San Francisco : Architect and Engineer, Inc · leaf 406
Structural Engineer in horizontal layers, a procedure was chosenby the steel contractor by which completevertical units in successive steps were built.This was done by means of a travelingcrane on which were mounted two stifif-legderricks. This equipment had been in usefor the erection of the… … SECTION OF COLUMN NO. 16, CARRYING9,600,000 LBS. 106 AUCHITLCT AND ENGINEER January, 1930
Architecture · Building
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