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                        Hardware Eligibility Letters


            
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  Roadway Departure Safety
                Strategic Approach
                Keep Vehicles on the Road
                Provide for a Safe Recovery
                Reduce Crash Severity
                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
																								Date
																								Testing
																								Manufacturer
																								Hardware TypeSort descending
																								Device DescriptionB-86A
																																				November 21, 2001
																																				NCHRP 350
																																				OR DOT
																																				Longitudinal Barriers and Bridge Rails
																																				42-inch tall F-shape @ TL-4B-82A
																																				February 27, 2003
																																				NCHRP 350
																																				BRIFEN USA, Inc
																																				Longitudinal Barriers and Bridge Rails
																																				Rescinded "Buy America" provisionB-72
																																				November 8, 2000
																																				NCHRP 350
																																				New York State DOT
																																				Longitudinal Barriers and Bridge Rails
																																				2-, 4-, and 5-Rail Bridge Railing Designs @ TL-4B-64C
																																				April 21, 2003
																																				NCHRP 350
																																				MwRSF - UN
																																				Longitudinal Barriers and Bridge Rails
																																				w-beam application for a 2:1 slope @ TL-3B-55
																																				May 18, 1999
																																				NCHRP 350
																																				Steven Bradford, AK DOT & PF
																																				Longitudinal Barriers and Bridge Rails
																																				Multi-State bridge rail (2-tube on curb) AlaskaB-45B
																																				March 8, 2002
																																				NCHRP 350
																																				California DOT
																																				Longitudinal Barriers and Bridge Rails
																																				Single-Slope Fabricated Steel Bridge Rail @ TL-4B-37
																																				July 1, 1996
																																				NCHRP 350
																																				Wyoming DOT
																																				Longitudinal Barriers and Bridge Rails
																																				DOT 2 Bridge Railings (Steel Post & Rail w/ Curb)
(TL-3 and TL-4)B-29D
																																				August 28, 2002
																																				NCHRP 350
																																				RAMCO International
																																				Longitudinal Barriers and Bridge Rails
																																				Modification to Polylumber blockB-20A
																																				January 4, 1993
																																				NCHRP 350
																																				Mobil Chemical Company Suppl.
																																				Longitudinal Barriers and Bridge Rails
																																				permits use as a blockout on steel posts.B-05A
																																				April 9, 1996
																																				NCHRP 350
																																				Kelken Construction Systems
																																				Longitudinal Barriers and Bridge Rails
																																				Extended previous acceptance to F-shape
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