Michigan State Route 85 is a north-south highay in the Detroit Metro. This runs along the Interstate 75 corridor from the southeastern portion of the county into Downtown Detroit. MI St Rt 85 passes through the following towns in Wayne County. Woodhaven Trenton Riverview Southgate Wyandotte Lincoln Park Detroit MI St Rt 85 is not multi-plexed in Wayne County. MI St Rt 85 crosses the following highways in Wayne County. Interstate 75, at Woodhaven. Michigan State Route 39, at Lincoln Park. Interstate 75, at Detroit. Interstate 75, at Detroit. (NO INTERCHANGE) Michigan State Route 10, at Detroit.