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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-88B
																																				June 8, 2004
																																				NCHRP 350
																																				Blue Systems AB
																																				Longitudinal Barriers and Bridge Rails
																																				Alternative post spacing/embedment designB-82C1
																																				April 13, 2006
																																				NCHRP 350
																																				Hill & Smith Ltd.
																																				Longitudinal Barriers and Bridge Rails
																																				Shorter Length 3-cable WRSF @ TL-3B-74B
																																				February 1, 2002
																																				NCHRP 350
																																				Valley Rubber, LLC
																																				Longitudinal Barriers and Bridge Rails
																																				Guardrail Block for Round Wood PostsB-65
																																				February 14, 2000
																																				NCHRP 350
																																				FHWA Memo to Resource Centers, etc.
																																				Longitudinal Barriers and Bridge Rails
																																				Acceptance of W-Beam Transition to a Vertical Concrete ParapetB-56B
																																				September 5, 2003
																																				NCHRP 350
																																				Structures of Ironwood
																																				Longitudinal Barriers and Bridge Rails
																																				Design alternative: rectangular timber railB-47B
																																				September 4, 2001
																																				NCHRP 350
																																				Robert L. Wilson, P.E., Texas DOT
																																				Longitudinal Barriers and Bridge Rails
																																				Thrie-beam connection to vert. conc. parapet @TL-3B-39A
																																				March 27, 2002
																																				NCHRP 350
																																				Mondo Polymer Technologies
																																				Longitudinal Barriers and Bridge Rails
																																				Modified Polymer Offset BlockB-33
																																				December 22, 1995
																																				NCHRP 350
																																				BGFM Assoc
																																				Longitudinal Barriers and Bridge Rails
																																				Concrete Safety Shape connection to bridge deckB-23
																																				December 3, 1992
																																				NCHRP 350
																																				MGS Innovations
																																				Longitudinal Barriers and Bridge Rails
																																				Precast Concrete Barrier (See Number CC-18 for Wyoming Box Beam End Treatment)B-09
																																				June 16, 1989
																																				NCHRP 350
																																				FHWA memo to Region 9
																																				Longitudinal Barriers and Bridge Rails
																																				Yuma County Curved Guardrail (Bridge approach treatment) (Experimental)
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