michigan highway north south state trunkline highway extreme north lower_peninsula state michigan trunkline runs interstate north meets highway near remains old disappeared north supplanted lies close old route description takes direct route follows old scenic indirect alternative approach bridge runs western shore forms main street highway intersects near confluence black rivers north junction runs parallel west river bank downtown local road main street outside city main street form major streets street grid main downtown businesses located main street south city limits highway listed national_highway_system network roads important country defense economy mobility history previous alignment second time highway designated michigan original located thumb running area east north new baltimore port ran lake port austin version designated july original given contemporary highways including mount port harbor beach port austin current alignment late 1950s main highway connection construction bridge extended north construction early 1960s northern portion replaced main highway area north indian river built different routing ran northwest concurrently built north turning northwest parallel miles inland bypassing completely designated half current alignment replacing truncated today stretch known old called major intersections entire highway
M-27 (Michigan highway)