I-80 Coalition
A collection of reports and updates on the safety and reconstruction of the Des Plaines Illinois River Bridges.

Des Plaines River Bridges Joliet, Illinois
The Interstate 80 bridges spanning the Des Plaines River in Joliet were first constructed in 1965, and subsequently reconstructed in 1998
The dual bridges span 2,300 feet in length, carrying more than 85,000 vehicles a day, and provide a vital link for both local east-west mobility through Will County and to the national freight system
The existing Des Plaines River Bridge structure is a truss bridge, which cannot be widened to add lanes or shoulders from the current 3-lane configuration
Ratings/Reports
IDOT inspection report information for the Des Plaines River Bridges – Spring 2018
I-80 Westbound Report
I-80 Eastbound Report
Des Plaines River Bridge Design Alternatives
IDOT is reviewing alternative bridge designs as part of the Interstate 80 Ridge Rd. to US Rt. 30 Project.
Des Plaines Bridges News
IDOT 5-year plan includes big improvements on I-80, I-55 in Will County
The Illinois Department of Transportation on Tuesday released a $21.3 billion five-year highway improvement plan with five major projects in Will County. The plan includes $3.2 billion in spending for fiscal year 2021, but IDOT warned that funding could be curtailed because of the impact of COVID-19 on the economy.
Overnight lane closures on I-80 bridges in Joliet
Overnight lane closures on I-80 bridges in Joliet CHICAGO – The Illinois Department of Transportation announced that an ongoing repair project on the Interstate 80 bridges over the Des Plaines River, in Joliet, will require occasional overnight lane closures starting,...
State inspects I80 bridges again
Governor has proposed funding for aging infrastructure’s replacement
Inspectors this week are completing an annual examination of the Interstate 80 bridges that state officials say is done to assure they are safe to drive on, despite the need for repairs.
I-80 Bridge Inspection Over Des Plaines River In Joliet Canceled Due To Weather
Due to the rainy weather the daily inspections for today, April 30th have been canceled.
The Illinois Department of Transportation announced that regularly scheduled inspections of the Interstate 80 bridges over the Des Plaines River, in Joliet, will begin April 29, weather permitting.