As of January 1, 2020, all new and replacement bridge rails installed on the National Highway System are required to conform to the requirements stipulated in the Manual for Assessing Safety Hardware, ...

This review considered the state of the practice in the testing, design, and evaluation procedures for bridge rail systems. For this review, the current AASHTO LRFD BDS (AASHTO 2020a) was considered ...

Seminar Overview: This lecture will present a historical background on the evolution of the AASHTO LRFD Bridge Design Specifications (BDS) from earlier Allowable Stress Design (ASD) and Load Factor ...