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 ...

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 ...

Concrete shells are efficient structures, but not very resource efficient. The formwork for the construction of concrete domes alone requires a high amount of labor and material. A very resource ...

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 ...

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, ...

A leisure centre's "majestic" concrete domes should be granted protected status because they are one-of-a-kind in the UK, a campaign group has said. The distinctive shell structures form part of what ...