US 20 eastbound: Road closed.

Between Exit 313: IA 946 and US 61 (Dubuque). The road is closed due to road construction work. A detour is in operation. Follow the Iowa DOT-recommended detour around the closure. See map for detour(s) . There is a height limit in effect . Height limit 15'5" . Until September 25, 2026 at about 3:00PM CDT. Full schedule below: • September 17, 6:00AM - September 25, 3:00PM Comment: Manchester RCE (800-262-5146) - Dubuque County **Road will be open from 3PM to 6PM on Weekdays**