being a modern american suburb, the city is primarily accessed by car. in addition to interstate 270, u.s. highway 33, state route 161, and state route 745 pass through the city. there is a 77-mile (124-km) network of bike trails that run throughout the city. long term plans include expanding the trails further, as well as connecting them to the regional trail system to facilitate travel to downtown columbus. cota provides limited service in the southeast part of the city. routes 33 and 73 provide express service from the commercial areas around frantz and rings roads to downtown columbus during rush hour periods.