I-580 Interregional Multi-Modal Corridor Study
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Final Report for: I-580 Interregional Multi-Modal Corridor Study IMAGE FROM GOOGLE EARTH PRO Submitted by: Prepared For: Dowling Associates, Inc. San Joaquin Transportation Engineering Planning Research Education Council of Governments 428 J Street, Suite 500 Sacramento, CA 95814 Phone: (916) 266-2190 x 304 Fax: (916) 266-2195 www.dowlinginc.com Contact: Jim Damkowitch In Association with: August 12, 2011 Table of Contents EXECUTIVE SUMMARY: I..........................................................................................................................I-1 Interregional Transportation Demand Management .................................................................................................................. i-2 Interregional Transit................................................................................................................................................................... i-2 Interregional Goods Movement.................................................................................................................................................. i-3 Policy Considerations .............................................................................................................................................. i-5 CHAPTER 1 : INTRODUCTION.................................................................................................................1-1 Interregional Transportation Partnership (ITP) ..................................................................................................... 1-1 I-580 Multi-Modal Interregional Corridor Study..................................................................................................... 1-1 Analysis Approach................................................................................................................................................... 1-3 Analysis Years ..........................................................................................................................................................................1-5 County Level of Analysis ..........................................................................................................................................................1-5 Unit of Analysis (Segmentation)................................................................................................................................................1-5 Existing Conditions ...................................................................................................................................................................1-5 Travel Demand Forecasts ....................................................................................................................................... 1-8 Tools.........................................................................................................................................................................................1-8 Procedures ...............................................................................................................................................................................1-8 Corridor Freight Trucks Forecast: Truck Traffic Volumes.......................................................................................................1-10 Report Organization............................................................................................................................................... 1-11 CHAPTER 2 : TRANSPORTATION DEMAND MANAGEMENT ...............................................................2-1 Approach .................................................................................................................................................................. 2-1 Background.............................................................................................................................................................. 2-1 What is TDM? ...........................................................................................................................................................................2-1 Why TDM?................................................................................................................................................................................2-1 Potential TDM Strategies..........................................................................................................................................................2-2 Limitations to Implementing TDM .............................................................................................................................................2-4 Existing Conditions for TDM................................................................................................................................... 2-5 Regulations...............................................................................................................................................................................2-5 Traveler Information..................................................................................................................................................................2-7 Advisory Committee..................................................................................................................................................................2-8 Case Studies ............................................................................................................................................................................2-9 Interregional TDM Scenarios ................................................................................................................................ 2-12 SJVAPCD e-TRIP (Rule 9410) and Commuter Benefits Ordinances (CBOs)........................................................................2-12 TDM: California Environmental Quality Act Condition of Approval .........................................................................................2-14 Parking Pricing........................................................................................................................................................................2-14 TDM Affected Employees Forecasts ......................................................................................................................................2-15 TDM Scenario 1......................................................................................................................................................................2-17 TDM Scenario 2......................................................................................................................................................................2-19 TDM Scenario 3......................................................................................................................................................................2-21 TRIMMS TDM Toolbox ........................................................................................................................................... 2-23 Work Trip Characteristics........................................................................................................................................................2-24 Interregional Trip Reduction Analysis ................................................................................................................. 2-28 Trip Reduction Analysis Results .............................................................................................................................................2-28 iv Trip Reduction for TDM Scenario 1 ........................................................................................................................................2-28 Trip Reduction for TDM Scenario 2 ........................................................................................................................................2-30 Trip Reduction for TDM Scenario 3 ........................................................................................................................................2-32 Interregional TDM I-580 Trip Reduction Results ................................................................................................. 2-36 I-580 Freeway Operational Performance Analysis.............................................................................................. 2-39 HOV Lanes .............................................................................................................................................................................2-39 Truck Climbing Lanes .............................................................................................................................................................2-39 Auxiliary Lanes .......................................................................................................................................................................2-39 I-580 Operational Results .......................................................................................................................................................2-40 I-580 Greenhouse Gas (GHG) Emissions Analysis............................................................................................. 2-46 GHG Components ..................................................................................................................................................................2-46 Composite Emission Rates.....................................................................................................................................................2-47