Based on the policies established by the FTA encouraging the inclusion of public art in transportation facilities , the TJPA committed $ 4.75 million to fund the creation of public artwork for the Program . Working with the San Francisco Arts Commission , the TJPA oversees the planning and development of the public art program . Initially there were five artists included in the program : James Carpenter , Julie Chang , Tim Hawkinson , Jenny Holzer and Ned Kahn . In June 2017 , SFAC and TJPA announced the planned Hawkinson installation would be cancelled as " the nature of the materials , the sculpture 's size , and its location " made it " a particularly complex engineering task . " The original Transbay Terminal opened in 1939 to serve Key System and East Bay Electric Lines commuter trains and Sacramento Northern Railway interurban trains operating over the new Bay Bridge . It was converted to a bus terminal in 1958 and began serving AC Transit commuter buses . The structure was damaged in the 1989 Loma Prieta earthquake , necessitating replacement
1989 Loma Prieta earthquake
1989 Loma Prieta earthquake
Transbay Transit Center