Sandbag Houses by MMA Architects

MMA Architects recently completed a home built out of timber and sandbags – and became the winner of the Curry Stone Foundation Prize this year. The prize is awarded to individuals or groups that create architecture that has the potential to make positive changes in a community by offering shelter, community health, peace, or clean … Read more

Shear Strength Wall Test Report

Test description: Shear strength of plastered 4′ x 4’/ 1.2 x 1.2 m bag wall (15″ / 38 cm thick) of weak cohesive soil with barbed wire; Materials: solid poly bags, tamped subsoils of silt and clay, lime and earthen plaster Abstract: Earthbag is a growing sustainable building technique that is increasingly desired in the … Read more

Earthbag Scoria Casita

Here’s another great project. This small domicile demonstrates how scoria homes are faster and easier to build than bags filled with soil, and more insulating. This doesn’t mean standard soil-filled earthbags are obsolete. There are pros and cons to each system, however, I strongly encourage using scoria bags (or pumice or other suitable lightweight fill … Read more

Three Roundhouses Design

This plan illustrates what I think is the simplest, easiest way to build an earthbag home: build in stages, one roundhouse at a time so you can pay with cash and move in right away. It’s far easier to start small and add on later than jump right into building a large home that could … Read more

Vertical Wall Bags

Just when you thought you’d seen it all, here’s a new way to insulate basement walls with foam glass by Misapor. More on this topic at my Geopolymer House Blog. (The same material can be used to make lightweight insulating plaster, concrete, etc.) “Until now, Misapor has mostly been known for providing horizontal insulation. Now … Read more

Alderleaf Earthbag Rootcellar

“With patience and persistence, many hands came together to make the Superadobe Root Cellar project possible. The project is now very near completion, with the main body of work completed. Here Danny R., Phil J. and Steve N. celebrate a day of work completed. Finishing touches will be to back-fill around the root cellar, do … Read more