How To Repair Small Cracks In Basement Floor

For this project you ll need.

How to repair small cracks in basement floor.

Hairline cracks need no repair and are not indicative of a larger problem. While it s the easiest method caulking is usually a surface level temporary fix. It s also suitable for shallow hairline cracks in basement floors and non load bearing walls. Seal thin non structural cracks with urethane caulk.

Fix the crack in your concrete garage or basement floor yourself by following these step by step directions. Minor problems like this generally do not indicate any structural problems that require resurfacing but it is best to tend to cracks as soon as possible once a small crack or chip appears future wear and tear will only cause it to expand. The problem is that the best topical crack repair is one applied on the side of the concrete where the water first enters. Basic steps for repairing a basement floor crack.

This technique will work for cracks smaller than 3 8 inch wide in the sidewalk driveway garage floor basement or steps. If you know how to fill small cracks in concrete you ll restore your concrete to a smooth finish. Caulking is best for cracks in joints between a foundation and concrete surfaces such as a driveway or sidewalk. Clean out the cellar floor crack with a vacuum remove any loose cement or aggregates.

Forced air can blow out any debris. Wear an n 95 respirator and turn on a fan to blow the concrete dust out of the garage. Because basement floors are poured after the walls are poured the concrete where they meet doesn t always bond completely and this is a common spot for a crack to appear when the house settles. Filling small cracks in concrete keeps them from turning into big holes.

Using a diamond blade on your circular saw cut a 1 2 in deep groove along each side of the crack. This will weld the crack together creating an excellent basement floor repair. Unfortunately in the case of basement floor cracks the water is entering from the underside that you can t reach. Be they straight jagged or spiderweb like fine cracks in the basement floor commonly result from surface shrinkage as.

Step 2 for small cracks clean the area first. If the cement cracks you have found are small hairline type cracks begin your repair process by merely sweeping and cleaning dirt and debris away from the area.