Study Overviews

The Utah Department of Transportation (UDOT) is conducting two studies in the Summit County and Wasatch County areas — the Phoston Spur & Rail Trail Study and the U.S. Route 40 (US-40) Corridor Study. Due to the proximity of the study areas, the two study teams are working together to provide information to the public.

Learn more about the Phoston Spur & Rail Trail Study and the US-40 Corridor Study:

Visit the Phoston Spur and Rail Trail Study website.

Visit the US-40 Corridor Study website.

 

Phoston Spur & Rail Trail and US-40 Corridor Study Open House Boards

The Phoston Spur & Rail Trail open house took place on June 3, 2025. The public can view the informational boards about the study below. Public comments on each study were accepted through June 20, 2025. 

Review the Phostson Spur Open House Boards.

Review the US-40 Open House Boards.

 

Study Areas

Click on the map to enlarge. 

Map of Summit County area highlighting the study areas for US-40 Corridor Study and the Phoston Spur and Rail Trail Study. US-40 Corridor study is highlighted in yellow along US-40 from I-80 to right before SR-32. The Phoston Spur and Rail Trail Study area is highlighted in purple and is along the trails near the northeastern side of US-40 on the trails there right before I-80.

 

Nearby Projects

For information about the Re-create 248 Transit Study in Park City, visit the Re-create 248 website.

Study Schedules

live
live
Phoston Spur & Rail Trail Study

Activities: 

  • Study began – February 2025
  • Public meeting – June 3, 2025
  • Study concludes – Early Summer 2026

complete
complete
U.S. Route 40 Corridor Study

Activities: 

  • Study began – February 2025
  • Public meeting – June 3, 2025
  • Study concluded – January 2026

Contact Information

To contact the public information team with questions or concerns:

Hotline: 385-446-8881

Email: us40area@utah.gov

When sending an email, please include the applicable study name in the subject line.