Why 4-Lane to 3-Lane Conversion?

If you’ve driven on portions of Junction Avenue in Sturgis; or Canyon Lake Drive, Sheridan Lake Road, or Fairmont Boulevard in Rapid City, you’ve experienced three-lane roadways with similar average daily traffic counts to Jackson Boulevard in Spearfish.

The conversion from 4-lanes to 3-lanes on Jackson Boulevard in Spearfish has been analyzed and recommended by the traffic engineers hired to analyze daily traffic counts, traffic flow, and safety.

For additional information, please review the Lane Conversion page.

Show All Answers

1. What are bicycle lanes?
2. How will the new design affect snow removal?
3. What is the estimated cost of the project?
4. What is the Tax-Increment Financing (TIF) district for project amenities?
5. What is the project phasing?
6. Why 4-Lane to 3-Lane Conversion?
7. Why a roundabout?