 The type of connection and location of the connection were both met with controversy.The missing piece through the West Seventh neighborhood, from State Highway 5 ("West 7th Street") northeast to I-94 in downtown Saint Paul, was held up by controversy.Construction began in 1964, and was planned for completion in the 1970s as a typical six-lane freeway, but the National Environmental Policy Act was passed on January 1, 1970.