Can Minnesota afford the upkeep of roads and bridges?
Go Deeper.
Create an account or log in to save stories.
Like this?
Thanks for liking this story! We have added it to a list of your favorite stories.
These gear-like bearings which supported the I-35W bridge show how the bridge could move. Aas the temperature rose and the bridge expanded, the bridge would ride along the gears.
Photo submitted by Kevin Curley
Gallery
Turn Up Your Support
MPR News helps you turn down the noise and build shared understanding. Turn up your support for this public resource and keep trusted journalism accessible to all.
