|Marking the site where the sand and clay were to be delivered|
|Digging a foundation down to the sandstone substrate|
|Bethallyn demonstrating mixing rice straw into the 1 part clay 1 1/2 parts sand mix|
The sand came from a quarry on Mt. Diablo. The clay was surplus material from a landscaping project in Martinez. The broken concrete base material came from a local tear out. The straw ... we're not too sure about, probably a little north of Sacramento.
|Unloading broken concrete to use as base material|