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                        Hardware Eligibility Letters


            
            In This Section
  

  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-41
																																				October 10, 1997
																																				NCHRP 350
																																				D. Sicking, U of NebraskA
																																				Longitudinal Barriers and Bridge Rails
																																				Temporary cmb - F shape w/ pin & loop conn.B-34C
																																				August 5, 1998
																																				NCHRP 350
																																				Safety Barrier Systems
																																				Longitudinal Barriers and Bridge Rails
																																				ROADGUARD - Name change from Guardian Safety BarrierB-25B
																																				April 1, 2016
																																				NCHRP 350
																																				Trinity
																																				Longitudinal Barriers and Bridge Rails
																																				BarrierGate®B-13
																																				March 26, 1987
																																				NCHRP 350
																																				TAPCO
																																				Longitudinal Barriers and Bridge Rails
																																				V-LOC Mailbox Support SystemB-223
																																				August 22, 2011
																																				NCHRP 350
																																				Armorflex
																																				Longitudinal Barriers and Bridge Rails
																																				TL-2 Armorzone Plastic Barrier and TerminalB-201A
																																				April 1, 2016
																																				NCHRP 350
																																				Trinity
																																				Longitudinal Barriers and Bridge Rails
																																				Vulcan® Gate ModificationB-181
																																				July 28, 2008
																																				NCHRP 350
																																				Western Federal Lands
																																				Longitudinal Barriers and Bridge Rails
																																				Random Rubble Cavity Wall -- Aesthetic BarrierB-165
																																				June 3, 2008
																																				NCHRP 350
																																				Malcolm H. Ray
																																				Longitudinal Barriers and Bridge Rails
																																				MDS-4 and MDS-5 Steel BarriersB-152
																																				March 27, 2008
																																				NCHRP 350
																																				Permatile Concrete Prod [Mis labeled as B-151]
																																				Longitudinal Barriers and Bridge Rails
																																				Revision of FHWA acceptance to Include shorter segments of TCBB-141D
																																				March 19, 2009
																																				NCHRP 350
																																				Trinity Industries
																																				Longitudinal Barriers and Bridge Rails
																																				CASS of 141C on 6:1 slopes or flatter
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