The connectors, called gusset plates, were roughly half the 1-inch thickness they should have been because of a design error, NTSB Chairman Mark Rosenker said. Investigators found 16 fractured ...

WASHINGTON, D.C. — The Interstate 35W bridge collapsed when a too-thin gusset plate ripped along a line of rivets, initiating a collapse that killed 13 people and injured 145. That conclusion ...

Investigators told the National Transportation Safety Board that the collapse of the Interstate 35W bridge on Aug. 1, 2007, was unavoidable once gusset plates in the center span failed.

It comes less than a week before the 10-year anniversary of when the bridge fell. A metal gusset plate was identified as the first piece of the bridge to fail when it collapsed on Aug. 1 ...

We have added it to a list of your favorite stories. (AP) - Investigators have a "working theory" that a poorly designed gusset plate and excessive weight on the Interstate 35W bridge led to the ...

The official, who was briefed by the National Transportation Safety Board, said that investigators found a design flaw in the bridge's gusset plates, which are the steel plates that tie steel ...

National Transportation Safety Board investigators said on Nov. 13 that the 2007 Minneapolis bridge collapse that killed 13 people and injured 145 others started when gusset plates on the upper ...

A Minnesota Department of Transportation inspection team was conducting an ultrasound inspection of the Minnesota 23 span when they discovered four gusset plates were bent a quarter of an inch.

Minnesota Department of Transportation inspectors failed to notice the severity of corroded gusset plates on the Interstate Bridge in two inspections during the past 14 months because the plates ...

MoDOT bridge engineers began their study Wednesday. That was one day after investigators announced that 16 steel gusset plates at the Minnesota bridge that collapsed in August were a half-inch too ...

Among those it snapped up was the gusset plate that the National Transportation Safety Board identified as the first part of the bridge to fail.