How did the nickname of the San Francisco-Oakland Bay Bridge come from?

1986, the city of San Francisco informally renamed the bridge "James? Sunshine Jim. Rolf Bridge ",but this name has been rarely used; Moreover, it was not until the 50th anniversary celebration of 1986 that the name was widely recognized. No matter what the occasion, the official name of this bridge has always been "San Francisco-Oakland Bay Bridge", and locals usually call it "Bay Bridge" for short. But in any case, this nickname has a history. James. Rolf was the mayor of San Francisco from 19 12 to 193 1 and became the governor of California when the bridge was built, but he died on June 2, 1934, two years before the bridge was completed and opened to traffic. In memory of him, people named the bridge after him.