WIS 146, Fall River to Cambria - Columbia County

Project location | Project overview | Schedule | Status/phase | Contact information

​​Project location

WIS 146 (WIS 16 (west of Fall River) to WIS 33), near Cambria - Columbia County

Project overview

The project will address 13 miles of deteriorating pavement on WIS 146 from WIS 16 to WIS 33 in Columbia County. The project consists of removing 4 inches of existing pavement, improving 8 inches of underlying pavement and base, and paving 4 inches of new asphaltic pavement.

Additional Improvements Include:

  • Widening the paved shoulder to 3 feet
  • Adding shoulder rumble strips
  • Replacing curb ramps to meet current Americans with Disabilities Act standards
  • Adding two new curb ramps
  • Removing the pedestrian railing and replacing the sidewalk between 2nd and 3rd Street
  • Removing the guardrail between 4th St and Dexter Dr
  • Adding high friction surface treatment to 1 curve just north of Rupnow Rd
  • Repairing or replacing 13 cross culverts
  • Removing or abandoning 1 cattle pass
  • Repairing two structures (bridge over the railroad crossing and bridge over the Crawfish River)
  • Replacing the railroad crossing just south of the Commerce Street​


Traffic Impacts

WIS 146 is planned to be closed to through traffic during construction. The detour utilizes WIS 16, US 151, WIS 73, and WIS 33.

The railroad crossing just south of Commerce Street is planned to be closed to traffic for approximately 7 days while replacing the crossing. Access for emergency services is planned to be maintained while crossing is closed.

WisDOT recognizes businesses located in work zones have special needs. It's critical that customers have access to businesses and that they continue to visit them, regardless of any road work inconvenience and detour routes. Below are resources to help business owners prepare for the construction.



Contact information

​Josh Koebernick, P.E.
WisDOT Project Manager
(608) 246-3859

Michael Bie
WisDOT Southwest Region Communications Manager
(608) 246-7928

​Wisconsin Department of Transportation (WisDOT)
Southwest Region, Madison Office
2101 Wright Street
Madison, WI 53704
Phone: (608) 246-3800
Email: swr.dtsd@dot.wi.gov​​​​