UNDER WAY Focus of probe has shifted from columns under concourse at Charles de Gaulle Airport to struts that connect “fingers” to concrete shell. (Photo courtesy of Eiffel /Laubeuf) External tubular ...
Many renovated buildings replace wood and masonry structural elements with steel. The replacement of heavy wooden roof and floor joists with the lighter steel open-web bar-truss joists is a common ...
Exposed trusses are exceptional architectural elements, at once structural -- they hold up the roof -- while modulating a space to give it scale and rhythm. But with the many truss types out there, ...
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