small cracks in basement floor

If on the wall the crack will be vertical not horizontal. The crack’s width will be small typically between 1/16-inch and 1/8-inch. The crack will not extend past the foundation into the structure. Shrinkage or curing — A poured concrete foundation may contain small cracks because concrete shrinks as it cures. The shrinkage tends to pull ... 【Get Price】

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. Forced air can blow out any debris. Step 3 - Chisel Loose Concrete for Larger Cracks. If your cracks are fairly large chisel all the concrete that is loose around the crack. 【Get Price】

Most cracks in basement floors can be repaired by yourself with a do it yourself epoxy concrete crack repair kit. Basement floors crack for a many reasons: 1. Newly poured concrete shrinks when it dries. If no expansion joints are cut into the concrete floor then shrinkage cracks will likely appear. These are quite common. 2. The sub-base wasn ... 【Get Price】

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. 【Get Price】

Basement floor hairline cracks are also common and unless they widen to a 1/2 inch or more should only affect the appearance. The crack usually starts at a 90-degree offset corner and radiates into the room. 【Get Price】

Hairline cracks need no repair and are not indicative of a larger problem. Be they straight jagged or spiderweb-like fine cracks in the basement floor commonly result from surface shrinkage as ... 【Get Price】

Small cracks in the basement floor commonly result from shrinkage as the concrete dries which pulls the concrete apart. 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. 【Get Price】