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 ...

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 ...

The University of Michigan’s DART Laboratory has unveiled a new product called Shell Wall—which the organization describes as the first lightweight, freeform 3D printed and structurally reinforced ...

Throughout the 20th century, a number of innovators experimented with fabric as a flexible membrane for the support of fluid concrete, forming structural members. Significant among the early ...

Norwich Sports Village, designed by Swiss engineer Heinz Isler and featuring a distinctive ‘inverted membrane’ concrete structure, has been Grade II listed as one of only three such structures built ...