Carbondale – Lane closures begin today on U.S. 51 through Carbondale, weather permitting. According to IDOT, lane closures will be in place to facilitate paving operations from Pleasant Hill Road to the Old U.S. 51 connector south of Carbondale. It is anticipated the project will last three weeks. Minor delays are expected. Flaggers and traffic control devices will be in place to direct you through the work zone.