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 Sort ascending | Testing | Manufacturer | Hardware Type | Device Description |
|---|---|---|---|---|---|
| B-69C | NCHRP 350 | Barrier Systems Inc. | Longitudinal Barriers and Bridge Rails | Mod to Variable Length Barrier RTS-QMB | |
| SS-158 | NCHRP 350 | ACS Inc. | Sign Supports, Mailboxes, and Delineator Posts | Light Camera mounted on Pelco Pole | |
| WZ-267 | NCHRP 350 | Horizon Signal Technologies | Work Zone Devices | Portable Traffic Signal System | |
| CC-104 | NCHRP 350 | Energy Absorption, Inc | Barrier Terminals and Crash Cushions | Vorteq Trailer Truck Mounted Attenuator | |
| B-137D | NCHRP 350 | Gibraltar | Longitudinal Barriers and Bridge Rails | Four point anchorage to 4 cable barrier | |
| B-168 | NCHRP 350 | Mac Ray MassHighways | Longitudinal Barriers and Bridge Rails | Annisquam River Bridge Rail | |
| B-167 | NCHRP 350 | Nucor Steel | Longitudinal Barriers and Bridge Rails | Four-cable Nucor Wire Rope Barrier System TL-4 | |
| B-169 | NCHRP 350 | Easi-Set Industries | Longitudinal Barriers and Bridge Rails | JJ Hooks on 20 ft Kentucky CMB | |
| WZ-269 | NCHRP 350 | Eastern Metal / USA Sign | Work Zone Devices | X-840 series sign stand, at 7 ft mounting height | |
| WZ-266 | NCHRP 350 | Pennsylvania DOT | Work Zone Devices | Portable sign stands X and H bases |