Div 31 · Earthwork
Thrie-Beam Guardrail
G
Gregory Highway · Thrie-Beam
Roll-formed three-corrugation steel thrie-beam guardrail produced to AASHTO M180 Class A or B in 10 or 12 gauge.
✓ Verified 2026-08-28
Specs on this page were checked against Gregory Highway Thrie-Beam product page on 2026-08-28.
Specifications
| Gauge | 10 gauge or 12 gauge |
| Standard lengths | 12 ft 6 in or 25 ft 0 in |
Certifications & Standards
AASHTO M180
Attributes — product claims, not third-party certifications
Class A or BFinish Types 1, 2, 3 and 4Galvanized, black, painted epoxy or weathering steel
Sustainability
No sustainability metrics on file for this product.