In order to perform electric work for Ameren Illinois, PAR Electric will be closing one northbound lane of Randolph Street between Hill Street and Washington Street. The lane closure will occur between the hours of 7:00 a.m. and 6:00 p.m. on Wednesday, June 8 and Thursday, June 9. Northbound traffic will be reduced to one lane in the area. The closed lane will be reopened overnight.