By creating straight-line weakened-planes in concrete, contraction joints “control” the cracking location by inducing cracks at predetermined locations. As slabs shrink due to cooling and ...

Mark your walls - Sciuga suggested drawing a line with chalk ... some space between the slab and the ground. 3. Drill a hole - Drill a small hole through the concrete and poke through it with ...

“A design with a deep line will hold water ... on textured-concrete products that are applied to an existing concrete slab to dress it up and provide non-slip qualities.