Tri Delta Transit
Tri Delta Transit, formally the Eastern Contra Costa Transit Authority, is a joint powers agency of the governments of Pittsburg, Antioch, Oakley, Brentwood, and Contra Costa County that provides bus service for the eastern area of Contra Costa County, California, United States. Tri Delta Transit local buses connect to the BART rapid transit system at Pittsburg/Bay Point and Concord. Tri Delta Transit buses also connect with County Connection bus service, WestCAT bus service, Delta Breeze bus service and Amtrak at shared bus stops. In , the system had a ridership of , or about  per weekday as of . Overview of fixed-route service

Tri Delta Transit operates in eastern Contra Costa County and has stops in Antioch, Oakley, Brentwood, Bay Point, Pittsburg, Martinez, and Concord. Tri Delta Transit operates local and express routes on weekdays and local routes on weekends/holidays. Major transfer points for the majority of Tri Delta Transit's routes include:
Brentwood Park & Ride in Brentwood
 Oakley Park & Ride 
Antioch BART station in Antioch
Pittsburg Center BART station in Pittsburg
Pittsburg/Bay Point BART station in Pittsburg
Los Medanos College in Pittsburg

Route list
Tri Delta Transit operates seventeen bus routes. On weekdays, all of them are operated throughout the cities of Concord, Bay Point, Pittsburg, Antioch, Oakley, Brentwood, and Martinez. On weekends, six of them are operated throughout the aforementioned cities except Concord and Martinez. They're intended to be the longer routes to cover the many segments of the weekday-only bus routes. Even though most of the routes have the same terminus, various of them have their own ways of reaching their terminus. Fleet roster

References

External links

Tri Delta Transit routes and descriptions

Bus transportation in California
Public transportation in Contra Costa County, California
Public transportation in Alameda County, California
1977 establishments in California
Government agencies established in 1977