San Francisco : Architect and Engineer, Inc · leaf 155
n whensubjected to fire and heat for relatively longperiods, for the timbers merely char. Engineers have been able to retain the strengthand beauty of the parallel grains of wood in theseman-made arches. The full utilization of woodsnatural strength is captured in the lamination ofthe large beams,… … ARCHITECT AND ENGINEER CHURCHES CAN BE DIFFERENT lumber. Curvature and taper are easily accom-plished as the beams are built up in large pressesand drying of glue line is assured with radio fre-quency arc driers which set the glue deep in thebeam and all along the glue line at the same time. Where…
Architecture · Building
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