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 ...

Structural engineer John V. “Jack” Christiansen, a leader in the design of thin-shell concrete structures, died on Aug. 16 on Bainbridge Island, Wash. He would have turned 90 on Sept. 28. The most ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Felix Candela. Simple concrete shell ...

The heart of the four metre tall curved concrete shell is knitted. The structure's formwork is a textile supported by a steel cable-net. The prototype KnitCandela marks the first application that this ...

custom assembly of concrete, steel cable net, polymer textile formwork, heating and cooling coils, insulation, and thin-film photovoltaic cells The rooftop structure rises about 24 feet high, ...

As we’ve seen through recently constructed office buildings in Dubai, bridges in the Netherlands and low-cost housing in Latin America, 3D printing is beginning to shape the way modern structures are ...

KnitCandela is a curved concrete shell consisting of an ultra-light steel cable net and knitted formwork. The knitted fabric panels were transported to the construction site in just two cases. The ...