I-43 freeway resurfacing project in Waukesha, Walworth counties

MADISON, Wis. - Nearly $3 million in state funds has been approved for a resurfacing project along segments of the I-43 Rock Freeway, between US 12 in the city of Elkhorn and WIS 83 in the city of Mukwonago.

Construction is scheduled to begin May 6.

Improvements include:

  • Removing 2.5 inches of existing asphalt pavement along segments of I-43 and replace it with new asphalt pavement.

  • Update signing and pavement markings.

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Traffic Impacts

  • Traffic will be maintained in both directions of I-43 during construction.

  • Work will be done in two stages: Stage 1A: I-43 inside lanes will be closed. Stage 1B: I-43 outside lanes will be closed.

  • Stage 1A: I-43 inside lanes will be closed.

  • Stage 1B: I-43 outside lanes will be closed.

  • Access to local businesses and residences will be maintained.

Work is scheduled for completion in late summer 2024. All work is weather dependent and subject to change.