Let's think of a paper sheet. If we tried to stiffen it from its primary state, it couldn't support its own weight. However, if we bend it, the sheet achieves a new structural quality. The shells act ...

APT Bulletin: The Journal of Preservation Technology, Vol. 48, No. 1, SPECIAL ISSUE ON CONCRETE (2017), pp. 6-14 (9 pages) The Wisconsin Avenue Bridge in Georgetown, Washington, D.C., for instance, ...

If you visit Denge, a former Royal Air Force base on the Eastern coastline of Kent, England, you’ll find three enormous concrete structures. Two of the structures resemble a hollow ball, cut in half ...

Slow but steady growth in the use of 3D printed concrete in construction brings in new firms and users, as the nascent industry finds the right market niches for a continually evolving technology.

When bridges, dam walls and other structures made of concrete are streaked with dark cracks after a few decades, the culprit is AAR: the alkali-aggregate reaction. AAR damages concrete structures all ...