San Francisco Chronicle – San Francisco’s planned high-speed rail station in the new Transbay Terminal would be obsolete within two decades, state transportation officials warn, forcing them to rethink the design.

The proposed station would not be large enough to accommodate half the passengers expected to be using the system by 2030. In addition, the current scheme poses engineering challenges for a Caltrain extension to the Transbay Terminal downtown, officials said. [read more…]