Figure 9: Bridge Performance Measures ........................................................................................... 20 Table 9: Freight Performance ..............................................................................................................32 Figure 10: Bridge Performance ........................................................................................................... 22 Table 10: Corridor Performance Summary by Segment and Performance Measure ......................36 Figure 11: Mobility Performance Measures ....................................................................................... 23 Table 11: Corridor Performance Goals and Objectives .....................................................................39 Figure 12: Mobility Performance ......................................................................................................... 26 Table 12: Final Pavement Needs ........................................................................................................42 Figure 13: Safety Performance Measures.......................................................................................... 27 Table 13: Final Bridge Needs ..............................................................................................................43 Figure 14: Safety Performance ........................................................................................................... 30 Table 14: Final Mobility Needs ............................................................................................................44 Figure 15: Freight Performance Measures......................................................................................... 31 Table 15: Final