🏛️Federal & Industry Standards
AASHTO Roadside Design Guide
WebKentucky Transportation Cabinet (KYTC)2023 Standard Specifications
The Roadside Design Guide covers clear zone concepts, recoverable and non-recoverable slopes, barrier warrant analysis, and the selection and placement of roadside safety features. It is the companion document to MASH for roadside safety design.
Published by AASHTO. 4th Edition, 2011 with 2015 Chapter 6 update.
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