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🏛️Federal & Industry Standards
Highway Safety Manual (HSM)
WebMississippi Department of Transportation (MDOT)2017 Standard Specifications
The HSM provides analytical tools and methods for measuring road safety performance, predicting crash frequency and severity, and evaluating the safety effectiveness of countermeasures. It supports data-driven safety analysis required by federal performance management rules.
Published by AASHTO. 2nd Edition, 2024.
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