Winnebago County issued the following announcement on May 29.
Beginning Wednesday June 3, 2020, Kishwaukee Road will be closed to traffic between Stillman Valley Road and Meridian Road for replacement of roadway culverts. The work is expected to be completed by June 10, 2020; however, the duration of the work is dependent on the weather. A detour route will be provided.
Original source can be found here.