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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
CC-50B NCHRP 350 Energy Absorption Systems, Inc. Barrier Terminals and Crash Cushions Wide-REACT Acceptance downgraded to CONDITIONAL @ TL-3
SS-68E NCHRP 350 Xcessories Squared Sign Supports, Mailboxes, and Delineator Posts Modification to 10-inch, 3-boltslip base
B-61 NCHRP 350 Rich Peter, California DOT Longitudinal Barriers and Bridge Rails K-rail (NJ Barrier) for Semi-permanent Installations
B-37A NCHRP 350 K. Mak, TTI Longitudinal Barriers and Bridge Rails Box-Beam Transistions to WY TL-3 and TL-4 Bridge Railings
B-60 NCHRP 350 Trinity Industries, Inc. Longitudinal Barriers and Bridge Rails O-rail Corrugated Metal-Beam Guardrail
CC-60A King Mak, TTI Barrier Terminals and Crash Cushions WYBET Material Specifications
B-59 NCHRP 350 R&P Products Longitudinal Barriers and Bridge Rails R&P Block for Strong-post W-beam Guardrail
CC-52A NCHRP 350 Dave Gertz, Traffix Devices, Inc. Barrier Terminals and Crash Cushions Modification in Orientation of 700-lb Module
WZ-20 NCHRP 350 Market Displays International Work Zone Devices Portable Sign Stands
WZ-23 NCHRP 350 WLI Industries, Inc. Work Zone Devices High Level Work Zone Sign System