The Bay Freeway was the name of separate freeways proposed in Milwaukee, Wisconsin

Milwaukee, Wisconsin

Milwaukee is the largest city in the U.S. state of Wisconsin, the 28th most populous city in the United States and 39th most populous region in the United States. It is the county seat of Milwaukee County and is located on the southwestern shore of Lake Michigan. According to 2010 census data, the...

, and Seattle, Washington

Seattle, Washington

Seattle is the county seat of King County, Washington. With 608,660 residents as of the 2010 Census, Seattle is the largest city in the Northwestern United States. The Seattle metropolitan area of about 3.4 million inhabitants is the 15th largest metropolitan area in the country...

, United States. No portion of either freeway was ever constructed.

Milwaukee

It was intended to be an east-west freeway running on the north side of the city. It was to begin at I-43 in Glendale

Glendale, Wisconsin

Glendale is a city in Milwaukee County, Wisconsin, United States. The population was 13,367 at the 2000 census.-Geography:Glendale is located at ....

, near Hampton Avenue. From there it would run westerly to the proposed interchange with the Stadium Freeway

Stadium Freeway (Wisconsin)

The Stadium Freeway is a 6-lane divided highway running north–south in the city of Milwaukee, Wisconsin. This freeway was the first road of its kind built in Milwaukee County. It is designated as US Highway 41 along its northern stretch from Interstate 94 to Lisbon Avenue...

 and the Fond du Lac Freeway. The Bay Freeway would overlap the Fond du Lac Freeway for approximately 2 miles (3.2 km), before splitting off and continuing westward, interchanging with the Zoo Freeway and continuing through Menomonee Falls

Menomonee Falls, Wisconsin

Menomonee Falls is a village in Waukesha County, Wisconsin, United States, and is part of the Greater Milwaukee area. The population was 35,626 at the 2010 census, making it the most populous village in Wisconsin. It is the fourth largest community in Waukesha County...

 and Pewaukee

Pewaukee, Wisconsin

Pewaukee is a city in Waukesha County, Wisconsin. The population was 11,783 at the 2000 census. The city was incorporated from what was formerly the Town of Pewaukee. The Village of Pewaukee, which was incorporated out of the town before it incorporated as a city, is surrounded by the city...

 and joining Wisconsin Highway 16.

Seattle

The Bay Freeway was originally intended to run along the south shore of Lake Union

Lake Union

Lake Union is a freshwater lake entirely within the Seattle, Washington city limits.-Origins:A glacial lake, its basin was dug 12,000 years ago by the Vashon glacier, which also created Lake Washington and Seattle's Green, Bitter, and Haller Lakes.-Name:...

, linking SR-520, I-5

Interstate 5 in Washington

Interstate 5 in Washington is a highway in the U.S. state of Washington that extends from its border with Oregon to its border with Canada...

, and SR-99

Washington State Route 99

State Route 99, abbreviated SR 99, commonly called Highway 99, is a numbered state highway in the U.S. state of Washington extending just under from Fife in the south to Everett in the north, with a gap in Tukwila.-Southern division:...

. It, along with the R. H. Thomson Expressway, was eventually aborted after voters endorsed their cancellation in a special election on February 8, 1972 as part of the growing anti-highway movement

Freeway and expressway revolts

Many freeway revolts took place in developed countries during the 1960s and 1970s, in response to plans for the construction of new freeways, a significant number of which were abandoned or significantly scaled back due to widespread public opposition; especially of those whose neighborhoods would...

.