Two northbound ramps to Interstate 90/39 in Janesville are closed as state police investigate a crash involving multiple vehicles.
The Interstate ramps from highways 26 and 14 are closed, according to a news release.
Northbound traffic is being redirected onto Highway 14 west to Highway 51. Motorists are asked to avoid the area.
The crash happened near mile marker 170 in Janesville at about 6:45 p.m. Monday, according to a state Department of Transportation alert.