Milbank - S.D. Highway 15 from S.D. Highway 20 to Milbank


Project Summary:

This is a grading and bridge replacement project from SD20 to Milbank.  The grading will reduce no passing zones by lowing hills and raising valleys, and this project will also add a 6’ shoulder to the roadway for safety.  The grading will be completed this year and next year the final asphalt concrete surfacing will be placed. 

This project will be closed to through traffic all summer and a detour will be provided.  

Project Press Releases: 

March 24, 2022

Project Updates: 

Completed Work: The contractor completed hauling base course, salvage and base course on 5 miles of grade. Cross and approach pipe has been completed in the-is area. Bridge crew continues to work on this 166’ Steel Girdered Bridge. Grangaard Const is concentrating on the false work and steel rebar installation. A majority of the project is primed and open to traffic.  The Bridge is closed to traffic and will remain closed all winter.

Anticipated work to be completed: The contractor will continue to work on the bridge.  They plan to continue to set false work and steel this month and hope to complete a bridge deck concrete pour in March.


Project Photos: 

(Click on the image to see additional photos)

Project Contract Amount:

$10.8 Million


Project Contacts: 

Contractor: Midland Contracting Inc.

SDDOT: Mike Will 605-882-5166



PCN: 05D9

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