Project: Ghirardelli Square, San Francisco, CA

Description: Seismic upgrade, preservation and renovation of a complex of 6 buildings dating originally from 1882. The Square of buildings designed by William S. Mooser, (both Sr. and Jr.) is listed on the National Register of Historic Places. Structural work scope includes investigation of existing conditions and design of seismic strengthening to bring the buildings into compliance with the City of San Francisco Building Code for Existing Buildings. The Chocolate (1911), Cocoa (1900), and Mustard (1911) buildings are constructed with unreinforced masonry bearing walls, heavy timber framing at floors, and steel roof trusses covered by metal decking. The Clock Tower Building (1916, as shown above) is a reinforced concrete structure with masonry infill walls; the clock tower that rises above is structural steel frame and timber.

Est. Construction Cost: TBD