michigan highway state trunkline highway state michigan runs highway runs boundary area central michigan lower_peninsula runs rural connecting smaller communities connects highway interstate vehicles day use segments roadway average trunkline designated portion current alignment extended segments end 1950s change routing 1970s resulted current routing highway route description starts eastern south intersection runs eastward meets crossing highway runs boundary regions northern central michigan forest land crosses route harrison follows main street town intersection 1st street near turns south intersection joins business loop bus town bus follows avenue south city exit freeway business loop ends turns east highway passes south approaches junction highways run concurrently cedar avenue approximately blocks downtown leaves town east near airport highway continues eastward junction road west banks section highway crosses river runs wooden shoe village continues state forest crossing extreme northern trunkline crosses meeting near michigan_department_of_transportation mdot maintains like state trunkline highways state maintenance responsibilities department tracks volume traffic roadways metric called average annual daily traffic aadt measurement traffic segment roadway average day year highest traffic level mdot surveys vehicles day harrison business loop lowest aadt vehicles daily county line crossing section added national_highway_system network roads important country defense economy mobility history july rest state highway system signed ran white star decade later extended south northeasterly eastern extension straightened bypassing route south use direct course time second section created section contemporary redesignated near time additional county roads upgraded state highways extending western harrison gap harrison eliminated roadway built towns end 1950s designation removed western end realigned bypass shortening route major intersections
M-61 (Michigan highway)