Case Study Tag: Technology

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Improving Rural Intersection Safety and Efficiency with Dynamic Dilemma Zone Protection: Alabama Pilot Study

Alabama
Rural high-speed intersections in Alabama experienced several benefits, including 24-35% fewer red light-runner crashes, in a pilot of CWA (continuous wide area) sensors used in a dynamic DZP (dilemma zone protection) system.
AASHTO Safety Summit Poster 2025

TIM Training and Technology Supporting Post-Crash Care

FHWA
FHWA highlights efforts to support EMS through TIM technology, training, on-the-scene tools, and vehicles. Many states have introduced TIM training and technology to bolster post-crash care.
AASHTO Safety Summit Poster 2025

Safety of Automated Vehicles Services – Status and Projections

Colorado
AV robotaxi services are rolling out throughout the United States. The current safety record is encouraging. Projections show that the safety benefits of AV will be realized at scale in the 2030s.
AASHTO Safety Summit Poster 2025Scan Tour ArticleStudy Document

Driver Risk Based Analytics

Florida
Florida DOT identified hot spots for driver behavior across its District 2, allowing them to develop countermeasures to address poor behavior and crashes in those locations.
AASHTO Safety Summit Poster 2025HSIP Report 2024Safe Roads Challenge WebsiteSafe Roads App - GoogleSafe Roads App - Apple

ATSSA: 2025 Innovations Saving Lives on America’s Roads

ATSSA
ATSSA highlights roadway safety innovations that include AI & machine learning for predictive safety, smart work zone and connected vehicle technologies, modular and sustainable materials, enhanced visibility for pedestrians and workers, and real-time data integration.
AASHTO Safety Summit Poster 2025

FDOT SAFETY Systems Enterprise

Florida
To identify locations with high Return on Investment for safety improvements, Florida DOT developed an advanced platform that integrates extensive data and safety metrics into one platform.
AASHTO Safety Summit Poster 2025

Applying a Safe System Approach to Reduce Risk at Railroad Crossings

Florida
FDOT employs multiple safety measures around railroad crossings, covering each safe system principle. Engineering countermeasures have reduced crashes, blockage, and unsafe behavior. FDOT proactively audits, inspects, and monitors for hazards.
AASHTO Safety Summit Poster 2025

Post-Crash Care Safety Initiatives in Kansas

Kansas
Kansas’ Post-Crash Care initiatives involves linking crash, EMS, and trauma data; TIM improvements, a first responder liaison, outreach to prosecutors and judicial partners, computer-aided dispatch interoperability, and assessments of timeliness of care.
AASHTO Safety Summit Poster 2025Post-Crash Care Safety Liaisons

Vulnerable Road User Safety Assessment (VRUA) Tool

Kansas
KDOT developed an interactive Story Map to show high-risk areas for VRUs and to prioritize safety assessments. Local agencies have used the tool to invest $40 million in safety improvements.
AASHTO Safety Summit Poster 2025VRU Safety Assessment Tool
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