Major highway projects are set to bring significant changes to Southwest Wisconsin’s transportation infrastructure, as the Transportation Projects Commission voted to push forward improvements on I-39/90/94 and US 51/Stoughton Road in Madison, reported the Wisconsin Department of Transportation. The I-39/90/94 corridor, stretching from Madison to Wisconsin Dells, and US 51 from WIS 30 to the interstate, will see upgrades aimed at enhancing traffic flow, safety and accessibility for motorists, cyclists and pedestrians alike, as reported by the Wisconsin Department of Transportation.