MnDOT announced that all four lanes of Highway 60 from Windom to Mountain Lake are now open to traffic. This opening marks the completion of the Highway 60 four-lane expansion from the Iowa border to Mankato. Permanent lane markings and final turf establishment will take place in 2019. The completed Highway 60 corridor provides better safety and more mobility with the four-lane divided highway design. The Southwest Highway 60 Corporation is hosting a celebration of the completed corridor on Friday, December 14th.