San Francisco : Architect and Engineer, Inc · leaf 475
SECTION SHOWING DOUBLE TRACK TUBE TO BE SUNK INTO PLACE AT BOTTOM OF BAY OR RAISED ABOVE THE BOTTOM ON PIERS CjfeatiiringA Concrete Tube Under San Francisco Bay By F. If. Fitzpatrick NOTE—The War Department lias decreed against building a tube under San Francisco Bay on the ground that it ivould… … r 100 A SUBAQUEOUS BRlDGi; or CONJCRCTETUBE for SAN FRANCISCO BAf Q3,:/A FRJXCISCO has been talking about bettertransportation across the Bay to Oakland, Berkeley andAUuneda for a dozen years. Yet her people are stilltraveling in ferry boats—the same antiquated methodsof a half century ago. Ernest…
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