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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
    Letter
																								Date
																								Testing
																								ManufacturerSort ascending
																								Hardware Type
																								Device DescriptionWZ-121
																																				June 7, 2002
																																				NCHRP 350
																																				Work Area Protection
																																				Work Zone Devices
																																				SCI48 Plastic Sign BlankSS-86
																																				December 15, 1999
																																				NCHRP 350
																																				Woodguard Lumber Corporation
																																				Sign Supports, Mailboxes, and Delineator Posts
																																				89-mm polyethylene coated sign postWZ-15
																																				July 30, 1999
																																				NCHRP 350
																																				WLI WLI Industries, Inc.
																																				Work Zone Devices
																																				SafetyCade Extended Vertical Panel BarricadeWZ-23
																																				October 26, 1999
																																				NCHRP 350
																																				WLI Industries, Inc.
																																				Work Zone Devices
																																				High Level Work Zone Sign SystemWZ-01
																																				June 19, 1997
																																				NCHRP 350
																																				WLI Industries
																																				Work Zone Devices
																																				SafetyCade Vertical, or SafetyCade Barricade Type II, Plastic, with Warning Light Accepted TL-3B-49B
																																				February 8, 2001
																																				NCHRP 350
																																				William D. Bryson, Bryson Products, LLC
																																				Longitudinal Barriers and Bridge Rails
																																				Recycled plastic block for use w/ w-beam g.rail @ TL-3SS-62
																																				June 3, 1996
																																				NCHRP 350
																																				Western Highway Products
																																				Sign Supports, Mailboxes, and Delineator Posts
																																				ULTI-MATE perforated square steel tube sign supportsWZ-155
																																				June 9, 2003
																																				NCHRP 350
																																				Western Highway
																																				Work Zone Devices
																																				Use of Ulti-Mate Perforated Square Stell Tube posts as components of crashworthy Type III barricadesB-181
																																				July 28, 2008
																																				NCHRP 350
																																				Western Federal Lands
																																				Longitudinal Barriers and Bridge Rails
																																				Random Rubble Cavity Wall -- Aesthetic BarrierB-114
																																				March 27, 2003
																																				NCHRP 350
																																				Welch Products, Inc.
																																				Longitudinal Barriers and Bridge Rails
																																				recycled rubber offset block
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