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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
    LetterSort descending
																								Date
																								Testing
																								Manufacturer
																								Hardware Type
																								Device DescriptionWZ-53
																																				September 15, 2000
																																				NCHRP 350
																																				Continental Safety Supply Company, Inc.
																																				Work Zone Devices
																																				Soft Sandwich Cone DevicesWZ-54
																																				September 15, 2000
																																				NCHRP 350
																																				FHWA Policy Memorandum
																																				Work Zone Devices
																																				Generic Crashworthy Barricade Designs, Drums with Warning Lights, Generic Lightweight Warning, and Lights Acceptance Letter WZ-54WZ-54A
																																				December 23, 2011
																																				NCHRP 350
																																				Plasticade
																																				Work Zone Devices
																																				Lightweight Plastic DrumsWZ-55
																																				December 18, 2000
																																				NCHRP 350
																																				Craig Mittlestadt, Minnesota DOT
																																				Work Zone Devices
																																				Type III Barricade perforated square steel tube. Type III Barricade with sign (no lights on either)WZ-56
																																				October 12, 2000
																																				NCHRP 350
																																				Eastern Metal
																																				Work Zone Devices
																																				Various portable sign stands and a barricade.WZ-56A
																																				March 16, 2016
																																				NCHRP 350
																																				Eastern Metal of Elmira, Incl
																																				Work Zone Devices
																																				C-601 Sign StandWZ-57
																																				October 27, 2000
																																				NCHRP 350
																																				Korman Signs
																																				Work Zone Devices
																																				SS-548V portable sign stand.WZ-58
																																				October 27, 2000
																																				NCHRP 350
																																				Buildem Barricades
																																				Work Zone Devices
																																				Generic Type II barricades 24 inches wide. See WZ-54WZ-59
																																				October 28, 2000
																																				NCHRP 350
																																				Eastern Metal
																																				Work Zone Devices
																																				E-350 EconoStand, Z-552 Wind Defl. Interst. Stand, MELBA Type III Barr., X-602 Stand, X-842 StandWZ-60
																																				January 11, 2001
																																				NCHRP 350
																																				United Rentals Jadco
																																				Work Zone Devices
																																				Type II Barricade with lightweight light
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