Case Study Filter: Policy

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FDOT’s Application of Target Speed

Florida
FDOT developed a context classification guide for roadway design. Target speeds are determined by many data points, by context classification and for the safe mobility of all users.
AASHTO Safety Summit Poster 2025Context Classification GuideSmart Growth America Article

Post SS4A Implementation Management for Albany, Georgia

Georgia
GDOT tracks its Comprehensive Safety Action Plan through a website and regular meetings of the SS4A Stakeholder Committee. Monitoring detects tool effectiveness and collects data for future funding opportunities.
AASHTO Safety Summit Poster 2025Albany SS4A Safety Action Plan

Safer Mobility: Embracing Technology and Pilot Programs through the Safe System Approach

Florida Kentucky Massachusetts Missouri
Emerging innovations offer new opportunities to align with the safe system approach. Broward County, Florida identified 35 technologies for safer roads. Louisville, Kentucky developed strategies for safer speeds. MassDOT’s virtual reality pop-up experience strengthened outreach for safer people. Missouri’s predictive layered operations initiative (PLOI) enhanced post-crash care.
AASHTO Safety Summit Poster 2025Broward County Safety Action PlanLouisville Speed Management PlanMassDOT Empathy at the IntersectionData for Road Safety, EUFinal Report, MoDOT PLOI

Context-Sensitive Speed Limit Setting

Delaware
DelDOT combats rising traffic fatalities by adopting context-sensitive speed limits, partnering with local agencies, and moving beyond the 85th percentile method.
TZD DelDot Case Study

Implementing Complete Streets in Kentucky

Kentucky
When KYTC implemented Complete Streets, they found large reductions in fatalities and serious injuries at two-way stop and signalized intersections.
KYTC Press ReleaseKYTC Complete Streets Webpage2023 Safety Summit Poster

Safe Truck Mobility for North Dakota Winter Roads

North Dakota
North Dakota Highway Patrol and North Dakota DOT studied crash risk and travel disruption due to severe winter storms through a Safe System lens. They found several proactive opportunities for safe truck mobility during winter storm events.
Research ReportResearch BriefTRID Record2024 Safety Summit Poster

Aligning Projects and Policies with the Safe System Approach

FHWA
FHWA has a Safe System Alignment Framework for projects, to assess roadway locations and potential infrastructure improvements through a Safe System lens. It also offers a Safe System framework for policy, to assess policies, plans, processes, programs, and documents.
Safety System Project-Based Alignment FrameworkProject-Based Framework FlyerSafety System Policy-Based Alignment FrameworkSafe System Roadway Design Hierarchy2024 Safety Summit Poster

DelDOT’s Road Design Manual

Delaware
The DelDOT Road Design Manual includes key changes in road design practices with several new and updated policies and guidelines geared toward creating a safer, more multi-modal roadway network.
Road Design Manual Website2024 Safety Summit Poster

WISDOT’s Approach to Reducing Intersection Crashes

Wisconsin
Intersection safety improvements and data enhancements prioritized effective safety countermeasures, leading to improvements at 175 intersections.
Intersection WebpageICE ResourcesSafety Certification ProcessAASHTO Case Study
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