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-108 | NCHRP 350 | Barrier Systems, Inc. | Longitudinal Barriers and Bridge Rails | Temporary steel barrier @ TL-2/TL-3 | |
| CC-61A | NCHRP 350 | Midwest Roadside Safety Facility | Barrier Terminals and Crash Cushions | Conditional acceptance for bolted-steel posts for SKT-350 | |
| SS-108 | NCHRP 350 | Glenncast, Inc. | Sign Supports, Mailboxes, and Delineator Posts | Aluminum Sign Poles with Decorative Castings | |
| SS-113 | NCHRP 350 | Intellistrobe Safety System | Sign Supports, Mailboxes, and Delineator Posts | Intellistobe signal system | |
| CC-79 | NCHRP 350 | Safety By Design Co., Inc. | Barrier Terminals and Crash Cushions | Trailer Attenuating Cushion (TAC) @ TL-3 | |
| WZ-127 | NCHRP 350 | Yodock Wall Company | Work Zone Devices | Yodock 2002 Barrier | |
| B-49C | NCHRP 350 | Bryson Products, Inc. | Longitudinal Barriers and Bridge Rails | RE-BLOCK:IV plastic blockout | |
| WZ-131 | NCHRP 350 | Sonoblaster | Work Zone Devices | Intrusion Detector | |
| CC-54D | NCHRP 350 | Trinity Highway Safety Products Division | Barrier Terminals and Crash Cushions | Wide-TRACC @ TL-3 | |
| B-105 | NCHRP 350 | Nebraska Department of Roads | Longitudinal Barriers and Bridge Rails | Thrie-beam transition @ TL-3 |