Great Western Corridor Feasibility Study Yavapai County Board of Supervisors April 5, 2010
Project History Central Yavapai Metropolitan Planning Organization (CYMPO) Based on previous studies dating back to 1995 and the 2006 CYMPO study, a need for a new high capacity access controlled roadway was identified to meet year 2030 traffic demands. Arizona Department of Transportation (ADOT) Transportation Investment Strategy identified the need for Great Western/Glassford Hill Corridor to meet future traffic demands. Yavapai County Taking the lead to further study the Great Western Corridor for a future controlled access roadway.
Project Schedule Oct 2008 – Study initiated Feb 2009 – Agency Scoping Meeting and Public Open House July 2009 – Public Information Open House to present alternatives Sept 2009 – Preferred Corridor Alignment selected March 2010 – Feasibility Study, 15% Plans, and Environmental Overview complete
Regional Map Great Western Study Corridor
Project Location Granite Dells Pkwy Willow Creek Glassford Hill Rd
Project Overview Need for a regional system as identified by CYMPO, Yavapai County, and ADOT Continual coordination with agencies, community, and stakeholders Define the future controlled access roadway needed to efficiently move regional traffic Evaluate the environmental impacts of the preferred roadway corridor Prepare Feasibility Study and 15% design plans to identify future right-of-way requirements No construction funding
Stakeholders Yavapai County Public Works ADOT Prescott District ADOT Roadway ADOT PreDesign ADOT Environmental FHWA City of Prescott Town of Prescott Valley Town of Chino Valley AZ Game & Fish Department AZ Fish & Wildlife Arizona State Land Department Granite Dells Estates (Fann) Granite Dells Ranch (Cavan) Deep Well Ranch (James) Cortez Enterprises
2030 Projected Traffic Volumes Future Traffic 80,000 2030 Projected Traffic Volumes 57,000 64,000 106,000 91,000
Recommended Typical Section
Alternative Alignments Outer Loop Rd Road 5 South
Evaluation Categories Alternative Evaluation Matrix Evaluation Categories - Economic Development - Engineering Considerations - Construction & Maintenance Costs - Transportation Systems - Environmental Considerations
Preferred Alternative Alignment Features - 2nd shortest alignment - Minimal utility conflicts - Least potential fragmentation of pronghorn antelope habitat - Furthest alignment from existing residential
Preferred Corridor Alignment Future Chino Valley Extension Road 5 South Future Outer Loop Extension & SR 89 Interchange Great Western Extension Granite Dells Pkwy Glassford Hill Rd Future SR 89A System Interchange
Outer Loop Rd Extension & Recommended Phasing Phase 1 - Great Western local diamond interchange on SR 89A - Limited access road - 1st interchange (by developers) Future Chino Valley Extension & System Interchange Road 5 South Future Outer Loop Rd Extension & SR 89 Interchange Phase 2 - 1st segment of Great Western Extension (4 lanes) - 2nd interchange (by developers) - Great Western on/off ramps Phase 3 - Remaining segment of Great Western Extension - Granite Creek Bridge - At-grade intersection at SR 89 Great Western Phase 4 - 3rd interchange (by developers) Phase 5 - Future SR 89A Interchange (configuration TBD) Granite Dells Glassford Hill
Final Study Products Existing Drainage Report Technical Memo re: Granite Creek Crossing Analysis Traffic Report Feasibility Study Environmental Overview 15% Design Plans
Questions and Comments Thank you! For more information please visit the Yavapai County Web site: http://www.co.yavapai.az.us/PubWorks.aspx