Tag: Posted Speed Limits

Roadway Systems & Drivers

A Multi-Site Examination for the Impact of Changes in Posted Speed Limit on Traffic Safety

This study examined the effects of posted speed limit changes on traffic safety by conducting before-and-after assessments using crash and speed data from multiple sites.

July 2023 Research Brief

A car driving at high speeds

Roadway Systems & Drivers

Impact of Speeds on Drivers and Vehicles – Results from Crash Tests

This study examines how vehicle crashworthiness and occupant protection degrade as impact speeds increase. The results and implications in this report provide valuable information for those who advocate for safety considerations when setting maximum posted speed limits.

January 2021 Technical Report | Report Summary

Roadway Systems & Drivers

Review of Current Practices for Setting Posted Speed Limits

The aim of this study is to investigate the current practice of how speed limits are set across the country and to understand how the process impacts the traffic environment and drivers’ behaviors.

April 2019 Research Brief