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Wisconsin Interstate timeline

Year completed Interstate Segment Length - miles Cost - millions
1958 I-94 Johnson Creek 1  
1958 I-94 County SS to Goerke's Corners 7.4  
1958-1966 I-94 Madison to Milwaukee County 63 $38
1959 I-94 Hudson to Eau Claire 59 $29
1959 I-90 Janesville to Illinois 15.5 $8.5
1959 I-94 Milwaukee County to Illinois 24 $20
1961 I-90/94 Lake Delton to Madison 52 $33
1961 I-535 Duluth to Superior 2 $16.5
1962 I-90 Madison to Janesville 30 $19
1964 I-90/94 Tomah to Lake Delton 46 $26
1967 I-94 Eau Claire to Black River Falls 56 $40
1968 I-94 Black River Falls to Tomah 28 $15
1969 I-90 La Crosse to Tomah 38 $25
1970-1981 I-43 Cedar Grove to Green Bay    
1980's I-43 Milwaukee to Beloit    

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Last modified: January 6, 2010

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