Traffic shifts are scheduled to begin at the end of August to move traffic onto
a new frontage road system along Thorndale Avenue between I-290 and York Road to allow for the construction of the new Illinois Route 390 Tollway east toward O’Hare International Airport.
As part of the Illinois Route 390 Project, the Illinois Tollway is improving and constructing new local access roads along Thorndale Avenue, including a new system of frontage roads. New frontage roads will accommodate local traffic and will provide existing businesses and residential areas with access to the new Illinois Route 390 Tollway.
Electronic message signs and construction signage will be put in place in advance to alert drivers to dates and times for the scheduled traffic shifts. The traffic shifts are necessary to provide a work zone that safely accommodates the construction of the new roadway. All work is weather dependent...
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