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Safety Highlights
Using Innovative Financing to Expedite Rural Safety Improvements
Oklahoma
Innovative financing expedited rural safety improvements, reducing project timelines and both crash costs and project costs.
Build America Package 1
Build America Package 5
Press Release
AASHTO Case Study
Work Zone Safe
Oklahoma
Work Zone Safe course for teen drivers aims to improve work zone safety.
Work Zone Safe Website
Press Release
AASHTO Case Study
Installation of High-Tension Cable Barrier to Prevent Severe Cross Over Median Collisions
Oklahoma
High-tension cable barriers reduced cross-over median serious injury and fatality collisions significantly.
Local News Article
AASHTO Case Study
Statewide Deployment of Center Line Rumble Strips
Oklahoma
Centerline rumble strips reduced fatal and serious injury collisions by 18%.
Local News Article
FHWA Guidance
AASHTO Case Study
Accelerating the Widespread Adoption of Roundabouts
Ohio
Accelerating roundabout adoption reduced total crashes by 33% and injury crashes by 71% at single-lane roundabouts.
Ohio HSIP Program Website
Roundabouts Website
AASHTO Case Study
Shoulder and Centerline Rumble Strips on Rural Two-Lane Roadways in North Carolina
North Carolina
Rumble strips on rural two-lane roadways reduced lane departure crashes by 30%.
Local News Article
Local News Article
AASHTO Case Study
Enhancing Curve Signing on Rural Two-Lane Roadways in North Carolina
North Carolina
Enhanced curve signing reduced lane departures by 33%, total crashes by 35% and fatal and injury crashes by 41%.
AASHTO Case Study
Roundabouts at High-Speed Intersections in North Carolina
North Carolina
Roundabouts at high-speed intersections reduced total crashes by 41% and fatal and injury crashes by 79%.
Evaluation of Roundabouts on High-Speed Roadways
Roundabouts Webpage
AASHTO Case Study
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