La Paz Transportation Planning Study
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LaLa PazPaz TTransportationransportation PlanningPlanning StudyStudy FinalFinal ReportReport June 2010 ACKNOWLEDGMENTS The La Paz Transportation Planning Study was funded by the Planning Assistance for Rural Areas Program sponsored by the Arizona Department of Transportation Multimodal Planning Division and was jointly conducted by ADOT, La Paz County, Town of Quartzsite, Town of Parker, and the Colorado River Indian Tribes. Lima & Associates wishes to thank the following for their assistance in the conduct of this Study: The Honorable Walt Akin, Former Mayor, Town of Quartzsite Brian Babiars, Acting Director, Western AZ Council of Governments Donna Baker, NPG Cable Michele E. Beggs, Public Information Officer, Kingman District, ADOT Scott Bernhart, Community Development Manager, La Paz County Emmett Brinkerhoff, Public Works Director, Town of Quartzsite Ellen Carr, Logan Simpson Design Tanya L. Cecil, General Manager, Arizona & California Railroad Aaron Curtis, Yuma Field Office, US Bureau of Land Management James D. Downing, P.E., President, Harcuvar Company Rich Ench, Tribal Planner, Colorado River Indian Tribes Lee Eseman, Western Regional Manager, Arizona State Parks Justin Feek, Project Manager, ADOT Charlene FitzGerald, Former Project Manager, ADOT Robert Flanders, Quartzsite Maintenance, ADOT Gregory Fisher, Planner I - Interim TERO Director, CRIT Guy Gorman, Community Economic Director, Town of Parker Melanie Headstream, Planner III, Arizona State Land Department Sergeant Chad Hinderliter, Arizona Department of Public Safety Mark Hoffman, Transit Planner, ADOT Robert K. Holt, P.E., The Holt Group Tish Hunter, Environmental Planning Specialist, ADOT The Honorable Wes Huntley, Mayor, Town of Quartzsite Michael Jones, Assistant Yuma District Engineer, ADOT Joan-Marie King, Planner, La Paz County Bill Knowles, Arizona Game & Fish Department Barbara Martin, The Holt Group Paul Patane, Yuma District Engineer, ADOT Deanna Pfleger, Arizona Game & Fish Department Jerry Rather, Park Manager, Buckskin Mountain State Park Dennis Shrewsbury, Administrative Sergeant, Town of Parker Police Department Tom Simmons, Public Works Director, La Paz County Ted Swendra, Avi Suquilla Airport Manager, CRIT Ms. Alex Taft, Manager, Town of Quartzsite Gina Trafton, Lake Havasu Field Office, US Bureau of Land Management James Zumpf, Sr. Transportation Planner, ADOT TABLE OF CONTENTS Page 1. INTRODUCTION ..................................................................................... 1 PURPOSE................................................................................................ 1 BACKGROUND ........................................................................................ 1 STUDY PROCESS ..................................................................................... 3 AGENCY COORDINATION AND PUBLIC INVOLVEMENT .............................. 4 ORGANIZATION OF REPORT..................................................................... 6 2. PREVIOUS STUDIES AND PLANS .............................................................. 7 REVIEW OF PREVIOUS STUDIES AND PLANS.............................................. 7 STATEWIDE, REGIONAL, LOCAL TRANSPORTATION PROGRAMS ................14 3. CURRENT CONDITIONS .........................................................................19 SOCIOECONOMIC ENVIRONMENT............................................................19 POPULATION .........................................................................................22 EMPLOYMENT .......................................................................................24 LAND USE .............................................................................................25 PHYSICAL, NATURAL, AND CULTURAL RESOURCES .................................29 CURRENT ROAD CONDITIONS .................................................................35 CURRENT INFRASTRUCTURE CONDITIONS...............................................42 CURRENT TRAFFIC AND SAFETY CONDITIONS .........................................48 CURRENT MULTIMODAL CONDITIONS .....................................................63 TRANSIT AND INTERCITY BUS SERVICES .................................................64 AVIATION .............................................................................................66 TRUCK FREIGHT ....................................................................................66 BICYCLE FACILITIES ..............................................................................66 4. FUTURE CONDITIONS............................................................................72 FUTURE SOCIOEONOMIC CONDIITIONS....................................................72 FUTURE ROAD AND TRAFFIC CONDITIONS...............................................86 HIGHWAY-RAIL CROSSINGS ....................................................................97 SUMMARY OF ROAD DEFICIENCIES AND POTENTIAL NEEDS .....................99 FUTURE MULTIMODAL CONDITIONS ..................................................... 104 FUTURE FREIGHT CONDITIONS ............................................................. 112 5. MULTIMODAL TRANSPORTATION PLAN .............................................. 115 TRANSPORTATION VISION .................................................................... 115 ALTERNATIVE ROAD NETWORK ANALYSIS ............................................ 115 RECOMMENDED ROAD PLAN ................................................................ 133 ROAD DESIGN AND ACCESS CRITERIA ................................................... 139 RECOMMENDED MULTIMODAL ELEMENT ............................................. 146 RECOMMENDED FREIGHT ELEMENT ..................................................... 161 i TABLE OF CONTENTS (Continued) Page 6. IMPLEMENTATION.............................................................................. 166 CHALLENGES TO IMPLEMENTATION ..................................................... 166 IMPLEMENTATION STRATEGIES ............................................................ 166 FUNDING SOURCES .............................................................................. 172 ENVIRONMENTAL JUSTICE CONSIDERATIONS ........................................ 179 ENVIRONMENTAL IMPACTS.................................................................. 179 REFERENCES .......................................................................................... 181 ii LIST OF TABLES Page 1-1. COORDINATION, COOPERATION & COMMUNICATION ACTIVITIES ............ 4 1-2. TECHNICAL ADVISORY COMMITTEE...................................................... 5 1-3. STAKEHOLDER INTERVIEWEES ............................................................. 5 2-1. SUMMARY OF STUDIES AND PLANS ....................................................... 7 2-2. LA PAZ COUNTY TRANSPORTATION INVESTMENT STRATEGY ................15 2-3. ADOT FIVE-YEAR TRANSPORTATION FACILITIES CONSTRUCTION PROGRAM, LA PAZ COUNTY FY 2010 – FY 2014.......................................16 2-4. AMERICAN RECOVERY AND REINVESTMENT ACT PRIORITIZED LIST OF PROJECTS, LA PAZ COUNTY .................................16 2-5. WESTERN ARIZONA ASSOCIATION OF GOVERNMENTS TRANSPORTATION PROGRAM, LA PAZ COUNTY ................................................................16 2-6. ADOT YUMA DISTRICT PROJECTS AND STUDIES ....................................17 2-7. ADOT AVI SUQUILLA AIRPORT PROGRAMMED PROJECTS .......................18 3-1. YEAR 2000 POPULATION AND DWELLING UNITS ....................................22 3-2. CHANGES IN POPULATION ...................................................................23 3-3. DEMOGRAPHIC SUMMARY...................................................................23 3-4. 2008 EMPLOYEES BY AREA, LA PAZ COUNTY.........................................24 3-5. STUDY AREA ACREAGE OF WILDLIFE REFUGES AND WILDERNESS AREAS ....................................................................32 3-6. BLM MANAGED CULTURAL RESOURCE SITES IN AND AROUND QUARTZSITE .............................................................36 3-7. NATIONAL REGISTER OF HISTORIC PLACES...........................................37 3-8. SUMMARY OF PAVEMENT CONDITIONS ON STATE HIGHWAYS, LA PAZ COUNTY .................................................................................45 3-9. PAVEMENT REMAINING SERVICE LIFE, LA PAZ COUNTY ROADS.............45 3-10. FUNCTIONALLY AND STRUCTURALLY OBSOLETE BRIDGES, LA PAZ COUNTY .................................................................................47 iii LIST OF TABLES (Continued) Page 3-11. 2009-2018 NEEDED EXPENDITURES FOR LA PAZ COUNTY ........................47 3-12. COMPARISON OF 2007 AND 2008 TRAFFIC VOLUMES...............................50 3-13. TRAFFIC VOLUME AT CALIFORNIA AVE AND RIVERSIDE BLVD INTERSECTION...................................................52 3-14. VEHICLE CLASSIFICATION AVERAGE PERCENT OF DAILY TRAFFIC (JANUARY 2008 – DECEMBER 2008) ........................................................53 3-15. ROAD SEGMENT LEVEL OF SERVICE THRESHOLDS AND DESCRIPTIONS.............................................................................55 3-16. UNSIGNALIZED INTERSECTION LEVEL OF SERVICE CRITERIA.................56 3-17. UNSIGNALIZED INTERSECTION LEVEL OF SERVICE C OR LOWER ............56 3-18. SIGNALIZED INTERSECTION LEVEL OF SERVICE CRITERIA .....................57 3-19. SIGNALIZED INTERSECTION LEVEL OF SERVICE ....................................57 3-20. QUARTZSITE TRANSIT VAN SCHEDULE AND SUGGESTED DONATIONS FOR SERVICE (ROUND