U.S. Highway 18 Bridge Repair Near Winner
Project Summary:
Low slump bridge deck overlays, PCC paving and new guardrail at six structures around Winner.
18 ft width restriction on U.S. Highway 18 from S.D. Highway 44 Jct in Winner to Colome
11 ft width restriction on S.D. 49 at Hamill
Project Updates:
April 1, 2026:
Work is scheduled to resume on various bridges in the Winner Area beginning Monday, April 6, 2026.
Bridge repair is scheduled over the West Branch of Thunder Creek (one mile SE of Winner) and Thunder Creek (four miles SE of Winner) on U.S. Highway 18. Traffic control will be placed on both Highway 18 bridges.
Work on the bridge over Moccasin Creek (Hamill) on S.D. Highway 49 is scheduled to begin the last week of April 2026.
Project work will consist of new concrete barrier walls, concrete removal, and repair of the existing bridge decks, followed by a concrete overlay at each location. Work will be completed in phases with one lane of the bridge being worked on at a time. Traffic at each site will be reduced to a single lane across the bridge and will be controlled by stop signs. An 18-ft. width restriction will be enforced on both Highway 18 bridges and an 11-ft. width restriction will be enforced on the Highway 49 bridge. The contractor expects the work to last up to five weeks per phase.
Removal of existing bridge rail and placement of new concrete barrier walls will follow.
March 10, 2026:
Work is expected to resume on April 6, 2026, at the bridges on U.S. Highway 18 between Winner and Colome. Traffic will be reduced to one lane across the bridges and will be controlled by stop sign.