S.D. Highway 46 Through Wagner

Project Summary:

This project will consist of grading, surfacing, curb & gutter, sidewalk, lighting, signals, sanitary sewer, and water main. Crews will be regrading S.D. Highway 46 through Wagner with a three-lane section east of Washington Avenue and a five-lane section west of Washington Avenue. New lighting and sidewalks will be added through town along with crosswalks with flashing beacons that will improve safety for pedestrians. During the project, the City of Wagner is also installing new sanitary sewer and water main to upgrade their existing systems to ensure future reliability.

• Grading
• Resurfacing
• Lighting and Sidewalks

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Project Timeline:

Spring 2025 - Nov. 2025: From East Ave SE to the east end of Wagner City Limits

Spring 2026 - Nov. 2026: Western half of S.D. Highway 46 from Grant Ave SE to the west end of Wagner City Limits

Spring/Summer 2027: Completing the durable pavement markings on S.D. Highway 46 throughout this project

Project Updates:

Aug 21, 2025: 

July 15–Aug. 15, 2025, Completed work: Despite intermittent rain, crews made progress on the south side of S.D. Highway 46. Key accomplishments included:

• Installing storm sewer, sanitary sewer, and water service on the south side of the road for Phase One.
• Preparing a stable road base by removing unsuitable material and compacting the subgrade for Phase One.
• Paving the eastbound driving lane and center panel to Front Avenue.
• Installing sidewalk and colored concrete boulevard from Titan Machinery to Front Avenue.
• Shaping ditches and adding black dirt for landscaping to Front Avenue.

Anticipated work Aug. 15–Sept. 15, 2025: Over the next month, crews will continue installing infrastructure improvements, including pipe staging, grading, and paving. Work will progress east to west on both the south and north sides of S.D. Highway 46, including:

• Finishing Phase One on the south side of eastbound S.D. Highway 46 through Grant Avenue.
• Starting Phase Two on the north side, westbound S.D. Highway 46.
• Adjusting temporary traffic control to accommodate two-way traffic on the eastbound lanes.
• Removing existing asphalt, concrete, and base course materials.
• Installing storm sewer, sanitary sewer, and water service from the east city limits to the Wagner Armory.
• Preparing a stable road base by removing unsuitable material and compacting the subgrade from the east city limits to Valley Pump.
• Paving operations from the east city limits to the S&K entrance.

We appreciate the public’s patience as we work to improve the safety and quality of this key transportation corridor.

STATEWIDE CONSTRUCTION PROJECTS PAGE

PCN: 05JN