michigan highway north south state trunkline highway state michigan runs near midland tri cities area lower_peninsula highway runs suburban agricultural areas connect cities airport area northernmost section runs freeway terminus highway runs miles listed national_highway_system designated july different routing extended times directions 1920s 1930s extensions replaced sections area apex length 1950s stretched south north interstate opened area northern section rerouted truncated result related changes highways southern end moved opened area changes 1970s shortened producing routing use today route description starts road east shields known midland road runs slightly northwest intersect running parallel area western edge suburbs road periodic small farms small residential subdivisions community runs near international airport road north town leaves midland road freeway near freeway section runs rural farm land diamond interchange road terminal interchange maintenance duties michigan_department_of_transportation mdot tracks volume traffic highways maintains number expressed terms annual average daily traffic aadt calculation average traffic segment roadway average day year department measured peak vehicles daily stretch north road section south interchange lowest traffic level vehicles aadt additionally entire route listed national_highway_system network roads important country economy defense mobility history original designation routed line north east southern extension end transferred completed northern extension replaced section extended farther replaced remainder extended southward park creating turn routing southern terminus moved late early ending greatest extent 1950s highway extended north junction turned east running concurrently highway turned north independently junction ran concurrently city turned north bay street town joined followed north town ran separately state park turning south downtown ending business loop major changes routing started december freeway opened rerouted east midland freeway rerouted east midland connector expressway north freeway extended state street routing redesignated replaced moved freeways southern end changed completion area replaced southern terminus moved exit segment south extension interchange road north opened expressway segment upgraded freeway time truncated current routing resulting elimination concurrency near shields end mile half roadway bears changes starting section road originally highway june construction project began interchange route northern terminus construction consisted bridge replacement new ramp connecting northbound westbound unlike old ramp conflict westbound traffic exiting southbound assigned route connecting later signed time north original route consisted today avenue early 1930s return leg added east original route state park road giving route upside shape western leg avenue midland road beaver road designated designated making double major intersections exits
M-47 (Michigan highway)