New Concrete Garage Floor Cracking

Seal perimeter cracks which are caused when the concrete floor shrinks away from the foundation walls.

New concrete garage floor cracking.

The alternatives tear out and replace slab live with the crack probably will not get any worse install a conventional flooring product apply a concrete stain and leave the crack as is or you could use a microtopping to create a new wear layer. Therefore if the psi weight is too excessive for the ground underneath the slab of concrete to carry it will typically crack. The biggest threat to a concrete slab in the garage comes not from what gets built or parked on top but what might move below. Natural shrinking occurs during the curing process so it s normal for even relatively new concrete to have a couple cracks.

Your garage floor is not so easy. As this happens small shrinkage cracks appear in the concrete. When concrete is still in its plastic state before hardening it is full of water. Cracks related to shrinkage are typically nothing to worry about and are common.

These empty spaces make the concrete weaker and more prone to cracking. If the soil or base beneath the slab shifts or settle the result can be a cracked slab. When that water eventually leaves the slab it leaves behind large voids between the solid particles. Good ground preparation starts with removing the topsoil.

Hairline cracks in a concrete slab are rarely a cause for concern. The crack repair treatment will show on the surface as a repair. A crack in a slab of 1 8 inch or less is typically a normal shrinkage crack and not a cause for concern. However if you find that the floor has seriously cracked or crumbled the cracks are likely to reoccur even after being patched up.

Another reason why garage concrete floors crack is placing too much weight atop the slap. You may be tempted to try a repair for the concrete of your garage floor possibly even a diy fix using a coating such as epoxy. Another red flag is a floor slab that has shifted or dropped. A 20 foot square of freshly poured concrete will shrink about a 1 8 of an inch in each direction.

They can be controlled but not eliminated. When a garage floor is first poured the concrete begins to harden contractors say cure and when this process takes place the concrete shrinks a little. Failure to tie the concrete floor into the foundation wall with steel reinforcement during.