Welcome to the Illinois Road and Transportation Builders Association (IRTBA) website!  Formed in 1938 to promote the transportation needs of the state, the Illinois Road and Transportation Builders Association is now the largest statewide organization of companies designing, building and maintaining the state highways, transit systems, railways and aviation systems. The core purpose of IRTBA's existence is: "to protect, improve & promote the transportation design & construction industry in Illinois." Our success is shared equally by all contractors and designers, regardless of their specialty.

On behalf of the 400 member firms, we hope you find our site helpful in providing background on our association as well as answering any questions you have on transportation issues in Illinois.Please take a few moments to review our website and let us know what you think.  

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2009 Letting Calendar

More than half of highway fatalities are related to deficient roadway conditions
PR Newswire

Midwest vies for $8 billion for federal high-speed rail initiative
Northland News Center

Too big, too fast
Chicago Tribune Editorial

Quinn calls special session to deal with state budget
Chicago Tribune

Feds release details on high-speed rail funds
Associated Press

Tired of crumbling roads and endless traffic?
Have your voice heard...