You may discover that it’s best to create these U-shaped forms only 2 feet high at a time and stack them on top of one another as you work your way to the top of the opening.

After the concrete blocks are laid, the voids can be filled with a cement-based mortar or poured concrete that contains small pea gravel. If the builder does this, the filled concrete block walls ...

A: Poured concrete and concrete block are the two foundation types that dominate the residential construction industry in the United States. I've built buildings using both materials.

Reinforced Block and Concrete Walls. Block foundations use cinder blocks (8 x 8 x 16 inches) that are stacked on each other and cemented in place with mortar, forming cinder block walls.

A highlight of this project—one that Hayslett hopes to replicate in future projects—was creating a concrete look in the bathroom by fabricating plaster walls.