 The freeway north of Patrick Street featured interchanges with Rosemont Avenue, Motter Avenue, and a westward extension of MD 26.When the Frederick Freeway opened in 1959, US 15 was moved to Washington National Pike north of Buckeystown Pike and north through Frederick along the Frederick Freeway.Market Street north of Evergreen Point through downtown Frederick to US 15 north of the city became a northward extension of MD 355; the section of Buckeystown Pike from the freeway to Evergreen Point became a section of MD 806.