Iowa DOT News Release

Intermittent closures of southbound I-29 near Floyd Boulevard interchange begin Aug. 12 #iatraffic

Posted on: August 11, 2015

SIOUX CITY, Iowa – Aug. 11, 2015 – Overhead sign truss work will require intermittent closures of southbound Interstate 29 from south of the Floyd Boulevard interchange (exit 147) to north of the I-129/U.S. 20/U.S. 75 interchange (exit 144) after 10 p.m. Wednesday, Aug. 12, weather permitting, according to the Iowa Department of Transportation’s Sioux City construction office.

During the intermittent closures, traffic will be stopped for 20-minute intervals. Motorists approaching this area should drive with caution and be prepared to stop for traffic backups beyond the limits of the work zone.

One lane will be closed from 7 a.m. to 10 p.m. to allow the contractor to prepare the site for the evening closure.

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 “My Routes” option on It’s easy to subscribe to My Reports and sign up to receive the email/text alerts. Visit for simple, step-by-step instructions.

The Iowa DOT reminds motorists to drive with caution, obey 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.


 Contact: Dean Herbst at 712-239-1367 or




Iowa highway in the evening