Colorado Boulevard Corridor Study

The City of Spearfish and South Dakota Department of Transportation (SDDOT) are conducting a study of Colorado Boulevard to determine current and future transportation needs as the area continues to experience significant growth and development.

Goals of this Corridor Study

• Analyze traffic safety conditions
• Analyze current and future land use plans for properties along the corridor
• Analyze intersection operations
• Forecast future traffic conditions
• Develop prioritized list of needs and solutions
• Engage with the public and stakeholders
• Conduct preliminary environmental screening
• Provide recommended schedule of improvement projects

Study Area

Project limits include Colorado Boulevard from N 27th Street to U.S. Highway 85.

Study Timeline

We anticipate the Corridor Study will be complete in December 2023.

Public Involvement

Throughout the plan development process, information about events and surveys will be posted here.

Public Meeting

Thursday, Aug. 24, 2023

5:30 - 7 p.m.

Western Heritage Center
825 Heritage Drive
Spearfish, SD 57783

Click the links below to view the public meeting materials:

• Presentation
• Handout
• Display Boards

Public Meeting

Thursday, Feb. 2, 2023

5:30 - 7 p.m.

Western Heritage Center
825 Heritage Drive
Spearfish, SD 57783

Click the links below to view the public meeting materials:

• Presentation
• Handout
• Display Boards

Resources

Related Plans and Documents

• City of Spearfish Comprehensive Plan
• City of Spearfish Master Transportation Plan
• City of Spearfish Parks and Recreation Master Plan
• SDDOT Strategic Highway Safety Plan
• U.S. Highway 14A and Exit 14 Corridor Study
• Interstate 90 Exit 14 IMJR
• U.S. Highway 85 – Spearfish to Deadwood
• Spearfish Rest Area Study