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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
																								Date
																								Testing
																								Manufacturer
																								Hardware TypeSort descending
																								Device DescriptionLS-42
																																				August 30, 1995
																																				NCHRP 350
																																				P&K Pole Products
																																				Luminaire Supports
																																				SB-3G Cast Aluminum Call Box Base, 8.5" BCLS-43
																																				August 30, 1995
																																				NCHRP 350
																																				P&K Pole Products
																																				Luminaire Supports
																																				SB-2g Cast Al. Shoe Base for Slotted Al. Shaft, 12" BCLS-44
																																				May 28, 1996
																																				NCHRP 350
																																				Valmont
																																				Luminaire Supports
																																				Breakaway Coupling / Miniature four-bolt slip baseLS-44A
																																				February 24, 1997
																																				NCHRP 350
																																				Valmont
																																				Luminaire Supports
																																				Production Model of above Breakaway CouplingLS-44B
																																				April 2, 1997
																																				NCHRP 350
																																				Valmont
																																				Luminaire Supports
																																				Use of ASTM A574 fasteners in above couplingLS-45
																																				March 5, 1996
																																				NCHRP 350
																																				Transpo Industries
																																				Luminaire Supports
																																				Double Neck Pole Safe Coupling for signs and luminaires.LS-45A
																																				April 29, 1996
																																				NCHRP 350
																																				Transpo Industries
																																				Luminaire Supports
																																				(LS 45 and ls45A are for the Prototype coupling)LS-78
																																				November 30, 2012
																																				NCHRP 350
																																				Main Street Lighting
																																				Luminaire Supports
																																				Fiberglass light pole 12.75 foot heightLS-46
																																				February 24, 1997
																																				NCHRP 350
																																				Region 7
																																				Luminaire Supports
																																				Nebraska and South Dakota Road Closure GateLS-47
																																				November 19, 1997
																																				NCHRP 350
																																				Akron Foundry
																																				Luminaire Supports
																																				TS-1000 and TS-1000Modified threaded traffic signal bases
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