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                        Roadway Departure Safety
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                        Hardware Eligibility Letters


            
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  Roadway Departure Safety
                Strategic Approach
                Keep Vehicles on the Road
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                Focus on Reducing Rural Roadway Departures (FoRRRwD)
                
                Archived Hardware Eligibility Letters – NCHRP 350
These letters are archived and are posted for "historical and research purposes only" per the sunset dates in the AASHTO/FHWA Joint Implementation Agreement and exceptions to these dates as posted on the AASHTO Committee on Design website.SearchHardware Type
                    
- Any -Barrier Terminals and Crash CushionsLongitudinal Barriers and Bridge RailsLuminaire SupportsSign Supports, Mailboxes, and Delineator PostsWork Zone DevicesStart DateEnd Date
    Letter
																								DateSort descending
																								Testing
																								Manufacturer
																								Hardware Type
																								Device DescriptionB-136A
																																				February 2, 2017
																																				NCHRP 350
																																				Evonik Cyro LLC
																																				Longitudinal Barriers and Bridge Rails
																																				Noise Wall atop concrete barrier
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              128 U.S. DEPARTMENT OF TRANSPORTATION

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