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 |
|---|---|---|---|---|---|
| WZ-243 | NCHRP 350 | Impact Recovery Systems, Inc. | Work Zone Devices | Tuff Curb | |
| WZ-177#2 | NCHRP 350 | Protection Services | Work Zone Devices | Vertical Panel | |
| SS-145 | NCHRP 350 | SteelCity Partners | Sign Supports, Mailboxes, and Delineator Posts | Fundaflex sign support | |
| B-154 | NCHRP 350 | Perini Corporation | Longitudinal Barriers and Bridge Rails | ESB Safety-shape Steel Bridge Rail | |
| SS-144 | NCHRP 350 | ARC Technologies | Sign Supports, Mailboxes, and Delineator Posts | Precast Mailbox | |
| B-153 | NCHRP 350 | David Hubbell | Longitudinal Barriers and Bridge Rails | Aesthetic weak-post timber rail | |
| WZ-197#1 | NCHRP 350 | Traffic Safety Service | Work Zone Devices | Type III Barricades | |
| CC-86B | NCHRP 350 | BRIFEN USA, Inc | Barrier Terminals and Crash Cushions | WRSF Modified (flared) TL-3/TL-4 terminal | |
| CC-93A | NCHRP 350 | Safence | Barrier Terminals and Crash Cushions | Wire Rope Terminal @ TL-3/TL-4 | |
| B-88D | NCHRP 350 | Safence | Longitudinal Barriers and Bridge Rails | 3-strand wire rope @ TL-4 |