San Francisco : Architect and Engineer, Inc · leaf 135
LOWER—TRUSS SPANOVER WOODS CREEKON THE OAK FLATROAD DEMOLISHEDBY TRUCK. Unless proper precautions are taken by ve-hicles when crossing such structures, one of theside members may be struck, causing the com-plete collapse of the span. The seriousness ofsuch an occurrence can readily be seen for…
Architecture · Building
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