A new proposal for the former PG&E headquarters would create the tallest skyscraper in S.F., topping the Salesforce Tower.

Seven years after Salesforce Tower usurped the Transamerica Pyramid as the city's highest skyscraper, a developer is planning a building that would become the tallest in California.

At 1,225 feet, the tower at Market and Beale streets would be the 11th tallest skyscraper in the U.S., coming in just under the Empire State Building's 1,250 feet and just above the Bank of America ...