Flooding shuts down part of I-10 in Louisiana 5-mile stretch of highway closed south of Baton Rouge (Photo: Jim Allen/FreightWaves) Updated May 18, 2021 at 5 p.m. ET. According to the Louisiana Department of Transportation and Development (DOTD), two of three lanes are back open on Interstate 10 eastbound at Siegen Lane in Baton Rouge. The Siegen Lane eastbound onramps remain closed. After heavy rain late Monday night, both directions of I-10 between Siegen Lane and Highland Road were closed due to flooding. Although two eastbound lanes are now open, drivers should remain alert for any remaining water on the road. Previous article: