Case Study Tag: Systemic approach

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Systemic Safety Countermeasures and Collaborative Approaches at GDOT

Georgia
Georgia DOT uses crash data analysis to implement proactive, systemic safety countermeasures, improve safety for vulnerable users, optimize project delivery, and target unsafe driving behaviors.
TPM Peer Exchange Video, Sep. 2024

Systemic Countermeasures Implementation and Tracking

Virginia
Virginia DOT created a statewide inventory and tracking system for the performance of countermeasures, leading to better communication among employees and partners, and the ability to track ongoing progress.
2023 Safety Summit Poster

A Machine Learning Approach to Systemic Safety Project Location Identification

Ohio
ODOT used machine learning to identify locations for systemic safety projects, focusing on pedestrian and roadway departure crashes.
Ohio DOT Story Map - Safety2023 Safety Summit Poster

Pedestrian Safety Improvements in Project Planning and Scoping

Nebraska
Nebraska DOT uses a variety of data analysis and screening methods during project planning and scoping to select countermeasures. Methods are also applied to systemic safety projects.
2023 Safety Summit Poster

VRU Safety in Action: A Systemic Approach to Pedestrian Safety at Bus Stops

Massachusetts
MassDOT uses data to identify high-risk bus stops, implement safety measures, and prioritize projects, collaborating with transit agencies to improve pedestrian safety.
MassDOT VRU Safety Assessment WebpageAAA Foundation Case StudyTown of Whately Article2023 Safety Summit Poster

FoRRRwD in Massachusetts

Massachusetts
MassDOT’s FoRRRwD initiative provided municipalities with low-cost safety countermeasures. As countermeasures were implemented, MassDOT noted reduced crashes and serious injuries from crashes.
2023 HSIP Report, pg. 7 & 252023 Safety Summit Poster

Development and Application of Safety Performance Functions in Project Delivery

Iowa
Based on models of Safety Performance Functions (SPFs), Iowa screened roadway facilities for Potential for Crash Reduction (PCR). PCR was then applied to project screening and prioritization, intersection projects, Super-2 corridor studies, a pilot safety corridor program, and environmental assessments.
Iowa State University ArticleIowa DOT PCR Portal2023 Safety Summit Poster

A Data-Driven Pedestrian Safety Analysis at Bus Stops in Georgia

Georgia
Using a proactive and systemic approach in collaboration with transit agencies allowed GDOT to implement a series of economically justified safe crossing projects.
GDOT Blog Post2023 Safety Summit Poster

Systemic and Proactive Rural Curve Evaluation

Georgia
GDOT incorporated visibility enhancements and friction improvements on rural curves after finding that lane departures represented a large proportion of fatalities on curves.
FHWA Low-Cost Local Safety Solutions, 6.1FHWA Case Study, page 532023 Safety Summit Poster

A Practical Framework for Safety Analysis in GIS

FHWA
FHWA offers a framework for how GIS methods can help practitioners assess safety risk in areas with limited data.
2023 Safety Summit Poster
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