Why did the bridge in Minnesota collapse?
Why did the bridge in Minnesota collapse?
The National Transportation Safety Board ultimately determined that the probable cause of the collapse of the I-35W bridge “was the inadequate load capacity, due to a design error . . . of the gusset plates at the U10 nodes, which failed under a combination of (1) substantial increases in the weight of the bridge.
What bridge collapsed in Minnesota?
the I-35W bridge
On Aug. 1, 2007, Minnesota suffered a tragedy of historic proportions when the I-35W bridge (bridge 9340) over the Mississippi River in Minneapolis collapsed. Our hearts continue to go out to the victims, families and others affected by the collapse.
What was the reason for the collapse of the I-35W bridge in Minneapolis in 2007?
The NTSB cited a design flaw as the likely cause of the collapse, noting that a too-thin gusset plate ripped along a line of rivets, and additional weight on the bridge at the time contributed to the catastrophic failure.
What famous bridge collapsed?
The Tacoma Narrows Bridge collapses due to high winds on November 7, 1940. The Tacoma Narrows Bridge was built in Washington during the 1930s and opened to traffic on July 1, 1940. It spanned the Puget Sound from Gig Harbor to Tacoma, which is 40 miles south of Seattle.
How many people died in the 2007 Minneapolis bridge collapse?
Thirteen people died
Ten years ago today, the unthinkable happened in Minneapolis when an interstate bridge collapsed just at the end of rush hour. Thirteen people died, and many more were injured. Minnesota Public Radio’s Solvejg Wastvedt talked with survivors and witnesses who still hold on to vivid memories of that disaster.
How many bridges are in Minnesota?
There are more than 20,000 bridges in Minnesota.
Has a bridge ever collapsed with people on it?
A bridge in the US city of Pittsburgh has collapsed with six vehicles, including a bus, on it at the time. Officials said 10 people sustained minor injuries, three of whom were taken to hospital. The snow-covered Forbes Avenue Bridge gave way on Friday morning, sometime after 06:00 local time (11:00 GMT).