AASHTO M 180-18 (2021) PDF Download

The AASHTO M 180-18 (2021) standard lays out the requirements for the use of corrugated sheet steel beams as beams in highway guardrails. The standard provides specifications for the materials and dimensions of the corrugated sheet steel, ensuring that they meet the necessary strength and durability properties required for highway guardrails.

The standard also outlines the fabrication and construction requirements for the corrugated sheet steel beams, including the proper installation techniques and methods to ensure that the highway guardrail system is securely fastened and capable of withstanding impact forces. The standard aims to provide a safe and reliable system for protecting motorists and pedestrians from potential hazards on highways.