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 |
|---|---|---|---|---|---|
| CC-10 | NCHRP 350 | Energy Absorption Systems, Inc | Barrier Terminals and Crash Cushions | SENTRE guardrail terminal (Operational) | |
| SS-09A | NCHRP 350 | Franklin Steel | Sign Supports, Mailboxes, and Delineator Posts | Specify steel as ASTM A499-81, Grade 60 | |
| CC-09 | NCHRP 350 | Connecticut DOT | Barrier Terminals and Crash Cushions | Narrow Connecticut Impact Attenuation System (NCIAS) (Experimental) | |
| LS-06 | NCHRP 350 | Shakespeare Products | Luminaire Supports | Direct Burial Fiberglass Light Poles Series BH20, BH24, BH30, BH35, BS30, BS35, BX30, BX35, BA41, BA47, BB30, BB35, BB41, BB47, BC30, BC35, BC41, BC47 | |
| SS-08 | NCHRP 350 | Unistrut Corp. | Sign Supports, Mailboxes, and Delineator Posts | TELESPAR small sign supports max size 2 ½ x 2 ½ in. x 12 ga. | |
| B-06 | NCHRP 350 | Delta Design and Development | Longitudinal Barriers and Bridge Rails | Tri-D Breakaway Delineator Post (Operational) | |
| SS-09 | NCHRP 350 | Franklin Steel | Sign Supports, Mailboxes, and Delineator Posts | EZE-Erect Sign Posts - max 4.0 lb/ft flanged posts | |
| LS-05 | NCHRP 350 | Hapco Division | Luminaire Supports | Impact Safety Coupling 67238 | |
| B-05 | NCHRP 350 | L.B.Foster Co | Longitudinal Barriers and Bridge Rails | Precast Concrete Bridge Railing (NJ shape) Anchoring System (Operational) | |
| B-04 | NCHRP 350 | Michigan D.O.T | Longitudinal Barriers and Bridge Rails | Timber Guardrail Posts Specification (Oper.) |