Iowa DOT News Release

Public input requested for proposed bridge replacement on Iowa 10 in O’Brien County

Posted on: February 08, 2021

AMES, Iowa – Feb. 1, 2021 – The Iowa Department of Transportation is requesting public input for a proposed replacement of the Iowa 10 bridge over Mud Creek, 1.9 miles west of O’Brien County Road L-48.

The project will include replacing the existing bridge with a 120’ x 40’ single-span beam bridge. New bridge approaches will be constructed, the guardrail will be replaced, and the shoulders will be paved.

Construction of the project is expected to begin in 2023.

Through traffic on Iowa 10 will be detoured using Iowa 143 & O’Brien County Roads B-62 and L-48. For more information, see the website listed below.  

For general information regarding the proposed project, contact Shane Tymkowicz, P.E., assistant district engineer, Iowa DOT District 3 Office, 2800 Gordon Drive, Sioux City, Iowa 51102, phone 712-274-5834 or 712-261-0405, email

Visit the Iowa DOT’s project-related public involvement event website at for information about scheduled public meetings and hearings, or view and offer input on any DOT project using the new “Map Search” feature. Comments and questions regarding the online meeting should be received by February 18, 2021.  If you would like to receive future email notifications or submit a comment or question regarding this project, go to


Federal and state laws prohibit employment and/or public accommodation discrimination on the basis of age, color, creed, disability, gender identity, national origin, pregnancy, race, religion, sex, sexual orientation, or veteran’s status. If you believe you have been discriminated against, please contact the Iowa Civil Rights Commission at 800-457-4416 or Iowa Department of Transportation’s affirmative action officer. If you need accommodations because of a disability to access the Iowa Department of Transportation’s services, contact the agency’s affirmative action officer at 800-262-0003.

Iowa highway in the evening