How To Fix Cracks In Concrete Basement Floor

These cracks are part of the natural drying process for concrete.

How to fix cracks in concrete basement floor.

For an effective repair of a wall or floor crack using hydraulic cement you will need to clean out and widen the crack to approximately 1 wide x 1 1 2 deep ideally with the crack wider at its innermost and more narrow at the wall or floor surface a v shape to give a mechanical bond to the cured concrete patch. Be they straight jagged or spiderweb like fine cracks in the basement floor commonly result from surface shrinkage as. How to patch cracks in concrete basement floors. If you find cracks in the concrete of your basement don t panic.

Heaving is especially common in areas with clay soil. It can be used to repair holes in concrete surfaces as well. Here s a list of the simple steps that you need to follow for using a concrete patch to fix the basement floor. Clean out the cellar.

If a crack between the wall and floor exceeds. When a basement floor crack is combined with heaving this is a cause for concern. This pre mixed concrete patch does a great job of fixing concrete cracks. Wear an n 95 respirator and turn on a fan to blow the concrete dust out of the garage.

Fix the crack in your concrete garage or basement floor yourself by following these step by step directions. Use a chisel and hammer to undercut the sides and level the bottom of the hole accurately. If you think the concrete floor is done moving you can repair those cracks and the shrinkage cracks with an epoxy material you inject into the crack and add a silica sand for a filler. Fill it with a caulk suitable for use on concrete.

Using a diamond blade on your circular saw cut a 1 2 in deep groove along each side of the crack. This helps to prevent the patch from popping loose. Hairline cracks need no repair and are not indicative of a larger problem. It blends in with the concrete color and doesn t leave an ugly mark either.

Although it may seem daunting repairing cracks in your basement floor is something you can do without going to the expense of hiring a professional. Basic steps for repairing a basement floor crack. 6 types of basement floor cracks and what they mean. As it dries the concrete begins to shrink.

Repairing a foundation crack of this nature is similar to repairing other non structural cracks. Cracks with heaving are signs of a bigger problem that needs to be addressed.