(Omaha, NE) -- Part of Regency Parkway and I Street in West Omaha are closing for a widening project. Omaha Public Works says Regency is down to one lane in the northbound direction at West Dodge. The restriction should be in place until the end of the week. Starting May 10th I Street will be closed between Interstate-80 and South 108th Street. That closure will last until December.