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  Roadway Departure Safety
                Strategic Approach
                Keep Vehicles on the Road
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                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 DescriptionWZ-54A
																																				December 23, 2011
																																				NCHRP 350
																																				Plasticade
																																				Work Zone Devices
																																				Lightweight Plastic DrumsWZ-40
																																				June 6, 2000
																																				NCHRP 350
																																				
																																				Work Zone Devices
																																				Type III Perforated Steel Tybing Barricade, Ill. L-Channel Type III Barricade, Crosswind Portable Sign StandWZ-26
																																				December 29, 1999
																																				NCHRP 350
																																				Work Area Protection Coporation
																																				Work Zone Devices
																																				B-400 DrumWZ-13
																																				June 3, 1999
																																				NCHRP 350
																																				Eastern Metal/ USA Sign
																																				Work Zone Devices
																																				Melba Barricade: Large Vertical Panel Assemblies, Type I Barricades, Type II Barricades, Eastern Metal: Super Flex Compact Sign Stands, Interstate Sign Stands, Compact Non-Flexing Aluminum Sign StandsWZ-03(a)
																																				
																																				NCHRP 350
																																				TTI for Texas D.O.T.
																																				Work Zone Devices
																																				TTI tested numerous work zone traffic control devices. All the devices listed here were successfully tested in these two crash test programs and met TL-3 criteria. The attached drawings illustrate the tested hardware but do not necessarily provide enough information to fabricate the device. The crash testing is fully documented in the two reports1,2 which should be consulted for additional details of the hardwareWZ-322
																																				April 3, 2014
																																				NCHRP 350
																																				Protection Services, Inc
																																				Work Zone Devices
																																				42" Tall Traffic ConeWZ-303
																																				November 30, 2011
																																				NCHRP 350
																																				Eastern Metal/USA-Sign
																																				Work Zone Devices
																																				C-202 and C-902 sign stands with coil springsWZ-281B
																																				April 21, 2016
																																				NCHRP 350
																																				MDI Worldwide
																																				Work Zone Devices
																																				30TRI Tripod sign standWZ-267
																																				February 8, 2008
																																				NCHRP 350
																																				Horizon Signal Technologies
																																				Work Zone Devices
																																				Portable Traffic Signal SystemWZ-250B
																																				October 22, 2010
																																				NCHRP 350
																																				Dicke Safety Products
																																				Work Zone Devices
																																				DL1008-SM and SDL1008-SM sign stands
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