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                        Hardware Eligibility Letters


            
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  Roadway Departure Safety
                Strategic Approach
                Keep Vehicles on the Road
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                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 DescriptionSS-08
																																				March 31, 1989
																																				NCHRP 350
																																				Unistrut Corp.
																																				Sign Supports, Mailboxes, and Delineator Posts
																																				TELESPAR small sign supports  max size 2 1⁄2 x 2 1⁄2 in. x 12 ga.SS-51
																																				January 23, 1995
																																				NCHRP 350
																																				Unistrut Corp.
																																				Sign Supports, Mailboxes, and Delineator Posts
																																				A570 Perforated Square Steel Posts W/60 ksi yieldSS-26
																																				February 11, 1992
																																				NCHRP 350
																																				Unistrut Corp.
																																				Sign Supports, Mailboxes, and Delineator Posts
																																				Telespar square perf. tube small sign supports without sleeve around base post.SS-24
																																				May 1, 1991
																																				NCHRP 350
																																				Unistrut Corp.
																																				Sign Supports, Mailboxes, and Delineator Posts
																																				Triangular Slip Bases for Square Tube Sign Supports.SS-44
																																				March 30, 1994
																																				NCHRP 350
																																				Unistrut Corp.
																																				Sign Supports, Mailboxes, and Delineator Posts
																																				14-gage A715 Gr 60 Perf. Square Steel posts *LS-20
																																				August 20, 1990
																																				NCHRP 350
																																				Union Metal
																																				Luminaire Supports
																																				A2849 Al Transformer Base, 15" BCLS-11
																																				May 15, 1990
																																				NCHRP 350
																																				Union Metal
																																				Luminaire Supports
																																				A2850-C1R10 Al Transformer Base 12.5 inch maximum bolt circleLS-03
																																				June 24, 1988
																																				NCHRP 350
																																				Union Metal
																																				Luminaire Supports
																																				Cast Aluminum Base A2940, 14.5" BCSS-127
																																				February 23, 2005
																																				NCHRP 350
																																				Ultimate Highway Products, Inc.
																																				Sign Supports, Mailboxes, and Delineator Posts
																																				Slip-Mate Slip BaseSS-124
																																				April 1, 2004
																																				NCHRP 350
																																				Ultimate Highway Products, Inc.
																																				Sign Supports, Mailboxes, and Delineator Posts
																																				Slip-Mate
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