Category Archives: Construction

Aug 05

Centennial Bridge closed for a month

The US 67 bridge across the Mississippi River in the Quad Cities is closed for a month — until the weekend after Labor Day. The story below from WHBF* goes into the problems of trying to use the Arsenal (or … Continue reading

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Jul 28

Edgewood Road detour will last a year

December 2001: The west end of IA 100 has looked like this, a half-finished interchange at Edgewood Road in Cedar Rapids, since 1985. That’s going to start changing over the next month. Photo by Jason Hancock. After seven years, it … Continue reading

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Jul 23

Dubuque deals with US 20 bridge closure

Dubuque is one of the few places on Iowa’s borders where you can close a bridge across the river and have another one relatively close by. So while the Julien Dubuque Bridge into Illinois is closed until the end of … Continue reading

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Jun 19

Big Sioux flooding creates detours for I-29

South Dakota is using the bridge at I-29 exit 4 in South Dakota to build a levee across the interstate and try to save North Sioux City from flooding. There are two different detours in place. One goes through the … Continue reading

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Jun 16

US 34 bridge opening in November?

It isn’t quite radio silence, but there hasn’t been much of anything in the way of news regarding the new US 34 bridge over the Missouri River. This online collection of images, for example, has one set from last July … Continue reading

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May 28

‘Official’ start to IA 100 construction

Construction on the IA 100 extension has been going on for a while, but that can’t get in the way of a shovel-turning photo op.

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May 28

Allamakee County paved A26 in 2013

Not many county roads are newly paved in Iowa nowadays, as counties try to save money any way they can. However, one segment in Allamakee County received just that treatment last year. County Road A26, about six miles from the … Continue reading

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May 27

Diverging diamond interchange in Urbandale?

KCCI has a story about a DOT study on turning the I-35/80 interchange with Hickman Road (US 6) from a diamond to a diverging diamond. On a diverging diamond, traffic temporarily switches sides of the road; there’s an explainer graphic … Continue reading

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May 08

Old Army Post Road bridge demolition

When New Army Post Road (very temporarily IA 5) was built south and west of the Des Moines airport, it left behind the street running west from 42nd Street (the old intersection of IA 5/28). The road is still paved, … Continue reading

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May 05

I-74 project timeline presented

The Iowa DOT’s PIM site has put online the giant posters that were at an informational meeting last week. The file is a VERY large PDF. Everything through 2020 is laid out, but that includes nothing north of Middle Road … Continue reading

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