U.S. Highway 18 and S.D. Highway 407 in Pine Ridge
Project Summary:
U.S. Highway 18 - In Pine Ridge From Two Blocks North of S.D. Highway 407 to East of Indian Health Rd.
Urban Grading
Roadway Lighting
Curb and Gutter
Storm Sewer
Surfacing
Addition of Traffic Signal
ADA Improvements
Project Updates:
June 29, 2026:
Anticipated Work in July 2026:
Traffic is anticipated to shift onto the completed westbound lane and center turn lane to allow construction of Phase 3, which includes the eastbound lane.
Completed Work in June 2026:
Phase 2 (the center section) is anticipated to be completed by the end of June. During June, the contractor placed concrete in the center lane from approximately Whitetail Deer Road to Indian Health Road.
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May 29, 2026:
Anticipated Work in June 2026:
Traffic will be shifted to the outside lanes while the contractor constructs the center turn lane on U.S. Highway 18.
May 2026 Completed Work:
The contractor completed most of the westbound lane on U.S. Highway 18. Crews will continue paving and completing sidewalk work in preparation for shifting traffic to the outside lanes and beginning construction of the center turn lane.