Current traffic on Interstate 29 in Iowa — accidents, roadworks and closures in real time.
Between Exit 1: IA 333; County Road J64 and Exit 10 (4 miles south of the Percival area). The right lane is closed due to road construction work. Until September 24, 2026 at about 6:00PM CDT. Full schedule below: • August 31, 9:00AM - September 24, 6:00PM Comment: Council Bluffs RCE (800-579-2719) - Fremont County
At Ramp to Salix Weigh Station. Road construction work is in progress. Until March 31, 2027 at about 5:00PM CDT. Comment: Woodbury County **Weigh Station Closed**
Between Exit 105: County Road E60 (near Onawa) and Exit 120: County Road E24 (1 mile north of the Onawa area). The right lane is closed due to road construction work. Until September 30, 2026 at about 6:00PM CDT. Full schedule below: • July 13, 8:00AM - September 30, 6:00PM Comment: Sioux City RCE (712-239-1367) - Monona County
Between Exit 112 and Exit 105: County Road E60 (1 mile south of the Onawa area). The right lane is closed due to road construction work. Until October 15, 2026 at about 6:00PM CDT. Full schedule below: • June 16, 7:00AM - October 15, 6:00PM Comment: Sioux City RCE (712-239-1367) - Monona County
At Entrance ramp from US 20 W; US 75 S. The entrance ramp 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 September 25, 2026 at about 7:00AM CDT. Full schedule below: • June 2, 10:00AM - September 25, 7:00AM Comment: Sioux City RCE (712-239-1367) - Woodbury County
Between The Missouri State Line and Exit 1: IA 333; County Road J64 (near Hamburg). The left lane is closed due to road construction work. There is a width limit in effect . Width limit 13'6" . Until September 24, 2026 at about 4:30PM CDT. Full schedule below: • March 18, 9:00AM - September 24, 4:30PM Comment: Council Bluffs RCE (800-579-2719) - Fremont County
Between Exit 135: County Road D51 and Exit 141: 1st Street and Sioux Gateway Airport (near Sioux City). The left shoulder is closed due to road construction work. A lane is closed intermittently. Until September 26, 2026 at about 6:00PM CDT. Full schedule below: • March 16, 8:00AM - September 26, 6:00PM Comment: Sioux City RCE (712-239-1367) - Woodbury County
Between IA 175 and IA 141 (6 to 7 miles south of the Sloan area). Road construction work is in progress. A lane is closed intermittently. From 7:00AM CDT to 7:00PM CDT on weekdays. Until September 29, 2026 at about 7:00PM CDT. Comment: Sioux City RCE (712-239-1367) - Monona County