how to repair crumbling concrete basement floor

How to Fix a Crumbling Cement Floor

1. Prepare the crumbling area for a coat of new concrete. ...
2. Create a slurry mixture by combining pure cement with water in a bucket. It should have a paint-like consistency.
3. Apply a coat of the cement slurry mixture on your previously crumbled area, using a paintbrush. ...
4. Cover the cement slurry with some of your concrete mixture. ...

Full Answer

How do you fix a crumbling concrete floor?

Prepare the crumbling area for a coat of new concrete. Remove all of the crumbling concrete by hand, and then use a floor scraper to loosen any pieces that might be partially stuck but not completely crumbled. Vacuum the area after you are done to completely clean it and prep it for repair.

How do you fix a concrete basement floor that is peeling?

Use a large plastic cup and scoop out the concrete, then pour it in the area to be repaired until it flows over the edge. Use the trowel to level and push down the concrete. Allow the concrete to dry overnight and cure for at least two days. Concrete basement floors need to be flat, even, and level.

Can concrete floors be repaired?

The problem with repairing concrete floors is that it is not easy and many things have to be considered. The article provides easy-to-follow steps that will aid you in the repair process by teaching you the fundamentals of concrete basement floors and how to repair them. There is no such thing as a clean concrete break.

How do you fix mounds of concrete in a basement?

Use the trowel to level and push down the concrete. Allow the concrete to dry overnight and cure for at least two days. Concrete basement floors need to be flat, even, and level. Whenever you patch them you'll always have small mounds of concrete. After the concrete has fully cured, sand it even.

How do you fix crumbling concrete in a basement?

When concrete walls start to crumble, don't panic. Patch. Basement walls often bear the brunt of a wet Oregon winter, flaking and crumbling. You can repair the damage by brushing on a bonding agent that lets new concrete stick to the old, then patching the wall.

Why is my basement floor crumbling?

Spalling of the basement floor is unsightly but still acceptable. Spalling, or patches of surface flaking, indicates that the concrete mix was too wet when poured. As a result, the water worked its way to the surface of the concrete during curing and weakened the top layer, which loosens and flakes off.

How do you fix an old concrete basement floor?

Apply a concrete patch to the crack, making sure there are no gaps or uneven areas. Smooth the patch with a putty knife. If the crack requires a second patch, then wait for the first layer to dry before applying the second coat. Seal the concrete patch and allow it to dry for several days.

How do you fix crumbling concrete?

1:305:16How To Repair Concrete | Pro Tips For Repairing Concrete - YouTubeYouTubeStart of suggested clipEnd of suggested clipAny loose debris from the damaged area with a wire brush and broom then you can use a caulk gunMoreAny loose debris from the damaged area with a wire brush and broom then you can use a caulk gun loaded with a masonry crack filler to fill the crack.

How do you fix deteriorated concrete floors?

0:472:35How to repair a concrete floor - U-CAN Ready to Use ... - YouTubeYouTubeStart of suggested clipEnd of suggested clipForce the concrete patch repair into the space squeezing out any air bubbles and level the surfaceMoreForce the concrete patch repair into the space squeezing out any air bubbles and level the surface of the concrete in line with the surrounding.

What makes concrete floors crumble?

The most common cause of spalling is errors on the part of contractors. They either add additional water to the concrete as they finish it or they start to finish the concrete before the concrete bleed water leaves the surface of the concrete.

What is the best material to put on a basement floor?

vinylThe best type of flooring for basements is vinyl. Vinyl flooring can come in the form of vinyl plank and vinyl tile, giving it the ability to look nearly identical to hardwood and stone products with the added benefit of being waterproof. Vinyl flooring is made of PVC making it durable and waterproof.

How do you make an old concrete floor look good?

The following are some ways you can use to make concrete floors look nicer:Acid Staining. Concrete flooring is great because it is easy to maintain. ... Resin Flooring. ... Stained and Polished Concrete Flooring. ... Dyed Concrete Flooring. ... Painted Concrete Floors.

How do you fix old concrete?

0:234:28How to Resurface Concrete - YouTubeYouTubeStart of suggested clipEnd of suggested clipQuick read concrete resurfacer will renew your concrete surface. And a fraction of the cost to tearMoreQuick read concrete resurfacer will renew your concrete surface. And a fraction of the cost to tear out and replace old concrete slabs as with any concrete repair.

What happens when a floor is unleveled?

When the cracks deepen and widen and the actual floor begins to shift you need repair right away. The unleveled floors can become a safety issue and tripping hazard. Additionally, the soil might be shifting underneath your home. You need a reputable Cummins Restoration foundation contractor to assess the damage.

Do you need to seal hairline cracks?

While hairline cracks do not indicate a serious issue, anything wider than that needs to be sealed. This will protect you from soil smells and radon gas. Using a caulking sealant or call a professional for professional sealing. Don’t forget to seal the perimeter cracks. This is when the floor actually shrinks away from the walls of your basement.

Can you use a patching compound on concrete?

And then, in terms of the concrete itself, you can use a patching compound. QUIKRETE has a patching compound product. You definitely want to use the patching compound because it’s designed to stick to the old concrete. If you try to put new concrete over it, it’s not going to stick. So, the ready-to-use patching compounds are trowel-applied.

Can you mix epoxy paint with hardener?

The epoxy paints I like because they’re a chemical cure. When you buy the floor paint, you get the paint in a gallon can that’s about three-quarters filled and then a quart of hardener. You mix them together, stir them up and then you apply the paint.

How to keep concrete patch wet?

Try to keep the patch wet for the three days by spritzing it with water and covering it once again with the plastic so the concrete patch stays damp. To repair deeper concrete defects or to replace chunks of missing concrete, just add small stones to your mix.

How to make cement paint?

You make cement paint by just adding clean water to pure Portland cement and stirring it until it's the consistency of regular latex paint. Make sure the rough concrete is free of all dust and lightly spritz it with water before applying on the cement paint.

How to make a thin patch of concrete?

To add a thin patch of concrete that wouldn't exceed 3/8-inch in thickness, all you do is mix coarse clean sand with Portland cement. The mixture should resemble bricklayer's mortar. Mix two parts sand to one part cement to get a super-strong mixture.

How long does concrete last?

Concrete is simply artificial rock. If it's mixed, placed, finished and cured correctly it can last 100 or more years. If your concrete steps, walkways, patios, etc. are crumbling, you may be able to repair them with traditional products and methods or you can choose from some modern materials.

Can you use cement paint to patch concrete?

Always use the cement paint to bond your new concrete to your old. Modern epoxies are available that also make great repairs. Simply purchase epoxies that are clearly labeled as concrete patching materials and follow the directions on the label for amazing results.

Can you patch concrete below the surface?

Often concrete deterioration is just a surface blemish. The concrete just below the surface is still sound. If this is what's wrong at your home, then you can patch the concrete and the patch will stay in place for many years if you just do a few simple things.