What bridge collapsed in Minneapolis?

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. On Aug.

How many people died when the Minneapolis bridge fell?

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.

Why did the i35 bridge collapse?

And the National Transportation Safety Board determined that it was a design flaw, and not deferred maintenance, neglect, or other problems, that caused the 35W bridge to collapse. Gusset plates that hold the bridge’s huge steel beams together were only half as thick as they should have been.

How many US bridges collapse each year?

Based on the data extrapolation and 95% confidence interval, the estimated average annual bridge collapse rate in the United States is between 87 and 222 with an expected value of 128. The database showed hazards that have caused bridges to collapse historically, throughout the United States.

What are the top 10 worst bridges in the United States?

Here goes a list of some of the scariest bridges in the US:

• Seven Mile Bridge.
• The Chesapeake Bay Bridge.
• Deception Pass Bridge.
• Cape William Moore Bridge.
• Lake Pontchartrain Causeway.
• Verrazano-Narrows Bridge.
• Golden Gate Bridge.
• Mackinac Bridge.

What state has the most crumbling bridges?

Out of all U.S. states, Iowa has the most structurally deficient bridges, 4,571 or 19.1 percent of its total bridges. Pennsylvania comes second on the list with 3,353 of its bridges falling into the same category, along with 2,374 in Illinois.