Iowa DOT News

Iowa 8 just west of Iowa 21 to close May 2 for culvert replacement  

MARSHALLTOWN, Iowa – April 25, 2022 – A culvert replacement project on Iowa 8 just west of Iowa 21 will require the highway to be closed to traffic, from 7 a.m. Monday, May 2, until late July, weather permitting, according to the Iowa Department of Transportation’s Marshalltown construction office. 

During this closure, traffic will be detoured around the work zone (see map) using U.S. 63, Tama County Road D-65 and Iowa 21.

The Iowa DOT reminds motorists to drive with caution, obey the posted speed limit and other signs in the work area, and be aware that traffic fines for moving violations are at least double in work zones. As in all work zones, drivers should stay alert, allow ample space between vehicles, and wear seat belts. 

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Contact: Dustin Skogerboe at 641-752-4657 or  


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