052919 404 Motorists using Interstate 29 in western and southwestern are back to traveling a maze of detours as a new round of flooding closes portions of Interstate 29 and other highways and roads. State transportation officials have closed an estimated 51 miles of interstate in southwest Iowa due to recent rainfall and flooding. Detours will be in place. Scott Suhr (Sewer) with the Iowa Department of Transportation says the D-O-T did not anticipate the recent heavy rainfall in western Iowa and