Step 5A – Concrete Layer — First layer of concrete can be hand applied. Concrete can be troweled or “flipped” on with a small mason trowel. It can also be applied with a Shotcrete pump. Place only what will stick.

Step 5A – Concrete Layer — First layer of concrete can be hand applied. Concrete can be troweled or “flipped” on with a small mason trowel. It can also be applied with a Shotcrete pump. Place only what will stick.