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            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
																								DateSort descending
																								Testing
																								Manufacturer
																								Hardware Type
																								Device DescriptionLS-27A
																																				September 1, 1992
																																				NCHRP 350
																																				Hapco Division
																																				Luminaire Supports
																																				Change in handhole dimensionsLS-23A
																																				November 20, 1992
																																				NCHRP 350
																																				PrecisionForm
																																				Luminaire Supports
																																				Supplement Removes Certain ConditionsLS-30
																																				January 27, 1993
																																				NCHRP 350
																																				
																																				Luminaire Supports
																																				FHWA Breakaway Timber Utility Pole (Operational) (Six-bolt slip base)LS-29
																																				April 26, 1993
																																				NCHRP 350
																																				Hapco
																																				Luminaire Supports
																																				Extruded Al.Bases A73089, A73088, 11" & 15" BCLS-31
																																				June 17, 1993
																																				NCHRP 350
																																				Syro Steel
																																				Luminaire Supports
																																				ADD. Breakaway Timber Utility Pole (Four-bolt slip base)LS-32
																																				September 3, 1993
																																				NCHRP 350
																																				Hapco Division
																																				Luminaire Supports
																																				Cast Al.Shoe Bases TP3405 & TP3406, 9&12" BCLS-34
																																				October 5, 1993
																																				NCHRP 350
																																				Millerbernd Manufacturing
																																				Luminaire Supports
																																				Progressive Shear Bases 40C63 and 40C49 on stainless, high carbon, and CORTEN A polesLS-33
																																				October 12, 1993
																																				NCHRP 350
																																				Manitoba Safe-T-Base
																																				Luminaire Supports
																																				Cast iron breakaway couplingsLS-35
																																				February 16, 1995
																																				NCHRP 350
																																				Hapco Division
																																				Luminaire Supports
																																				"X"and"Y"extruded al.slip bases, 11" & 15" BCLS-36
																																				March 24, 1995
																																				NCHRP 350
																																				
																																				Luminaire Supports
																																				Wyoming Road Closure Gate
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