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US 20
US 20 in both directions: Alternating lane closures, due to road construction work.
Between Exit 1B: I-29; I-129; US 75 and Exit 4: IA 12; US 75; Gordon Drive (Sioux City). There are alternating lane closures due to road construction work. Until October 23, 2020 at about 3:00PM CDT.
US 20 in both directions: Opposing traffic sharing the roadway, due to road construction work, width limit in effect.
Between County Road P73 (near Duncombe) and County Road R27 (near Webster City). The roadway is shared with opposing traffic due to road construction work. There is a width limit in effect. Width limit 16'0". Until November 11, 2020 at about 3:00PM CDT.
US 20 in both directions: Roadway reduced to one lane, due to road construction work.
Between Exit 245: County Road V65 (near Jesup) and Exit 252: 20th Avenue Southwest also known as Iowa Avenue (Independence). The roadway is reduced to one lane due to road construction work. Until August 31, 2020 at about 11:59PM CDT.
US 20 eastbound: Road closed, due to road construction work, detour in operation, see map for detour(s).
Between Exit 313: IA 946 and the Mississippi River bridge (Dubuque). The road is closed due to road construction work. A detour is in operation. From 6:00AM CDT to 3:00PM CDT daily. Until August 15, 2020 at about 3:00PM CDT.
US 20 eastbound: Road construction.
Between US 52 and the Mississippi River bridge (Dubuque). Road construction work is in progress. Until August 14, 2020 at about 5:00PM CDT.
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Reports on US 20
Map of Reports on US 20 Between Exit 1B: I-29; I-129; US 75 and Exit 4: IA 12; US 75; Gordon Drive (Sioux City). There are alternating lane closures due to road construction work. Until October 23, 2020 at about 3:00PM CDT. Between County Road P73 (near Duncombe) and County Road R27 (near Webster City). The roadway is shared with opposing traffic due to road construction work. There is a width limit in effect. Width limit 16'0". Until November 11, 2020 at about 3:00PM CDT. Between Exit 245: County Road V65 (near Jesup) and Exit 252: 20th Avenue Southwest also known as Iowa Avenue (Independence). The roadway is reduced to one lane due to road construction work. Until August 31, 2020 at about 11:59PM CDT. Between Exit 313: IA 946 and the Mississippi River bridge (Dubuque). The road is closed due to road construction work. A detour is in operation. From 6:00AM CDT to 3:00PM CDT daily. Until August 15, 2020 at about 3:00PM CDT. Between US 52 and the Mississippi River bridge (Dubuque). Road construction work is in progress. Until August 14, 2020 at about 5:00PM CDT.
US 20 in both directions: Alternating lane closures, due to road construction work.
US 20 in both directions: Opposing traffic sharing the roadway, due to road construction work, width limit in effect.
US 20 in both directions: Roadway reduced to one lane, due to road construction work.
US 20 eastbound: Road closed, due to road construction work, detour in operation, see map for detour(s).
US 20 eastbound: Road construction.
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Closure Closure Restriction Restriction Warning Warning

Lane Closure Lane Closure Construction Construction Info Info
Moderate Traffic Waze: Moderate Traffic Heavy Traffic Waze: Heavy/Standstill Traffic Accident Waze: Accident

Closure Waze: Closure Open Ferry Service Operating Closed Ferries Out of Service