michigan highway north south state trunkline highway state michigan connects highway chatham highway largely unchanged history highways connect end changed times route description starts intersection near intersection highway runs east crossing running downtown relatively flat terrain east town highway turns north running parallel trunkline crosses roads halfway north south segment highway passes community limestone crosses running miles ends way intersection road michigan_department_of_transportation mdot traffic surveys vehicles traveled road daily measure annual average daily traffic aadt surveys showed trucks included average comparison south carried average vehicles trucks segment trunkline listed national_highway_system system strategically important highways history original state trunkline dating routing largely unchanged designation southern terminus moved northern terminus remained location rerouted area run west town late extended westerly portion connect new highway south end highway fully paved end 1950s highway largely unchanged connections changed intersection south community chatham ended designation remained unchanged highways running intersection changed twice highway connect replaced second change came exchanged harvey original southern terminus intersection replaced stated previously southern terminus shifted new intersection west rebuilt late 1930s resulting physical change routing major intersections entire highway
M-67 (Michigan highway)