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-155 | NCHRP 350 | Western Highway | Work Zone Devices | Use of Ulti-Mate Perforated Square Stell Tube posts as components of crashworthy Type III barricades | |
| LS-54 | NCHRP 350 | Component Products, Incorporated | Luminaire Supports | Cast Aluminum pedestal bases | |
| WZ-144 | NCHRP 350 | High-Way Safety Inc. | Work Zone Devices | Flagtree Sign Stands | |
| B-120 | NCHRP 350 | Midwestern Wholesalers, Inc. | Longitudinal Barriers and Bridge Rails | narrow wood offset block | |
| B-119A | NCHRP 350 | Trinity Industries | Longitudinal Barriers and Bridge Rails | 3-cable rail (posts on 5-m centers) @ TL-3 | |
| B-119 | NCHRP 350 | Trinity Industries | Longitudinal Barriers and Bridge Rails | 3-cable rail (posts on 3-m centers) @ TL-3 | |
| WZ-154 | NCHRP 350 | MWRSF - ROO GUARDS | Work Zone Devices | Roo Guards 36.5 inch high barricades | |
| SS-118 | NCHRP 350 | HWYCOM | Sign Supports, Mailboxes, and Delineator Posts | Universal Anchor System Triangular slip base for Small Sign Support Installation | |
| WZ-151 | NCHRP 350 | Bunzel Davidson | Work Zone Devices | Type III Barricade with Yeti Foot | |
| B-118 | NCHRP 350 | Oregon DOT | Longitudinal Barriers and Bridge Rails | 3-Tube Bridge Rail @TL-4 |