Compressive Strength Results

According to [http://www.nzdl.org/gsdlmod?e=d-00000-00---off-0cdl--00-0--0-10-0--0-0---0prompt-10---4--4-0-1l--11-en-50-0--20-about--100-0-1-00-0-0-11-1-0utfZz-8-00-0-1-00-0-0-11-1-0utfZz-8-00-0-0-11-1-0utfZz-8-00&a=d&cl=CL2.3&d=HASHeb33e9cace97886accda49.4.5 Compressed Earth Blocks - Volume II. Manual of design and construction (GTZ, 1995, 148 p.)], the wet compressive stregth of CEB blocks is between 1-4 MPa, or about 150-600 psi.

This source states that CEBs have been tested at 700 psi right after production.

Here are some data points for soils from Factor e Farm: