Iowa DOT News Release

Iowa 23 closed at the Union Pacific Railroad crossing in University Park starting on Sept. 13

Posted on: August 31, 2021

FAIRFIELD, Iowa – Aug. 31, 2021 – Repairs at the Union Pacific Railroad crossing on Iowa 23/ South 17th Street in University Park east of Oskaloosa will require closing the roadway to traffic from 8 a.m. Monday, Sept. 13, until Monday morning, Sept. 20, weather permitting, according to the Iowa Department of Transportation’s Office of Rail Transportation.

Motorists will be directed to use an official off-site detour (see detour map below). The three-mile marked detour will follow Iowa 92 and Osburn Avenue. It is anticipated the detour will be in place for approximately a week, weather permitting. Local traffic will have access to Iowa 23 except for the lanes at the railroad crossing (near mile marker 14.85).

IA 23 detour

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: Travis Tinken, Iowa DOT Office of Rail, at 515-290-5055, or email at

Iowa highway in the evening