When concrete shells are constructed, they usually have to be supported by elaborate timber structures. A revolutionary technique developed at the Vienna University of Technology now uses inflatable ...
John V. (Jack) Christiansen, a pioneer in designing thin shell concrete structures, died Aug. 16 on Bainbridge Island. He was 89. Christiansen worked as a structural engineer in Seattle and was ...
In an article recently published in the journal Additive Manufacturing, researchers discussed the utility of automated robotic concrete spraying in the digital manufacturing of ribbed concrete shells.
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