Recycled Concrete in Rubble Trenches

From time to time we answer reader’s questions. Zafra: We’re researching the possibility of acquiring cheap recycled concrete rather than having to pay for gravel for our foundation, but we’re concerned because we’ve read that concrete can wick water upwards … Continue reading →

Hyper-Wattle on Rubble Bags

Here’s Patti Stouter’s entry for the $300 House design competition. Rubble bags on lower walls provide a solid, flood resistant wall. Hyper-wattle provides lightweight insulating upper walls made of mesh tubes. Thin walls conserve space and materials, and take less … Continue reading →

Kay Hybrid

Like many other designers, architects and engineers who are working to help rebuild Haiti, we’re constantly trying to create new house designs and improve previous efforts. This new hybrid design for Haiti is based on our Transitional L Kay design. … Continue reading →

Rubble Bags

I’ve been scouring the Internet looking at photos and videos of concrete rubble in Haiti. As you probably know, much of the concrete there was reduced to rubble in the earthquake (largely due to poor quality construction). But what is … Continue reading →

Confined Earthbag

Sometimes incremental changes are the most effective. People are naturally resistant to major changes, but they’ll more readily grasp and utilize small changes. That’s the thinking behind this confined masonry/earthbag system. Confined masonry is one of the most common building … Continue reading →