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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
																								DateSort descending
																								Testing
																								Manufacturer
																								Hardware Type
																								Device DescriptionSS-50
																																				November 8, 1994
																																				NCHRP 350
																																				
																																				Sign Supports, Mailboxes, and Delineator Posts
																																				Virginia's 5x5 unmodified single wood post in soil-cement foundation **CC-23
																																				November 10, 1994
																																				NCHRP 350
																																				Univ. of Nebraska
																																				Barrier Terminals and Crash Cushions
																																				Metal Cutting TerminalCC-24
																																				November 10, 1994
																																				NCHRP 350
																																				Trinity/Syro
																																				Barrier Terminals and Crash Cushions
																																				HEXCEL TMA under NCHRP 230 guidelinesB-28
																																				November 17, 1994
																																				NCHRP 350
																																				Fracasso, Italy
																																				Longitudinal Barriers and Bridge Rails
																																				3-N Steel GuardrailB-29
																																				January 9, 1995
																																				NCHRP 350
																																				RAMCO
																																				Longitudinal Barriers and Bridge Rails
																																				Polylumber Blockouts on Wood Post W-beamB-30
																																				January 17, 1995
																																				NCHRP 350
																																				Safety Barrier Systems Guardian
																																				Longitudinal Barriers and Bridge Rails
																																				Water Filled Plastic BarrierB-31
																																				January 19, 1995
																																				NCHRP 350
																																				R.Faller, U of Nebraska
																																				Longitudinal Barriers and Bridge Rails
																																				5 Railings for timber BridgesSS-51
																																				January 23, 1995
																																				NCHRP 350
																																				Unistrut Corp.
																																				Sign Supports, Mailboxes, and Delineator Posts
																																				A570 Perforated Square Steel Posts W/60 ksi yieldSS-52
																																				February 8, 1995
																																				NCHRP 350
																																				Xcessories Squared
																																				Sign Supports, Mailboxes, and Delineator Posts
																																				Three-Bolt Slip Base (same as SS-24) (Letter was originally written to Allied Highway Sales, but hardware is manufactured by Xcessories Squared.)CC-25
																																				February 10, 1995
																																				NCHRP 350
																																				Energy Absorption
																																				Barrier Terminals and Crash Cushions
																																				NEAT Non-redirecting crash cushion @ TL-2
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