Iowa DOT News Release

Northbound I-29 on- and off-ramps at Salix (exit 134) to close May 30 #iatraffic

Posted on: May 18, 2017

SIOUX CITY, Iowa – May 18, 2017 – Ramp shoulder construction work, in conjunction with the Interstate 29 interchange reconstruction project, will require closing northbound I-29 on- and off-ramps at Salix (exit 134) beginning at 8 a.m. Tuesday, May 30, until Tuesday, June 13, weather permitting, according to the Iowa Department of Transportation’s Sioux City construction office.

Motorists will be directed around the northbound I-29 ramp work zone onto a signed detour route using Woodbury County roads D-51 and K-45.

Upon completion of the northbound I-29 ramp construction work, southbound I-29 on- and off-ramps will be closed for approximately two weeks for shoulder construction work. Traffic will be detoured around the work zone using Woodbury County roads D-51 and K-25.  

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 “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.


Contact: Dakin Schultz at 712-274-5837 or

Iowa highway in the evening