Category Archives: Construction

There was a ribbon-cutting at US 20 and County Road X49 a week ago, KCRG reports. This is the first new exit built on US 20 in eastern Iowa since Ansborough Avenue a decade ago.

The Iowa DOT had a public meeting about the intersection of IA 27/58 and Viking Road last week, including a presentation on converting the intersection to an interchange. Two maps and the presentation slide show are available online. The Waterloo Courier … Continue reading →

The IA 150 curve west of Urbana was the site of only five accidents in a decade, and one of them, a five-fatality crash, spurred calls for a look at changing the intersection. The curve, the end of old IA 363, could … Continue reading →

May 7, 2006: This exit ramp on I-35/80 will be replaced with a flyover ramp that leaves the mainline just north of Meredith Drive. The Iowa DOT will hold a meeting Oct. 24 in Johnston to go over the final … Continue reading →

Today, the easternmost 13 miles of two-lane US 20, in Ida and Sac counties, will close “until late fall 2018,” the Iowa DOT says in a press release. (See also this Cherokee Chronicle Times story.) This is significant not only … Continue reading →

Last Friday, the intersection of IA 21 and Shaulis Road on the south side of Waterloo closed for construction of turning lanes and signals, the Iowa DOT said in a press release. Until a decade ago, IA 21 went all … Continue reading →

The Grand Avenue bridge across the Des Moines River closes today for demolition and replacement, the Des Moines Register reports. The bridge, built in 1918, was a key link in Iowa’s early highway system. It wasn’t part of the first … Continue reading →

Last week, the Federal Highway Administration cleared the last procedural step for construction of an interchange at I-35/80 and 100th Street in Urbandale, The Des Moines Register reports. It’s the second interchange in the area to be built after initial construction … Continue reading →

This morning, the intersection of Seippel Road and US 20 on the southwest corner of Dubuque closed permanently for construction of an interchange. Here’s the DOT announcement and a map from Dubuque that shows the area and the detour. The street … Continue reading →