RoadworksModerate
US 20 in both directions: Both shoulders closed.
US 20 in both directions: Between Exit 1B: US 75 and County Road K42.
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Between Exit 1B: US 75 and County Road K42 (1 mile east of the Sioux City area). Both shoulders closed due to road construction work. From 6:30AM CDT to 8:00PM CDT on weekdays and Saturday. Until October 2, 2026 at about 8:00PM CDT. Comment: Sioux City RCE (712-239-1367) - Woodbury County **Intermittent Shoulder Closure**
ReportedJuly 15, 2026 at 04:30 AM PDTOctober 2, 2026 at 06:00 PM PDT
Road
US 20
Source
Iowa DOT
Coordinates
42.44622, -96.37511
Roadworks details
Direction
BOTH_DIRECTIONS