sentences:  The former Passenger Waiting Room of Pier 1½ was converted into an architect's waterfront office, and the bulkheads of Piers 1½ and 5 were used as professional office space.While many of the piers were demolished, Piers 1 ½, 3 and 5 remain the most visible from the Ferry Building and Market Street, still the main thoroughfare of the city.In January 2001, San Francisco based Pacific Waterfront Partners, LLC was selected by the Port of San Francisco to redevelop the historic Piers 1½, 3 and 5.