Advisory Desk Note 428A Lateral and torsional vibration of half-through truss footbridges

Publication Year

2021

Document Status

Current

Abstract

Aimed at designers alerting them to the potential susceptibility of narrow half-through footbridges to excitation by pedestrians in a lateral-torsional mode.

Document History

This Advisory Desk note was first issued in order to provide interim guidance in the area of design of half-through footbridges. It has been revised following publication of updated standards and is known as AD428A.

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