During peak rush hour on Aug. 1, 2007, Minneapolis’ Interstate 35W bridge−Minnesota’s fifth–busiest overpass carrying 140,000 vehicles daily--collapsed into the Mississippi River. Surveillance video showed the eight-lane steel truss-arch bridge crumple into a cloud of dust. Numerous cars and people fell from sections as high as 115 feet above the river.
In the April 2017 issue of POB, find out how 3D tools played a role in the renovation of the Institute of Civil Engineers headquarters in London. Also, POB releases the results of its 2017 3D Surveying Trends Study.