Build Simple Inc.
making water-resistant foundations RESILIENT 

Better Details for Gravel Bag

Earthen walls that are intrinsically brittle resist quakes with intensive steel anchored in stiff reinforced concrete (RC) footings. Flexible resilient CE earthbag can use footings of low-carbon gravel bag if the courses are carefully bound together.

Reinforce upper walls to match resilient footings:

Resilient CE Info