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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
B-74 NCHRP 350 Richard Moore, Valley Rubber Longitudinal Barriers and Bridge Rails Valley Rubber Guardrail Block
LS-49 NCHRP 350 UTD, Inc Luminaire Supports UTD Safety Link
CC-69 NCHRP 350 Road Systems, Inc. Barrier Terminals and Crash Cushions Bursting Energy Absorbing Terminal (BEAT) for roadside box beam guardrail @ TL-3
B-73 NCHRP 350 CME Associates, INC. Longitudinal Barriers and Bridge Rails Stone Cast Aesthetic Barrier Wall @ TL-3
CC-68 NCHRP 350 MwRSF-U of NB Barrier Terminals and Crash Cushions Trie-beam Bullnose attenuator @ TL-3
B-72 NCHRP 350 New York State DOT Longitudinal Barriers and Bridge Rails 2-, 4-, and 5-Rail Bridge Railing Designs @ TL-4
B-64A NCHRP 350 Pennsylvania DOT Longitudinal Barriers and Bridge Rails Modified Weak-Post W-beam guardrail @TL-3
WZ-59 NCHRP 350 Eastern Metal Work Zone Devices E-350 EconoStand, Z-552 Wind Defl. Interst. Stand, MELBA Type III Barr., X-602 Stand, X-842 Stand
SS-72A NCHRP 350 TAPCO Sign Supports, Mailboxes, and Delineator Posts V-Loc Sign Support
WZ-57 NCHRP 350 Korman Signs Work Zone Devices SS-548V portable sign stand.