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  Roadway Departure Safety
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                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 descending
																								Hardware Type
																								Device DescriptionWZ-03(c)
																																				
																																				NCHRP 350
																																				TTI Report, Note 2
																																				Work Zone Devices
																																				1) Type III Hollow Core Plastic Barricade4 (see Figure II.9 "Figure 1.")(Vertical braces were added to support the panels prior to putting them in place on the barricade.)
2) Type III Perforated Tubing Barricade (3.7 m) (see Figure II.10 "Figure 2.")
(Vertical braces added, as noted above. Base connection detail also modified. Acceptable with 1x8 wood or hollow core plastic rails.) 
3) Type III perforated Tubing Barricade (1.2 m) (see Figure II.11 "Figure 3.")
(Vertical braces added, as noted above. Base connection detail also modified. Acceptable with 1x8 wood or hollow core plastic rails.) 
4) HwyCom Fiberglass Type III Barricade with plastic panels (see Figure II.12 "Figure 4.") (Round 76-mm diameter fiberglass pipes were used as the supports.)
5) Price Fiberglass Type III Barricade (see Figure II.13 "Figure 5.") (89 mm x 32 mm x 6.4 mm fiberglass U-channel supports were used.)
6) Spring-loaded Portable Sign Support (3) (see Figure II.14 "Figure 7") (Tested with mounting height of 610-mm.)
7) Ground-mounted Type III barricade (see Figure II.15 "Figure 8.") (Steel supports ground mounted in Poz-Loc sockets. Also acceptable with fiberglass supports in a "Universal" anchor, and with perf. square steel tubes in anchors.)
8) Vertical Panel Assembly (three shown in Figure II.16 "Figure 11.") (Plywood panels mounted on wood, steel angle, and plastic c-channel posts.)
9) Skid-mounted Sign Support. (See Figure II.17
"Figure 10.") (No modifications, but was tested end-on.)SS-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-MateLS-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-40
																																				October 27, 1993
																																				NCHRP 350
																																				Unistrut Corp.
																																				Sign Supports, Mailboxes, and Delineator Posts
																																				2" Square Perforated Steel Tube, One Post, Direct BurySS-38
																																				October 27, 1993
																																				
																																				Unistrut Corp.
																																				Sign Supports, Mailboxes, and Delineator Posts
																																				Telespar Cast Iron Three-Bolt Slip BaseSS-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 yield
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