Established in 1953, the Texas Turnpike Authority is a division of the Texas Department of Transportation. Based in Austin, Texas, it develops and operates toll roads system. The division operates a transportation system, Central Texas Turnpike System, which improves overall traffic mobility, facilitates access to regional services and increases travel safety for residents, workers and visitors. Its regional mobility authority is a political subdivision formed by one or more counties to finance, acquire, design, construct, operate, maintain and expand transportation projects. The Texas Department of Transportation has various other divisions, including aviation, construction, public transportation, vehicle titles and registration, information systems and human resources.