A file photo shows traffic backed up on westbound I-80 due to a crash near Briggs Street in Joliet. Planners want to widen the interstate to address safety concerns, but funding for the $1 billion worth of work is uncertain. (Bonnie Trafelet / Chicago Tribune)
A file photo shows traffic backed up on westbound I-80 due to a crash near Briggs Street in Joliet. Planners want to widen the interstate to address safety concerns, but funding for the $1 billion worth of work is uncertain. (Bonnie Trafelet / Chicago Tribune)