Case Study Tag: Systemic approach

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Statewide Deployment of Center Line Rumble Strips

Oklahoma
Centerline rumble strips reduced fatal and serious injury collisions by 18%.
Local News ArticleFHWA GuidanceAASHTO 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 RoadwaysRoundabouts WebpageAASHTO Case Study

Reduced Conflict Intersections in North Carolina

North Carolina
Reduced Conflict Intersections reduced total crashes by 50% and frontal impact crashes by 80%.
Reduced Conflict Intersections WebpageAASHTO Case Study

All Way Stops (AWS) in North Carolina

North Carolina
All Way Stops at rural intersections reduced fatal and severe injury crashes by 92%.
All Way Stop WebpageAll Way Stop Summary BriefAASHTO Case Study

NCDOT Pedestrian Safety Improvement Program

North Carolina
The Pedestrian Safety Improvement Program implemented road safety audits and developed action plans for high-risk areas.
Pedestrian Safety Improvement WebpageAASHTO Case Study

Statewide Safety Risk Analysis and Annual HSIP Allocation to Systemically Fund Countermeasures

Florida
Statewide Safety Risk Analysis and HSIP allocation funded systemic countermeasures, significantly reducing fatal and serious injury crash rates.
FDOT System Safety Analysis ReportFDOT HSIP Implementation Plans and ReportsAASHTO Case Study
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Access mgt. Behavior Connected & automated vehicles Connected & autonomous vehicles Construction Context Design Electric vehicles Employee safety HSIP Innovation Intersections Land use Lane departure Leadership Outreach & education Planning Project development Quick build Road safety audits Roadway departure Safety cameras Safety planning Systemic approach Technology Training Transit Tribal safety Vulnerable road users Weather Wrong-way driving