WIS 20 / County C Roundabout

Racine County

Construction Updates

Traffic Impacts

  • WIS 20 will have one lane open in each direction throughout the duration of the project.
  • County C will fully close north of WIS 20 for first half of project
  • Detour for County C: WIS 20 and the West Frontage Road along I-94/I-41

Summary of Operations

Stage 1A:
Construct temporary pavement widening’s, temporary crossovers, and temporary connection between WIS 20 and┬áCounty A.

  • No lane closures required.

Stage 1B:
Construct County C (north of WIS 20) and westbound WIS 20. Construct medians and part of the roundabout center island with temporary asphalt.

  • Traffic shifts to eastbound WIS 20 with one lane open in each direction. County C (north of WIS 20) is closed.

Stage 2:
Construct County C (south of WIS 20) and eastbound WIS 20.

  • Traffic shifts to westbound WIS 20 with one lane open in each direction. Bypass lanes are provided at intersections along WIS 20.

Stage 3A:
Remove temporary connection between WIS 20 and County A. Finish truck apron construction, central island grading, and construct northeast island.

  • Intersection operates as a single lane roundabout. One lane is closed on eastbound WIS 20 prior to the roundabout.

Stage 3B:
Remove temporary crossovers and construct splitter islands along WIS 20 and County C (north of the roundabout). Construct left-turn lane on westbound WIS 20 (east of the roundabout). Remove temporary asphalt along County C (south of County A) and County A and construct shoulder.