Repairing Small Cracks In Basement Floor

You want the patch to finish with a smooth surface.

Repairing small cracks in basement floor.

Pour concrete resurfacing mixture into the crack and smooth it out with a rubber floor squeegee. 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. These cracks are part of the natural drying process for concrete. Wipe excess patch off the crack with a wet rag.

Hairline cracks in the basement floor are superficial and don t require repair. It takes a long time for concrete patches to completely cure. If the crack requires a second patch then wait for the first layer to dry before applying the second coat. To minimize stoppages repair small sections of the crack at a time 5 10 ft.

The ergonomically designed filler easily reaches into narrow cracks and saturates the space created by the crack. As it dries the concrete begins to shrink. Seal the concrete patch and allow it to dry for several days. Clean out the cellar floor crack with a vacuum remove any loose cement or aggregates.

Or use up the whole cartridge. Fill the crack with sand in 2 3 minutes after priming while compound is still tacky. Basic steps for repairing a basement floor crack. Hairline cracks don t require repair.

For longer cracks recruit a helper to pour the sand help scrap or sand afterwards. Hairline cracks need no repair and are not indicative of a larger problem. Feather the edges to get the best appearance. Smooth the patch with a putty knife.

If you want to paint the concrete you ll need to wait about a month. Let the patch cure. Add water to the resurfacer mix to get the consistency of pancake batter for the concrete crack filler. These types of cracks can show up as long as a year after the basement floor is poured depending on how quickly the slab dries and how humid the basement is.

Small cracks in the basement floor commonly result from shrinkage as the concrete dries which pulls the concrete apart. Inject the crack weld resin into the crack to wet it it will soon get tacky. This will weld the crack together creating an excellent basement floor repair. Repairing a foundation crack in this width range is a simple diy project that involves filling the crack with caulk compatible with concrete such as ge s concrete and masonry silicone ii caulk.

Then fill the remainder of the groove and smooth it over. Certain cracks may be the result of structural damage and might require the help of a professional engineer or foundation specialist. Follow the manufacturer s instructions to determine the optimum cure time.