I-35 northbound: Road closed.

Between Exit 70: Mills Civic Parkway and University Avenue (West Des Moines). The road is closed because of night time construction work. A detour is in operation. Follow the Iowa DOT-recommended detour around the closure. See map for detour(s) . Until today at about 5:00AM CDT. Full schedule below: • September 17, 8:30PM - September 18, 5:00AM Comment: Grimes RCE (800-251-2707) - Polk County