Wisconsin Department of Transportation

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US 12 Corridor, aka Baraboo Bypass - Maps

Project location

US 12, I-90/94 (Lake Delton) to Ski Hi Rd. (south of Baraboo), in Sauk County.

Project overview

South section - Construction to start in spring 2015.

  • 5.4 miles of proposed four-lane bypass from Terrytown Rd. south to Ski Hi Rd. around the city of Baraboo.
  • Interchanges scheduled to be constructed at WIS 136 and County W.
  • South of Baraboo, the freeway will change to an expressway with limited access to some businesses/homes and full access to the Lehman Rd. and Ski Hi Rd. intersections.

Bike/pedestrian accommodation - Construction completed

  • Starts at the US 12 bypass along Fern Dell Rd. and ends at Frontage Rd. West (near the intersection of Wisconsin Dells Pkwy South and N. Gasser Rd.) in the village of Lake Delton.
  • Located adjacent to the north section of the US 12 bypass.
  • Will connect to the north section bypass project just to the west of the Giebel Ct./Moon Rd./Fern Dell Rd. roundabout.

North section - Construction completed

  • 5.7 miles of a four-lane bypass - I-90/94 (just north of Fern Dell Rd.) south to Terrytown Rd.
  • Interchanges constructed near Fern Dell Rd., at North Reedsburg Rd. and at WIS 33.
  • New US 12 passes over Fern Dell Rd., North Reedsburg Rd. and Terrytown Rd. and passes under Shady Ln., WIS 33 and Old WIS 33.

Questions about the content of this page, contact:
WisDOT Southwest Region Office-Madison, swr.dtsd@dot.wi.gov
Last modified: March 25, 2015

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