1. ITS to Address Non-Signalized Rural Intersection Safety Ray Starr, Assistant State Traffic Engineer Intelligent Transportation Systems Section Minnesota Department of Transportation

2. Crash Analysis

3. Crashes Right angle crashes are overrepresented at rural STOP controlled intersections. Most of the fatal crashes are stop and proceed. Strategies to address include use of ITS technologies.

4. Traditional Safety Strategies Improve Geometry – Partial and full grade separation on expressways Enhance traditional signs and markings Install street lights

5. Three Major ITS Systems CICAS – Stop Sign Assist – Rural Expressways – Gap Based Intersection Collision Warning – Mainline Warning – Cross Street Warning Stop Sign Warning

6. Goals Effective – Reduce Fatal Crashes Reliable Appropriate Cost for the Location

7. CICAS-SSA Cooperative Intersection Collision Avoidance Systems - Stop Sign Assist

8. Hwy 52 & Goodhue County 9

9. CICAS - SSA

10. Intersection Collision Warning Cross Street WarningMainline Warning

11. Stop Sign Warning

12. Safe Intersection Project Evaluate Commercial Off the Shelf (COTS) systems that are: Low-cost Easy to operate and maintain Readily deployable in rural areas

13. An Idea Whose Time Has Come!

14. Michigan ENTERPRISE Project

15. Virginia

16. North Carolina

17. Missouri

18. Pennsylvania

19. Maine

20. Future Activities FHWA Safety Initiative ENTERPRISE Pooled Fund Project Promote Development of Standards for MUTCD

21. MORE INFORMATION Ray Starr Assistant Traffic Engineer Ray.Starr@state.mn.us For ITS Projects http://www.dot.state.mn.us/guidestar/index.html