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🏛️Federal & Industry Standards
Manual for Assessing Safety Hardware (MASH)
WebNevada Department of Transportation (NDOT)2014 Standard Specifications
MASH establishes testing and evaluation criteria for roadside safety hardware including guardrails, crash cushions, bridge railings, sign supports, and work zone devices. FHWA requires MASH compliance for all new hardware installations on the National Highway System.
Published by AASHTO. 2nd Edition, 2016.
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