michigan highway known michigan avenue previously unsigned spur state trunkline highway south central region state michigan portion michigan avenue runs city limit junction grand river avenue highway second time michigan connection original current remnant area route description michigan avenue travels greater area east west axis runs capitol building downtown disconnected boulevard downtown area eastern portion michigan avenue begins capitol runs easterly ending downtown length michigan avenue lane maintained city west highway street transitions lane boulevard proceeds easterly city limit point easterly mile grand river avenue downtown michigan avenue state maintained lane boulevard designated michigan avenue northern boundary main campus near red cedar river highway designation signed michigan avenue number years street control michigan_department_of_transportation mdot mdot traffic surveys showed average vehicles trunkline daily section listed national_highway_system network roads important country economy defense mobility history previous designation usage designated south eastward mile original park removed state park system world war highway transferred local control late current designation late decommissioned state michigan interstate completed removal highways rerouted rerouted grand river avenue replace east michigan avenue east cedar streets redesignated creation capitol loop michigan avenue partially transferred local control section cedar streets retained new remainder inside city removed state trunkline highway system october time transferred mdot removed signage creating unsigned trunkline mdot trunkline designation maps related reconstruction project michigan avenue signage erected highway restored official state map major intersections entire highway
M-143 (Michigan highway)