Concrete block foundations, home foundations, waterproof foundation
Concrete Block (CMU) Sizes, Shapes, and Finishes - Archtoolbox
Block Sizes and Shapes
Geometry of the hollow concrete blocks used in the experimental program... | Download Scientific Diagram
For block foundations, effective perimeter drainage is critical to reduce lateral soil pressures, especially for full basements (see <a class="" href="http://www.jlconline.com/how-to/foundations/drainage/drainage-field-guide#perimeter-foundation-drains ...