San Francisco : Architect and Engineer, Inc · leaf 265
•J CO z O 0 z ■J p ■Jl u H w •71 z H z a 0 < u THE ARCHITECT AND ENGINEER ^ 47 ► JANUARY, NINETEEN THIRTY-FOUR steel towers ot the twin suspension bridges this being the largest bore tunnel in the of the West Bay crossing will have been world, 58 feet high by 76 feet wide. The completed,… … Photograph taken south of the west approachbridge. Note piers under construction along I: SAN FRANCISCO-OAKLAND BAY BRIDGE nd Tunnel, showing cut in toregr.iund made ready (or the decli of the stands 236 feet above water. (Its finalheight when completed will be 301.5 feetabove water.) The San…
Architecture · Building
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