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-25 | NCHRP 350 | Dickie Tool Company | Work Zone Devices | Portable Sign Stands | |
| B-56A | NCHRP 350 | Structures Of Ironwood, L.L.C. | Longitudinal Barriers and Bridge Rails | IRONWOOD Guidrail | |
| CC-66 | NCHRP 350 | Barrier Systems Inc. | Barrier Terminals and Crash Cushions | ABSORB 350 crash cushion @ TL-3 | |
| B-68 | NCHRP 350 | CAMMCO, Inc. | Longitudinal Barriers and Bridge Rails | CAMMCO Plastic Guardrail Blockout | |
| CC-12I | NCHRP 350 | Trinity Industries, Inc. | Barrier Terminals and Crash Cushions | ET-2000 Plus Guardrail Terminal @ TL-3 | |
| WZ-30 | NCHRP 350 | Sign Up Corporation | Work Zone Devices | MS-1000 & MS-5000 Portable Sign Stands | |
| B-67 | NCHRP 350 | Georgia Department of Transportation | Longitudinal Barriers and Bridge Rails | Temporary Concrete Barrier | |
| CC-64 | NCHRP 350 | Albert Unrath Inc. | Barrier Terminals and Crash Cushions | U-MAD 100K Truck Mounted Attenuator @ TL-3 | |
| WZ-35 | NCHRP 350 | Service Signing, L.C. | Work Zone Devices | Traffic Control Devices | |
| WZ-31 | NCHRP 350 | Cantel of Medford, Inc. | Work Zone Devices | EZ-UP Type III Baracade |