Lyman and Tripp Counties - S.D. Highway 49

Project Complete


Project Summary:

This much-anticipated project on SD 49 from the SD44/SD49 Junction north 25.6 miles to the SD47/SD49 Junction consists of repair of several bump/heave areas, pipe repair and a new asphalt paving overlay.    Traffic will be maintained throughout the project at all times.

Project Timeline: 

Work should start in April 2022 and be completed by November 2022.

Project Press Releases:

April 25, 2022

Project Photos:

October 2022: 

September 2022:
(L to R: Mainline paving, paved guardrail widening, shuttle buggy paver)

August 2022:
(L to R: Removal of old approach slab, cold milling asphalt concrete, milled roadway)

July 2022: 
Cured In Place Pipe Liner and Approach to bridge

June 2022:

(L to R: Placing Gravel, Removing approach to bridge, completed spot graded section)

Loiseau Grading along Highway 49:

 May 2022: 
(LtoR: Buried pipe end section along Highway 49, Buried pipe end section along Highway 49)


Project Contract Amount:

 $10.3 Million


Project Contacts:

Contractor: Knife River Midwest
Dan Lewis: 712-252-2766

SDDOT: Jordan Nelson or Hailey Boese 605-842-0810


PCN 04F4


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