Formwork was documented in Eastern province, but not much else was seen. What are the advantages and disadvantages to this technique? Are the walls stronger , weaker or more or less the same?

This is a process which cureently has occured. Experimintation is needed with width and height

How long should each section be built, both in height and in length.

Fast Tract, a company in South Africa manufactures forms to create earth rammed homes.