Mar 1, 2014
This peer-reviewed article presents an investigation conducted to determine the behavior of bridge column reinforcing bar cages subjected to lateral loads. Two full-scale cages were tested until failure to determine the response to lateral displacement and identify...
Dec 14, 2013
Resource tradeoffs can often be established by solving an appropriate robust optimization problem for a variety of scenarios involving constraints on optimization variables and uncertainties. Using an approach based on sequential convex programming, we demonstrate...
Sep 6, 2013
The SR520 North West Approach replacement project will consist of 40 spans of isolated, elevated roadway. The design includes approximately 100 triple friction pendulum isolator bearings atop columns supporting the superstructure. A detailed ADINA model was generated,...
May 20, 2013
Three important challenges in the finite element modeling and seismic analysis of a suspension bridge are addressed in this paper. Firstly, since suspension bridges are highly nonlinear geometrically, the construction sequence should be simulated to accurately...
May 20, 2013
A Finite Element (FE) model which can precisely predict the actual dynamic responses of a bridge is necessary for accurate condition assessment and health monitoring purposes. However, most of the bridge FE models initially developed ...
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