San Francisco : Architect and Engineer, Inc · leaf 387
he siteof the dam, to construct a temporaryrailroad. The endeavor was in buildingthis railway, to erect it in such a way as would permit of the greatest possiblesalvage. As drainage ways, corrugated ironculverts were chosen, and instead ofinstalling them on a level with the nat-ural stream beds,… … h\CAVATK)N ON TAILKACK TUNNEL. DON PEDRO DAMPhoto taken August 5, 1922 edly preferable to any other type, sincetheir salvage value is practically 100per cent. In fact the entire railroad wasso constructed as to permit the removalof its materials at the end of two yearsservice. Even the tresce…
Architecture · Building
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