Because the deck truss portion of the I-35W bridge was considered non-load-path-redundant, the total collapse of the deck truss was unavoidable once the gusset plates at the U10 nodes failed.

One of them was the notorious I-35W Mississippi River Bridge. The collapse of this bridge in 2007 revealed how terrible the state of the traffic infrastructure in the United States was.

Julia Anne Kreider was just a matter of minutes away from arriving home to her two sons when tragedy struck. She had just hung up the phone with her mother, Carole Blackhawk. They exchanged I love ...