 At the Montreal Road overpass, the freeway begins to travel along the Clarkston–Tucker city line; then, they skirt along the southeastern edge of Tucker, before entering Tucker proper within the interchange with Brockett Road and Cooledge Road.Just northeast of this interchange, US 78/SR 410 travel just to the northwest of Idlewood Elementary School.Shortly before the Idlewood Road overpass, they begin to curve to a nearly due-east routing.