US-18 construction in Iowa today

Every Iowa DOT work zone on US-18 in Iowa today: lane closures, full closures, which direction and how long each lasts.

5 work zones · 0 full closures · updated every 15 minutes

Lanes closedEastboundBetween County Road L26 and IA 60 (Sheldon). 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). Until November 12, 2026 at about 5:00PM CDT. Full schedule below: • September 17, 7:00AM - November 12, 5:00PM Comment: Cherokee RCE (712-225-5786) - O'Brien County (US-18)until Nov 12
Lanes open, work nearbyEastboundBetween IA 4 and County Road N60 (Emmetsburg). Road construction work is in progress. The roadway is shared with opposing traffic. There is a width limit in effect. Width limit 10'0". Until November 5, 2026 at about 2:00PM CDT. Full schedule below: • July 20, 7:00AM - November 5, 2:00PM Comment: Cherokee RCE (712-225-5786) - Palo Alto County (US-18)until Nov 5
Lanes open, work nearbyEastboundBetween County Road M44 and US 71 (Spencer). Road construction work is in progress. The roadway is shared with opposing traffic. There is a width limit in effect. Width limit 12'0". Until November 12, 2026 at about 2:00PM CDT. Full schedule below: • September 8, 7:00AM - November 12, 2:00PM Comment: Cherokee RCE (712-225-5786) - Clay County (US-18)until Nov 12
Lanes closedWestboundBetween County Road L26 and IA 60 (Sheldon). 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). Until November 12, 2026 at about 5:00PM CDT. Full schedule below: • September 17, 7:00AM - November 12, 5:00PM Comment: Cherokee RCE (712-225-5786) - O'Brien County (US-18)until Nov 12
Lanes open, work nearbyEastboundBetween County Road S36 (1 mile west of the Mason City area) and County Road S56 (1 mile west of the Portland area). Road construction work is in progress. A lane is closed intermittently. Until November 5, 2026 at about 4:00PM CDT. Full schedule below: • October 12, 8:00AM - November 5, 4:00PM Comment: Mason City RCE (800-373-7344) - Cerro Gordo County (US-18)until Nov 5

Other Iowa highways

From the Iowa Department of Transportation's work zone feed (WZDx), as Orbit keeps it. Closures can change at short notice; follow the signs on the road. Some work zones come with few details from Iowa DOT.

Driving US-18?Orbit warns you about work zones ahead on your side of the road, and goes quiet when drivers are getting through at speed.

See Orbit SI →