S.F. approves $1 billion Transbay tower, construction planned despite Salesforce's canceled lease FacebookTwitterEmail A rendering of the planned Parcel F tower, which San Francisco approved on Tuesday.Steelblue / San Francisco supervisors approved on Tuesday an 806-foot tower that will be the city’s fourth-tallest building, the culmination of a four-year process that included a fight over shadows and an office lease that was canceled by Salesforce after the pandemic popularized remote work. Supervisors voted 10-1 to confirm the Parcel F project at 542-550 Howard St. next to the Transbay transit center. A routine second vote affirming the decision is scheduled next week.