michigan highway state trunkline highway state michigan initially served bypass traffic going port short cut traffic highway later connected truncated final form segments exist today state highways interstate connector route description highway existed southern end intersection road residential area port west following today named connector ran northward miles interchange terminated history route debuted served connector southwest port west new approach built foot extended northward easterly designated new route newer segment converted freeway specifications completion freeway removed portion route year designation remained stretch freeway serves exit interchange removed 24th street town completion new freeway alignment downtown port designation removed state trunkline system connector street present day known connector connector major intersections entire highway
M-146 (Michigan highway)