Case Study Filter: Project Lifecycle

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Prioritizing Safe System Elements Along a Rural Continuum

FHWA
This pilot effort created a new way of looking at rural safety needs on a continuum. The project used six characteristics: block size, distance to fire stations, distance to public schools, distance to Level 1 & 2 trauma centers, intersection density, and undeveloped land.
2020 Census Block MapsHomeland Infrastructure Foundation-Level Data (HIFLD)National Transportation Atlas Database (NTAD)USDA National Land Cover Database2024 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

Making Safety Everyone’s Business: Integrate Safety into All Programs and Projects

FHWA
FHWA has several resources and examples of integrating safety into all transportation projects, throughout the project lifecycle, from planning through operations and maintenance. They also have resources for organizational safety culture and programmatic safety integration.
2024 Safety Summit Poster2023 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

Safety Design Build 1.0 and 2.0

Missouri
Design Build 1.0 WebpageDesign Build 2.0 WebpageAASHTO ArticleAASHTO Case Study

Natural Bridge Avenue Safety Project

Missouri
The Natural Bridge Ave road diet and safety project reduced speeds by 17%, reduced all crashes by 75% and fatal pedestrian crashes by 100%.
Project WebpageAASHTO Case Study

MD 187 (Old Georgetown Road) Quick Build Lane Reallocation to Address Bicyclist Safety

Maryland
Lane reallocation for new bicycle lanes on MD 187 reduced bicyclist fatal and injury crashes, and improved safety for vulnerable road users.
Community Meeting PresentationProject AnnouncementReport to General AssemblyAASHTO Case Study

Idaho’s US-20 Expansion from SH-55 to Locust Grove

Idaho
US-20 expansion and reflective backplating on signals reduced serious injury and fatal crashes by 75%.
Project Overview FlyerAASHTO Case Study

Reconstruction, Widening, and Signalization at the Intersection of West Karcher Road (SH-55) and Lake Avenue

Idaho
Reconstruction and signalization at SH-55 and Lake Avenue reduced serious injury and fatal crashes by 100%
AASHTO Case Study
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