Economic and Transportation Modeling And
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OREGON DEPARTMENT OF TRANSPORTATION ECONOMIC AND BRIDGE OPTIONS EECCOONNOOMMIICC AANNDD TTRRAANNSSPPOORRTTAATTIIOONN MMOODDEELLIINNGG AANNDD AANNAALLYYSSIISS OOFF BBRRIIDDGGEE OOPPTTIIOONNSS TECHNICAL REPORT June 2004 Prepared by: ODOT Transportation Planning Analysis Unit Parsons Brinckerhoff Quade & Douglas MW Consulting HBA Specto ODOT ECONOMIC & BRIDGE OPTIONS STUDY Technical Modeling Team ODOT Transportation Planning Analysis Unit Brian Dunn, Manager William Upton, Transportation Modeling Program Manager Rich Arnold Brian Gregor Lucia Ramirez Jan Shearer Ben Stabler Consultants Carl Batten, ECONorthwest Doug Hunt, HBA Specto Tara Weidner, Parsons Brinckerhoff Quade & Douglas Michal Wert, MW Consulting OREGON MODELING STEERING COMMITTEE Bridge Modeling Peer Review Subcommittee William Upton, ODOT, Chair Carl Batten, ECONorthwest Richard Bjelland, OR Housing & Community Services Department Gregg DalPonte, ODOT Motor Carriers Kim Hoovestol, Federal Highway Administration David Kavanaugh, OR Economic & Community Development Department Becky Knudson, ODOT Policy Section Keith Lawton, Portland Metro Copyright @2004 by the Oregon Department of Transportation. Permission is given to quote and reproduce parts of this document if credit is given to the source. This project was funded in part by the Federal Highway Administration, U.S. Department of Transportation. The contents of this report reflect the views of the Oregon Department of Transportation, Transportation Planning Analysis Unit, which is responsible for the facts and accuracy of the data presented herein. The contents do not necessarily reflect the official views or policies of the Federal Highway Administration. This report does not constitute a standard, specification or regulation. For copies or more information about this report contact: William J. Upton, Transportation Modeling Program Manager Oregon Department of Transportation 555 13th Street N.E., Suite 2 Salem, Oregon 97301-4178 Telephone: (503) 986-4106 E-mail: [email protected] TABLE OF CONTENTS 20 DAYS IN MARCH...OR THE “RIDDLE EFFECT” ....................................................................... ii EXECUTIVE SUMMARY........................................................................................................................................ iii BACKGROUND......................................................................................................................................................... 1 Defining the Problem................................................................................................................ 1 The Oregon Economy.............................................................................................................. 3 Oregon Employment................................................................................................................ 6 The Oregon Highway Network................................................................................................ 6 MODELING PARAMETERS.................................................................................................................................. 10 Modeled Transportation Network.......................................................................................... 10 Bridge Deterioration .............................................................................................................. 12 Industry and Truck Parameters .............................................................................................. 12 Construction Spending and Taxation..................................................................................... 16 Non-Divisible Freight Demand ............................................................................................. 18 Parameters Common to All Scenarios ................................................................................... 18 Model Calibration .................................................................................................................. 20 MODELING RESULTS........................................................................................................................................... 22 Model Limitations.................................................................................................................. 22 Initial Modeling Process ........................................................................................................ 23 Two Courses of Action .......................................................................................................... 28 Results of the Two Courses of Action ................................................................................... 29 Construction Spending and Taxation Results........................................................................ 38 Impacts on Non-Divisible Truck Loads................................................................................. 39 IMPLEMENTATION ........................................................................................................................ 41 ODOT Recommendations...................................................................................................... 41 Tradeoff Considerations ........................................................................................................ 44 The Funding Discussion ........................................................................................................ 48 FINAL STAGING PLAN ........................................................................................................................................ 52 LESSONS LEARNED.............................................................................................................................................. 53 REFERENCES .......................................................................................................................................................... 55 APPENDIX A: CONDITION OF OREGON BRIDGES ..................................................................................... 58 APPENDIX B: THE OREGON STATEWIDE MODEL...................................................................................... 61 APPENDIX C: THE OREGON MULTI-MODAL TRANSPORTATION SYSTEM .................................. 69 APPENDIX D: TRUCK WEIGHTS AND TYPICAL TRUCKS CONTENTS.................................................. 85 i APPENDIX E: BRIDGE STUDY AND STATEWIDE MODEL OVERSIGHT COMMITTEES..................... 88 APPENDIX F: LOCAL COMMUNITY BRIDGE SURVEY .............................................................................. 93 ii Figures Figure 1: Weight limited and cracked State-owned bridges ........................................................... 2 Figure 2: Weight limited and cracked locally-owned bridges ........................................................ 2 Figure 3: Production of goods and services in Oregon................................................................... 4 Figure 4: Location of production of heavy goods in the Oregon economy.................................... 4 Figure 5: Location of production of heavy goods as part of local economies................................ 5 Figure 6: 2000 employment and population in Oregon.................................................................. 5 Figure 7: Major Oregon freight corridors (millions of 1996 tons shipped).................................... 6 Figure 8: 2001 Oregon truck average daily traffic (ADT) on Oregon freight roadways................ 7 Figure 9: Oregon freight flows in tons, by mode and truck weight................................................ 7 Figure 10: Typical truck weights for transporting industry commodities....................................... 8 Figure 11: Heavy truck permits issued from 1999-2002 ................................................................ 9 Figure 12: Four major groups of Oregon freight roadways.......................................................... 11 Figure 13: Oregon statewide model roadway network................................................................. 11 Figure 14: Sensitivity of future statewide production to elasticity value ..................................... 15 Figure 15: Construction spending and taxation schedules............................................................ 17 Figure 16: Indivisible single trip permit data................................................................................ 19 Figure 17: Levels of bridge restoration......................................................................................... 24 Figure 18: Elements of initial investment options ........................................................................ 24 Figure 19: 2025 production relative to current levels................................................................... 27 Figure 20: Growth in production from 2000 to 2025 ................................................................... 31 Figure 21: Growth in truck traffic from 2000 to 2025.................................................................. 34 Figure 22: Location of selected Federal Endangered Species ...................................................... 36 Figure 23: Growth in daily truck trips from 2000 to 2025 ........................................................... 37 Figure 24: 2025 average truck trip length..................................................................................... 37 Figure 25: Economic impact of construction spending and