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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation
FHWA Highway Safety Programs

Hardware Eligibility Letters

Hardware, such as barriers, sign supports, and work zone devices are commonly used to reduce the potential severity of crashes on the roadside. Crash testing is used to evaluate the crashworthiness of these devices.

ARCHIVED: FHWA Eligibility letters issued using NCHRP 350 testing criteria.

Code Date Sort ascending Testing Manufacturer Hardware Type Device Description
WZ-437 - Rescinded Letter MASH Eastern Metal Sign and Safety Work Zone Devices Apex Dual Recoil Sign
WZ-434 MASH Dicke Safety Products Work Zone Devices Dicke Safety Products STF1008 Sign Stand w/48in x 48in roll-up sign
WZ-441 MASH The Cortina Companies, Cortina Safety Products Work Zone Devices Cortina QuadraFlex VI Economy Tri-Pod Sign Stand with 48"X48" Roll-Up Sign
WZ-439 MASH The Cortina Companies, Cortina Safety Products Work Zone Devices Cortina Steelcade Type II Barricade
WZ-445 MASH The Cortina Companies, Cortina Safety Products Work Zone Devices Telespar Type III Barricade
WZ-447 The Cortina Companies, Cortina Safety Products Work Zone Devices Cortina Plastx Type II Barricade
WZ-443 MASH The Cortina Companies, Cortina Safety Products Work Zone Devices Cortina P-Cade Modular Barricade
WZ-440 MASH The Cortina Companies, Cortina Safety Products Work Zone Devices Cortina QuadraFlex VI Single Spring Portable Sign Stand
WZ-444 MASH The Cortina Companies, Cortina Safety Products Work Zone Devices Cortina QuadraFlex VI Springless Portable Sign Stand with 48” X 48” Roll-Up Sign
WZ-446 MASH The Cortina Companies, Cortina Safety Products Work Zone Devices Cortina Trailblazer XL