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FHWA Highway Safety Programs

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.

Letter Date Testing Manufacturer Hardware Type Device Description
WZ-309 NCHRP 350 Bone Safety Signs Work Zone Devices Portable Sign Stand using Tires
B-153A NCHRP 350 Atlanticum Bridge Longitudinal Barriers and Bridge Rails TL-2 NatureRail Aesthetic Barrier
LS-74 NCHRP 350 HAPCO Luminaire Supports Various breakaway bases and decorative covers for lighting and luminaire support posts as described below
WZ-307 NCHRP 350 Dicke Safety Work Zone Devices TF-60 with Light
WZ-308 NCHRP 350 Plasticade Work Zone Devices Econocade Barricade
WZ-306 NCHRP 350 Dicke Safety Work Zone Devices SFS2000W Portable Sign Stand
CC-120 NCHRP 350 Armorflex Barrier Terminals and Crash Cushions X-LITE Terminal
B-223 NCHRP 350 Armorflex Longitudinal Barriers and Bridge Rails TL-2 Armorzone Plastic Barrier and Terminal
CC-119 NCHRP 350 ArmorFlex Barrier Terminals and Crash Cushions TL-2 Armorzone Barrier and Terminal
CC-118 NCHRP 350 USR Barrier Terminals and Crash Cushions TL-3 Expeditionary Mobile Barrier