The Chattanooga Area Regional Transit Authority (CARTA) provides public transit within the City of Chattanooga. The CARTA transit system includes buses, Care-A-Van, the Incline Railway and the Downtown Electric Shuttle.
Buses: CARTA bus route information and schedules are available here. The Transit App provides real time bus stop information, schedules and routes for CARTA - it's very helpful for finding nearby stops and timing departures!
Downtown Shuttle: Downtown Electric Shuttle buses run in daily in the Central Business District between the Aquarium and the Chattanooga Choo Choo. There is also a part of the route that runs across Market Street Bridge to Frazier Avenue. Shuttles run about every 5 minutes and they are FREE!