Earthen Hand Dome in Mali

Scott Howard organized a workshop in Dogon Country, Mali, last winter. He built this unique dome with the help of workshop participants and some of the villagers there. The majority of the structure was completed during the two week-long workshop. It is a catenary arc about 16.5 feet tall with a loft. Serving as a … Read more

Polypropylene Tubes for Pipeline Foundations and Beach Erosion Control

We continue to find amazing uses for polypropylene tubes and bags. In this case, PEMEX oil company in Mexico used large poly tubes (referred to as Geotextile Tubes or GT in the original article) at one of their oil facilities. One part of the project involved filling 7.8m circumference poly tubes to support oil pipelines, … Read more

Konbit Shelter in Haiti Nears Completion

The group at Konbit Shelter has made phenomenal progress on their triple dome in Haiti. Be sure to check out their blog for full details and, if at all possible, it would be great if you could find a way to support their project.

Lowest Cost Plaster Mesh

Often plaster mesh is not required, but when it is needed it’s useful to know which type of plaster mesh is most affordable – chicken wire, plastic mesh or fishing net. I think stucco mesh is overkill and so it’s not covered here, although it’s often required by code and so you’ll have to plan … Read more

Glass Block

Glass block adds a nice decorative touch to earthbag walls. The building process for adding glass block is fairly simple: Make wood frames much like window bucks, only smaller. Earthbag walls are quite thick, so you will probably want double glass blocks – one near the interior, one near the exterior. This creates a wide, … Read more

Alternatives to Conventional Roofs: Domes and Vaults

From time to time we answer reader’s questions. Q: Why aren’t people making roofs from earth using domes or Nubian vaults? In impoverished areas the cost of a tin roof is sometimes a year’s salary. A: Domes and vaults evolved in extremely dry areas of the Middle East, where wood was scarce and lack of … Read more