Appendix G Traffic Impact Study TRANSPORTATION ANALYSIS REPORT 8555 SANTA MONICA BOULEVARD MIXED-USE PROJECT MAY 2017 PREPARED FOR RINCON CONSULTANTS, INC. PREPARED BY TABLE OF CONTENTS 1. INTRODUCTION .......................................................................................................................................... 1 Project Description ...................................................................................................................................................................... 1 Study Scope.................................................................................................................................................................................... 4 Organization of Report .............................................................................................................................................................. 6 2. EXISTING CONDITIONS .............................................................................................................................. 7 Existing Street System ................................................................................................................................................................ 7 Existing Transit Service ............................................................................................................................................................... 8 Existing Traffic Volumes and Levels of Service ................................................................................................................. 9 3. FUTURE (YEAR 2019) TRAFFIC PROJECTIONS ...................................................................................... 17 Project Traffic Volumes ............................................................................................................................................................17 Existing Plus Project Traffic Conditions .............................................................................................................................18 Future Traffic Conditions .........................................................................................................................................................24 Future Transportation Improvements ................................................................................................................................24 Cumulative Base Traffic Projections ....................................................................................................................................25 Cumulative Plus Project Traffic Projections .....................................................................................................................25 4. TRAFFIC IMPACT ANALYSIS .................................................................................................................... 30 Intersection Significant Impact Criteria .............................................................................................................................30 Existing plus Project Traffic Level of Service ....................................................................................................................31 Cumulative Plus Project Impact Analysis ..........................................................................................................................31 Mitigation Program ...................................................................................................................................................................36 Street Segment Impact Analysis ..........................................................................................................................................36 Street Segment Impact Criteria ............................................................................................................................................37 Existing Plus Project Street Segment Traffic Projections ............................................................................................38 Cumulative Plus Project Street Segment Traffic Projections ....................................................................................38 5. ALTERNATIVE TRANSPORTATION MODE IMPACTS ........................................................................... 41 Significance Criteria ...................................................................................................................................................................41 Bicycle Facility Impacts .............................................................................................................................................................41 Pedestrian Facility Impacts .....................................................................................................................................................41 Transit Facility Impacts .............................................................................................................................................................42 6. CONGESTION MANAGEMENT PROGRAM ANALYSIS ......................................................................... 43 Regional Traffic Impact Analysis ..........................................................................................................................................43 Freeways ........................................................................................................................................................................................44 7. PARKING, SITE ACCESS AND CIRCULATION ......................................................................................... 45 Parking Code Analysis ..............................................................................................................................................................45 Bicycle Parking Code Analysis ...............................................................................................................................................45 Site Access ....................................................................................................................................................................................47 Site Circulation ............................................................................................................................................................................47 8. Project Alternatives .................................................................................................................................. 51 Estimated Trip Generation For Project Alternatives .....................................................................................................52 Potential Traffic Impacts Of Project Alternatives ...........................................................................................................60 9. CONSTRUCTION IMPACTS ...................................................................................................................... 66 Construction Mitigation Plan ................................................................................................................................................66 10. SUMMARY AND CONCLUSIONS ............................................................................................................. 68 APPENDICES Appendix A: Intersection Lane Configurations Appendix B: Traffic Counts Appendix C: Level of Service Worksheets Appendix D: Signal Warrant Analysis Appendix E: Site Plan Review Appendix F: Related Projects LIST OF FIGURES Figure 1 Project Area ................................................................................................................................................................... 2 Figure 2 Site Plan .......................................................................................................................................................................... 3 Figure 3 Existing Peak Hour Traffic Volumes .................................................................................................................. 10 Figure 4 Trip Distribution ........................................................................................................................................................ 20 Figure 5A Project Only Peak Hour Traffic Volumes – Existing plus Project ........................................................... 21 Figure 5B Project Only Peak Hour Traffic Volumes – Future plus Project .............................................................. 22 Figure 6 Existing plus Project Peak Hour Traffic Volumes ......................................................................................... 23 Figure 7 Related Projects ........................................................................................................................................................ 27 Figure 8 Cumulative Base Peak Hour Traffic Volumes ................................................................................................ 28 Figure 9 Cumulative plus Project Peak Hour Traffic Volumes ................................................................................. 29 LIST OF TABLES Table 1A – Level of Service Definitions for Signalized Intersections............................................................................. 13 Table 1B – Level of Service Definitions for Stop-Controlled Intersections ................................................................. 14 Table 2 – Existing Intersection