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-92 | NCHRP 350 | Imperial Laminators | Longitudinal Barriers and Bridge Rails | glu-lam posts and block for w-beam @TL-3 | |
| B-86A | NCHRP 350 | OR DOT | Longitudinal Barriers and Bridge Rails | 42-inch tall F-shape @ TL-4 | |
| WZ-99 | NCHRP 350 | Dicke Tool Co | Work Zone Devices | 8-27-01 | |
| WZ-98 | NCHRP 350 | Kong Young Lamps | Work Zone Devices | Auto LED Warning Light for Barricade Use | |
| WZ-85 | NCHRP 350 | FHWA Policy Memorandum | Work Zone Devices | Design and Materials of Crashworthy Work Zone Traffic Control Devices; Portable Sign Stands, Type III Barricades, and Category IV Devices | |
| B-91 | NCHRP 350 | Aeolian Enterprises, Inc. | Longitudinal Barriers and Bridge Rails | Aeolian recycled plastic block @ TL-3 | |
| WZ-97 | NCHRP 350 | Highway Safety Products | Work Zone Devices | Various Dicke Tool Products | |
| WZ-96 | NCHRP 350 | Memo to Florida Division | Work Zone Devices | Florida DOT Fiberglass Composite Sign Stand for Maintenance Work Zones | |
| SS-99 | NCHRP 350 | Transpo Industries, Inc. | Sign Supports, Mailboxes, and Delineator Posts | Dual and Triple Posts on double-necked couplings | |
| CC-35E | NCHRP 350 | Energy Absorption Systems, Inc. | Barrier Terminals and Crash Cushions | 9-bay unit @TL-3 for 70mph |