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FHWA barrier guidance is contained in the AASHTO Roadside Design Guide. However, FHWA field offices often raise numerous issues that involve interpretations, extrapolations, device selection, hardware deployment, or simply trying to fit safety devices into real world...
Hardware, such as barriers, sign supports, and work zone devices are commonly used to reduce the potential severity of crashes on the roadside. Crash testing is used to evaluate the crashworthiness of these devices.
The American Association of State Highway Transportation Officials (...
SENT VIA ELECTRONIC MAIL
Subject: INFORMATION: Guidelines for the Selection of W-Beam Barrier Terminals
Date: October 26, 2004
From: /Original Signed by/
John R. Baxter, P.E.
Director, Office of Safety Design
In Reply Refer To: HSA-10
To: Resource Center Directors
Division Administrators
Federal Land Highway Division Engineers