FHWA FP-24
Section 724 — Guardrail
FP-24 · Division 700 — Material. Full current text with cross-references on BuildSpec.
Section 724. — GUARDRAIL 724.01 Rail Elements. (a) Metal beam rail. Provide metal beam rail conforming to Task Force 13 (TF13), Guide to Standardized Roadside Hardware . (1) Galvanized steel. Provide W -beam or thrie -beam rail fabricated from corrugated sheet steel conforming to AASHTO M 180 for the designated shape, type, class, and mass of coating specified. (2) Painted steel. Provide W -beam or thrie -beam rail conforming to AASHTO M 180 for the designated shape, class, type, and mass of coating specified. (3) Corrosion resistant (weathering) steel. Provide W -beam or thrie -beam rai l…
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