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                        Hardware Eligibility Letters


            
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  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
																								DateSort ascending
																								Testing
																								Manufacturer
																								Hardware Type
																								Device DescriptionSS-06
																																				March 10, 1988
																																				NCHRP 350
																																				Minute Man Anchors, Inc.
																																				Sign Supports, Mailboxes, and Delineator Posts
																																				Breakaway coupling for use with steel flanged channel supports.  **CC-08
																																				March 10, 1988
																																				NCHRP 350
																																				Syro Steel Co.
																																				Barrier Terminals and Crash Cushions
																																				C.A.T. Median Barrier Terminal or Impact Attenuator (Experimental) V.A.T. Update (Experimental)SS-05
																																				June 15, 1987
																																				NCHRP 350
																																				
																																				Sign Supports, Mailboxes, and Delineator Posts
																																				a. Perforated square steel tube - 2 x 2 in. x 0.105 wall  thick. max size.** 
b. Single 3 lb/ft steel U-post. **
c. Dual 3 lb/ft steel U-post. **
d. Ariz. dual legged slip base S4x7.7 post
e. Texas dual leg slip base, W12x45 post
f. to g. repeated SS-1 to SS-4 aboveB-13
																																				March 26, 1987
																																				NCHRP 350
																																				TAPCO
																																				Longitudinal Barriers and Bridge Rails
																																				V-LOC Mailbox Support SystemSS-04
																																				January 29, 1987
																																				NCHRP 350
																																				Minute Man  Anchors, Inc.
																																				Sign Supports, Mailboxes, and Delineator Posts
																																				Breakaway coupling for use with 3 lb/ft steel flanged channel post (superseded by new hardware on 3/10/88. See SS-6) **CC-07
																																				November 6, 1986
																																				NCHRP 350
																																				Connecticut DOT
																																				Barrier Terminals and Crash Cushions
																																				Connecticut Impact Attenuation System (CIAS) crash cushion (Operational)CC-06
																																				October 31, 1986
																																				NCHRP 350
																																				Energy Absorption Systems, Inc.
																																				Barrier Terminals and Crash Cushions
																																				GREAT with Hex-Foam II crash cushion (Operational)SS-03
																																				October 3, 1986
																																				
																																				Allied Tube & Conduit Corp.
																																				Sign Supports, Mailboxes, and Delineator Posts
																																				QWIK-PUNCH tube system  - max size 	2 1/4 x 2 1/4 in. x 12 ga. post set in reinforced sleeve base.SS-02
																																				August 19, 1986
																																				NCHRP 350
																																				Trus Joist Corp.
																																				Sign Supports, Mailboxes, and Delineator Posts
																																				MICRO-LAM - 14 7/8 X 7 7/8 in. box section plywood post. Tested in S-2 soil.CC-05
																																				July 23, 1986
																																				NCHRP 350
																																				Syro Steel Co.
																																				Barrier Terminals and Crash Cushions
																																				Vehicle Attenuating Terminal (VAT) (Experimental) [see CC-8]
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