Murphysboro, Ill. – The Illinois Department Of Transportation says workers will begin shifting traffic on Illinois Route 13 over the Big Muddy River.

The transition to the newly-completed eastbound structure will start around 6 p.m. Thursday. IDOT says the shift will facilitate the removal and replacement of the westbound structure and will be in place until its completed.

Officials say you should exercise caution through this area. No expected completion date was given.