WIS 78 (County DL to Arco Drive)

Sauk City to I-39, Columbia County


This project will resurface the pavement on WIS 78 in Columbia County. The 7.6 mile project is located between the County DL intersection and the Arco Drive intersection in the Town of Caledonia.

Improvements include:

  • Adding either 3.5-inch or 1.75-inch Hot Mix Asphalt (HMA) to surface layer
  • Replacement of existing guardrail
  • Replacement of existing pavement markings