I recently wanted to pour some slabs for a sidewalk on part of my house. A 16 sqft slab (4' x 4'), to my surprise, ended up taking 750 pounds of concrete/cement

I recently wanted to pour some slabs for a sidewalk on part of my house. A 16 sqft slab (4' x 4'), to my surprise, ended up taking 750 pounds of concrete/cement and hours of effort to mix by hand. Building concrete walls is much harder and requires a complex form unless you are just laying bricks. Choose your battles wisely!