Commuters eager to hop on a BART train to or from San Jose will probably have to wait until fall, at least three months later than projected, BART officials said Thursday. It’s not their fault, they said. BART will need six months of testing before beginning the new service, but the Santa Clara Valley Transportation Authority, which is responsible for building the 10-mile extension from Warm Springs/South Fremont Station to Berryessa Station in east San Jose, hasn’t yet hand

The second phase of BART’s Silicon Valley extension will include six miles of track running from San Jose’s Berryessa neighborhood through Downtown to the City of Santa Clara. There will be a total of four stations along the route: Alum Rock, Downtown, Diridon Station, and a final stop near Santa Clara University. The locations of the Alum Rock and Santa Clara stations have already been chosen, but on Oct. 5 the VTA board will select the locations for Downtown and Diridon. Th