San Francisco : Architect and Engineer, Inc · leaf 355
roof decks to the purlins by steel clips. The weldingof decks to purlins has not been generally adopted dueto the fact that most decks are so constructed thatwelding must be done from the underside, a slow, in-convenient and expensive process. On the Babcock and Wilcox job, the engineers didall of… … WELDING COMPLETED, ONE END OF UNITFASTENED TO PURLIN June, 1930 The ARCHITECT and ENGINEER 133 of the middle two ribs, the other end being telescopedthree inches into the preceding unit. All welds werepainted before being covered by the three-inch lap ofthe succeeding unit. The sheets at the eaves…
Architecture · Building
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