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cOMPLETED PROJECTS

I-80 Missouri River Bridge

Iowa DOT is pleased to share the successful completion of the projects in this effort. Tracking the completion of projects is important to demonstrate the progress of the Program and to provide you with the information you will need to gauge the overall duration of construction impacts. Refer to the table below for details about and links to completed projects.

PROJECT

Construction Period

24th Street Bridge Construction completed fall 2008
I-80 Missouri River Bridge Iowa construction completed in 2012/Nebraska construction completed in 2019
I-80/I-29 Dual, Divided Freeway July 2013 – July 2015; January 2017 – January 2019; August 2019 – July 2021
East System Interchange July 2014 – September 2019
Nebraska Avenue Interchange October 2020 – September 2022
Railroad Relocation October 2015 – January 2017 
Union Pacific Railroad Bridge September 2017 – August 2019
U.S. 275 / Iowa 92 Interchange June 2014 – May 2017
West System Interchange July 2009 – November 2014; June 2015 – July 2017

Recognition & Awards

2023

  • American Society of Civil Engineers – Outstanding Civil Engineering Achievement Honor Award: I-80/I-29 Dual, Divided Freeway
  • American Infrastructure Magazine – Penninsula Publishing's Pubby Award for Road Project of the Year: I-80/I-29 Dual, Divided Freeway

2022

  • Engineering News-Record Merit Award – Highway/Bridge Category: I-80/I-29 Dual, Divided Freeway
  • MAASTO's 2022 America's Transportation Awards – Operations Excellence – Large Category
  • American Council of Engineering Companies –
    • National Recognition Award: I-80/I-29 Dual, Divided Freeway
    • Iowa Grand Conceptor and Grand Place Awards: I-80/I-29 Dual, Divided Freeway
    • Nebraska Honor Award: I-80/I-29 Dual, Divided Freeway

2021

  • Roads & Bridges #4 Road: I-80/I-29 Dual, Divided Freeway

2018

  • American Council of Engineering Companies –
    • National Recognition Award: East System Interchange Bridges
    • Iowa Honor Award: East System Interchange Bridges

2017

  • American Council of Engineering Companies –
    • National Recognition Award: Railroad Relocation Project
    • Iowa Grand Place Award: Railroad Relocation Project
    • Nebraska Grand Award: Railroad Relocation Project

2010

  • Associated General Contractors of Iowa, Iowa Quality Initiative Structure: I-80 Westbound Missouri River Bridge

2009

  • Associated General Contractors of Iowa, Iowa Quality Initiative Structure: 24th Street Bridge
 
 
 

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