VTA says Silicon Valley BART extension will open on time in June 2018.

VTA says the Milpitas BART station, seen here at 97 percent completion, and the Berryessa station will not open earlier than June 2018, as was previously thought due to system testing taking place. Photo courtesy of VTA The Bay Area Rapid Transit stations in Milpitas and Berryessa are no longer set to open in December, six months ahead of schedule.