Iowa DOT News Release

Nighttime lane closures at the I-35/East First Street interchange (exit 92) in Ankeny begin Aug. 21 #iatraffic

Posted on: August 18, 2017

GRIMES, Iowa – Aug. 18, 2017 – Nighttime construction work at the Interstate 35/East First Street interchange (exit 92) project in Ankeny will require alternating lane closures from 9 p.m. to 6 a.m. Sundays through Thursdays beginning Monday, Aug. 21, until late 2020, weather permitting, according to the Iowa Department of Transportation’s Grimes construction office

This first stage of this project involves building temporary pavement in order to maintain traffic during the three-year project. The reconstructed interchange will be completed in late 2020.

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.

The latest traveler information is available anytime through our 511 system. Visit; call 511 (within Iowa) or 800-288-1047 (nationwide); stay connected with 511 on Facebook or Twitter (find links at; or download the free app to your mobile device.

To receive email or text alerts about traffic incidents, road closures, traffic delays, and other restrictions that affect this highway route or other routes you travel, the Iowa DOT offers the “Your 511” option on It’s easy to subscribe to Your 511 and sign up to receive the email/text alerts. Visit for simple, step-by-step instructions.


Contact: Benjamin Hucker at 515-986-2850 or

Iowa highway in the evening