focusing on millimeter-scale white chunks running through the sample, called lime clasts. These are not found in modern concrete. “Every wall made out of Roman concrete will have these ...

creating retaining walls and entire buildings out of tire walls, sometimes filling them with concrete rubble and broken bricks to allow for drainage, or even rendering over the top for a smoother ...

But closer to town, stone walls give way to walls made of concrete, which has largely replaced stone as the defining material of Japan’s rural infrastructure. Is that because concrete ...

“In every sample we have seen of ancient Roman concrete, you can find these white inclusions,” bits of rock embedded in the walls. For many years, Masic says, the origin of those inclusions ...

This project quantified the improvement in structural behavior of reinforced concrete shear walls retrofitted with a new method that allows the walls to rock over the foundation and self-center after ...