Crabtree Valley Transportation Study Prepared for Prepared by The Louis Berger Group, Inc. March 3, 2011 Final Report [Vision for the Valley] Table of Contents Table of Contents Table of Contents ........................................................................................................................................... i Executive Summary ....................................................................................................................................... 1 People and Ideas ......................................................................................................................................... 11 Accident Analysis ........................................................................................................................................ 17 Streets and Highways .................................................................................................................................. 37 Traffic Analysis ............................................................................................................................................ 42 Public Transportation .................................................................................................................................. 78 Appendix A: Developing Land Use Scenarios and Traffic Generation Forecasts ...................................... A-1 Appendix B: Survey and Results ................................................................................................................. B-1 Appendix C. Post-Holiday Survey Responses to Open-Ended Questions .................................................. C-1 Appendix D: Cost Estimate Analysis .......................................................................................................... D-1 Appendix E: Existing Traffic Counts and Travel Time Data ........................................................................ E-1 Appendix F: Traffic Signal Plans and Timing Schedules ............................................................................. F-1 Appendix G: Traffic Volume Diagrams ...................................................................................................... G-1 Appendix H: HCS Reports .......................................................................................................................... H-1 Appendix I: Synchro and Simtraffic Analysis Reports ................................................................................. I-1 Appendix J: Accident Analysis .................................................................................................................... J-1 Appendix K: Design Alternative Maps ........................................................................................................ K-1 Appendix L: Citizen Comments & Consultant Responses .......................................................................... L-1 The Louis Berger Group, Inc. | March 3, 2011 Table of Contents i Final Report [Vision for the Valley] List of Figures Figure 1. Study Area of Crabtree Valley ......................................................................................................................... 2 Figure 2. Mall kiosk for public involvement surveys. ..................................................................................................... 3 Figure 3. Perspective rendering of preferred transportation improvements by 2035. ................................................. 7 Figure 4. City of Raleigh Greenway Entrance................................................................................................................ 9 Figure 5. Mode of travel used to arrive at mall. ......................................................................................................... 12 Figure 6. Alternative Mode of Travel used at least once a week. ............................................................................... 12 Figure 7. Respondent car ownership. ......................................................................................................................... 12 Figure 8. Typical Method of Accessing the Study Area ............................................................................................... 12 Figure 9. Number of People in Car (Occupancy) ......................................................................................................... 13 Figure 10. Average Age of Respondents (Total = 273) ................................................................................................ 13 Figure 11. Are Traffic Delays Unacceptable? ............................................................................................................... 13 Figure 12. Accident Analysis Intersections in Study Area ............................................................................................ 17 Figure 13. Monthly Accident Summary ....................................................................................................................... 19 Figure 14. Daily Accident Summary ............................................................................................................................ 20 Figure 15. Hourly Accident Summary ......................................................................................................................... 20 Figure 16. Glenwood Avenue and Creedmoor Road Crash Diagram ........................................................................... 25 Figure 17. Glenwood Avenue and Mall Entrance/Marriott Drive Crash Diagram ...................................................... 26 Figure 18. Glennwood Avenue and Lead Mine Road/Blue Ridge Road Crash Diagram ............................................. 27 Figure 19. Glenwood Avenue and I-440 WB Ramp Crash Diagram ............................................................................ 28 Figure 20. Glennwood Avenue and I-440 EB Ramp Crash Diagram ............................................................................ 29 Figure 21. Lead Mine Road and North Hills Drive ....................................................................................................... 30 Figure 22. Creedmoor Road and Crabtree Valley Avenue Crash Diagram .................................................................. 31 Figure 23. Blue Ridge Road & Crabtree Valley Avenue Intersection .......................................................................... 32 Figure 24. Traffic Analysis Process .............................................................................................................................. 43 Figure 25. 2009 Morning Peak Hour Traffic Volumes ................................................................................................. 48 Figure 26. 2009 Evening Peak Hour Traffic Volumes ................................................................................................... 49 Figure 27. Crabtree Valley Traffic Growth Projections ................................................................................................ 52 Figure 28. Existing Transit Hub Modifications ............................................................................................................. 82 The Louis Berger Group, Inc. | March 3, 2011 Table of Contents ii Final Report [Vision for the Valley] List of Tables Table 1. 2009 Baseline Traffic Conditions. ..................................................................................................................... 4 Table 2. 2035 No Improvement Traffic Conditions. ...................................................................................................... 4 Table 3. Level of Service in 2035 with preferred transportation improvements implemented. ................................... 8 Table 4. Time savings comparing no improvements to preferred alternative improvements. ..................................... 8 Table 5. Opinion of Probable Construction Cost. .......................................................................................................... 9 Table 6. Accident Type Summary, 1/1/2007 - 12/31/2009 ........................................................................................ 18 Table 7. Accident Cost Analysis................................................................................................................................... 21 Table 8. Annual Accident Frequency .......................................................................................................................... 22 Table 9. Severity Index ................................................................................................................................................ 22 Table 10. Equivelent Property Damage Only (EPDO) Index ........................................................................................ 23 Table 11. Intersection Crash Rate ................................................................................................................................ 24 Table 12. Glenwood Avenue/Creedmoor Road Intersection Accident Data Summary .............................................. 25 Table 13. Glenwood Avenue and Mall Entrance / Marriott Drive Intersection Accident Data Summary .................. 26 Table 14. Glenwood Avenue and Lead Mine Road/ Blue Ridge Road Accident Data Summary ................................. 27 Table 15. Glenwood Avenue and I-440 WB Ramp Accident Data Summary .............................................................. 28 Table 16.