Graphic Courtesy of WindEEE Research Institute The above simulation of the velocity field in the core of a tornado was part of the conceptual design process for WindEEE. Photo Courtesy of the WindEEE Research Institute A scale model of a two-story house, under study for roof failure, has openings to simulate windows broken by a tornado. Related Links: Communities Ramp up Tornado Defenses A three-story, $30-million hexagonal wind tunnel in Canada can recreate tornadoes and capture data to serve as a basis for developing twister-resistant structural design. It is the first facility of its kind in the world, says its
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.