US-20 Iowa
Closures, crashes, chain controls and work zones on US-20 in Iowa, in order along the road.
US-20 in Iowa: no full closures reported
As of 11:34 PM CDT. 6 entries; latest update September 29, 2026. Crashes in Iowa are not on Live Roads yet, so this covers closures and work zones only.
Crashes, incidents and chain controls now 0
Lane closures and work zones 6
- Lane closurenorthbound
At Entrance ramp from US 20 W; US 75 S.
Since Fri, Sep 25, 8:00 AM CDT
At Entrance ramp from US 20 W; US 75 S. The entrance ramp is closed due to road construction work. Follow the Iowa DOT-recommended detour around the closure. See map for detour(s). Until November 2, 2026 at about 5:00PM CDT. Full schedule below: • September 25, 8:00AM - November 2, 5:00PM Comment: Sioux City RCE (712-239-1367) - Woodbury County
State DOT work zone feeds (WZDx) · IA · updated September 29, 2026
- Work zoneeastbound
US-20: Between County Road K42 (1 mile east of the Lawton area) and County Road D22 (1 mile ea…
Since Sat, Apr 25, 7:30 AM CDT
Between County Road K42 (1 mile east of the Lawton area) and County Road D22 (1 mile east of the Moville area). Road construction work is in progress. The roadway is shared with opposing traffic. There is a width limit in effect. There is a weight limit in effect. There is an axle load limit in effect. Width limit 11'0". No vehicles over 156,000 lbs. Axle weight limit 20,000 lbs. Until November…
State DOT work zone feeds (WZDx) · IA · updated September 3, 2026
- Work zonewestbound
US-20: Between Exit 229: Ansborough Avenue (Waterloo) and Exit 215: County Road T55 (near Ceda…
Since Thu, May 7, 7:00 AM CDT
Between Exit 229: Ansborough Avenue (Waterloo) and Exit 215: County Road T55 (near Cedar Falls). Road construction work is in progress. There is a width limit in effect. Width limit 19'5". Until November 30, 2026 at about 12:00PM CDT. Full schedule below: • May 7, 7:00AM - November 30, 12:00PM Comment: New Hampton RCE (800-373-7343) - Black Hawk County
State DOT work zone feeds (WZDx) · IA · updated August 10, 2026
- Work zoneeastbound
US-20: Between Exit 215: County Road T55 (near Cedar Falls) and Exit 229: Ansborough Avenue (W…
Since Thu, May 7, 7:00 AM CDT
Between Exit 215: County Road T55 (near Cedar Falls) and Exit 229: Ansborough Avenue (Waterloo). Road construction work is in progress. The roadway is shared with opposing traffic. There is a height limit in effect. There is a weight limit in effect. There is an axle load limit in effect. Height limit 17'4". No vehicles over 156,000 lbs. Axle weight limit 20,000 lbs. Until November 30, 2026 at …
State DOT work zone feeds (WZDx) · IA · updated August 10, 2026
- Work zoneeastbound
US-20: Between Exit 215: County Road T55 (near Cedar Falls) and Exit 229: Ansborough Avenue (W…
Since Thu, May 7, 7:00 AM CDT
Between Exit 215: County Road T55 (near Cedar Falls) and Exit 229: Ansborough Avenue (Waterloo). Road construction work is in progress. There is a width limit in effect. Width limit 16'5". Until November 30, 2026 at about 12:00PM CDT. Full schedule below: • May 7, 7:00AM - November 30, 12:00PM Comment: New Hampton RCE (800-373-7343) - Black Hawk County
State DOT work zone feeds (WZDx) · IA · updated August 10, 2026
- Work zonewestbound
US-20: Between US 52 and Exit 308: County Road Y21 (near Peosta).
Since Thu, Sep 17, 7:00 AM CDT
Between US 52 and Exit 308: County Road Y21 (near Peosta). Road construction work is in progress. A lane is closed intermittently. Until November 20, 2026 at about 6:00PM CDT. Full schedule below: • September 17, 7:00AM - November 20, 6:00PM Comment: Dubuque County **No Access to Cox Springs Rd Northbound**
State DOT work zone feeds (WZDx) · IA · updated September 17, 2026
US-20 by email, every morning
Crashes, chain controls and closures on US-20 at 6:00 AM Eastern. Free, and one click to stop.
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