Senior Transportation Editor Aileen Cho sat down recently with Stuart S. Chen, professor of civil and environmental engineering at the State University of New York at Buffalo, and Arun M. Shirolé, a senior vice president of bridge engineer Arora and Associates, P.C., New York City. They discussed the origins of Bridge Information Modeling, why they believe it’s needed to integrate design and operations management, the role of vendors and where it goes from here. View of a Portion of the Bridge Computer Model CHEN What is Bridge Information Modeling? AS: It came about back in the late '80s. I was
Arch dams, classically curved monoliths situated in narrow valleys, are not as common as other types of dams, such as embankment dams and gravity dams. ENR takes a look at some of the biggest arch dams in the world, both completed and under construction.