WisDOT CTH AB Interchange, Dane County, WI

Project Brief

RG Huston is the general contractor on this $27 million Wisconsin Department of Transportation project reconstructing the USH 12/18 and CTH AB interchange with placement of an overpass bridge and roundabouts.

Project Description

Started in Fall of 2022, this project is currently under construction, with plans for completion in fall of 2023.  This project involves the reconfiguration of the USH 12/18 intersection with CTH AB including:

  • The construction of an overpass bridge, off and on ramps, roundabouts, and relocating frontage roads
  • Extending sewer and water services along Millpond Road, along with other improvements.

We will be moving around 691,000 cubic yards of material, placing 295,000 tons of aggregates, installing 13,000 lineal feet of storm sewer, 6,800 lineal feet of sanitary sewer, and 7,300 lineal feet of water main.


Connect with our team of engineers, estimators, and project managers so you can kick off your development with confidence!