File:Architect and engineer (1930) (14590236617).jpg

Identifier: architectenginee1030sanf (find matches)
Title: Architect and engineer
Year: 1905 (1900s)
Authors:
Subjects: Architecture Architecture Architecture Building
Publisher: San Francisco : Architect and Engineer, Inc
Contributing Library: San Francisco Public Library
Digitizing Sponsor: San Francisco Public Library

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ly satisfactory for in-terior trim, entrances, porch columns, gardenfurniture, built-ins and Venetian Blinds. Your lumber dealer has Port Orford Cedar lumberand phwood or can obtain it promptly. Thecoupon brings post haste further information onPort Orford Cedar. Mail it today. PORT ORFORD CEDAR PRODUCTS COMP.MSIY MARSHFIELD, OREGON Port Orfokd Cedar ^Ke (Aristocrat of IsOoods DANTSi RUSSELL, Inc. Von Orford Cedar Sales AjieniiPorter Bldg.. Portland, Oregon Please send me Fine Interiors with Port Orford Cedar by Wade Pipes. A.I Aalso Port Orford Cedar —Its Properties and Uses Name Address WELDED STEEL ROOF DECKHE new Cold Draw building of the Babcockand Wilcox Tube Company at Beaver Falls,Pa., is of particular interest to engineers and con-tractors due to the fact that the steel roof deck of thistremendous building is welded to purlins, the firsttime in the history of building construction that thismethod of attachment has been employed successfullyon an operation of such magnitude.
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ARC WELDING TO PURLINS, WORKING FROMTOP OF ROOF Over 99,700 square feet of Fenestra Holorib cop-per bearing steel roof deck were employed and in spiteof the fact that adverse weather conditions made theinstallation difficult, the work was accomplished ata speed which compared favorably with that main-tained by the old method of clipping. Costs werewell within the average. Although the fabrication of structural steel framesby the arc welding method has been growing in pop-ularity, it has always been customary to anchor steelroof 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 the welding from above and laid 1000 squaresof roof deck in sixteen working days, with two motorgenerator sets and twenty men. This speed was madepossible by fastening the

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