Most of Iowa's nearly 24,000 bridges were built in the 1950s, 60s, 70s and 80s. Some are even older. The Black Hawk Bridge in Lansing, Iowa, was built in 1931. It links Iowa to Wisconsin and is ...

The bridge like this one completed in the 1970s was simply not made to withstand *** direct impact on *** critical support pier. 957 miles away in Lansing, Iowa, an older bridge stands.

It links Iowa to Wisconsin and is currently being replaced.This kind of project is expensive. The Lansing bridge will cost $140 million. Federal funds will cover 80 percent, with Iowa and ...