How to Fix Cracked Concrete Patio

If your concrete patio is cracked and needs repair, there are a few options you can try to fix the problem. If your solution includes power tools or other high-risk activities, these solutions may not be safe for everyone. Instead of dealing with pricey repairs in an unsafe manner, use simple methods like caulking to patch up old cracks before they spread further into the material..

The “how to cover cracked concrete patio” is a solution that has been in use for many years. You can fix the problem by using a layer of cement or mortar over the crack and then covering it with sand, pea gravel, or crushed stone.

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The last thing you want to see when you walk out to relax in your backyard is a cracked patio. Patios with cracks are an eyesore, and most people have no clue how to remedy them.

We’ll go through why your patio cracks and what you can do to fix them so you can enjoy your backyard once again.

Contents Table of Contents


  • What Causes Cracks in a Patio?
  • What Are the Different Types of Cracks That Can Occur in a Patio?
  • Are Patio Cracks Repairable?
  • How Do You Repair Patio Cracks?
  • What If A Crack Isn’t Repairable?


What Causes Cracks in a Patio?

There are a number of factors that might cause a patio, or any concrete, to crack. Tree roots are well-known for disrupting adjacent concrete and pushing it higher.

Shrinkage, on the other hand, is the most typical cause of a fracture in concrete or a patio. When the concrete hardens, the shrinkage occurs.

Normally, one would assume that concrete hardens only after it has dried, however this is not the case. Over time, excess water will evaporate from the concrete, producing more shrinkage. The cracks will appear as a result of this.

Furthermore, if you live in a cold environment, you should be aware that concrete expands and contracts with the seasons, resulting in fractures in the patio.

Furthermore, if the concrete is poured with insufficient strength, it will fracture. If you use the improper mix, your patio will have long-term difficulties, so double-check your mix before pouring your patio’s concrete.


You’ll also need enough control joints to ensure that your concrete remains where you want it. You’ll be at danger of cracking if you don’t have those control joints. 

What Are the Different Types of Cracks That Can Occur in a Patio?


There are four different sorts of cracks that might appear in your patio’s concrete. The first is an unattractive hairline crack that appears on the surface. They may become deadly if they continue to develop over time.

Second, there are fissures caused by shrinking. These arise when the concrete is curing, and they may be corrected by installing extra control joints to stabilize the concrete’s position throughout the curing process.

Then there’s the issue of settling cracks. Settlement cracks arise as a result of problems with the ground on which the concrete was poured. If the ground isn’t adequately compacted, the concrete might sink, causing fissures.

Finally, a structural crack is the fourth kind of fracture that may occur. These are usually at least the width of a credit card and run the length of the concrete. 

Are Patio Cracks Repairable?

Cracks in your patio may be easily repaired. You could wish to hire a handyman or a professional who deals with concrete on a regular basis to have them fixed.

You may, however, repair concrete yourself without enlisting the aid of others.

How Do You Repair Patio Cracks?

Depending on the sort of fracture and its size, there are a few different approaches you may take to repairing cracks in your patio’s concrete.

When it comes to repairing cracks in concrete, however, there is a tried and effective method. A cold chisel and a hammer are used to begin this operation. You’ll need to employ them to make a reverse angle cut.

After that, wipe the area surrounding the crack with a wire brush to remove any excess debris that was stirred up by your chiseling. You’ll also want to get rid of any natural dirt and debris in the region.

The next step is to apply a bonding glue to the whole crack area. It’s better if you use a paint brush to apply this layer.

After that, fill the crack with a vinyl reinforced patching compound mix using a trowel. This should be able to adhere to the glue. It’s critical to make sure the mix is level with the surrounding concrete as you fill. This ensures that the concrete dries uniformly and that you do not trip over uneven terrain. 

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If you have a bigger crack, you will most likely need to change how you patch the break. To adequately fill the hole, if the crack is more than an inch wide, you will need to fill it with sand before adding your concrete mix. Otherwise, your concrete will sink and break again. 

What If A Crack Isn’t Repairable?


There will be persistent cracks that cannot be repaired for various reasons. Perhaps the fracture is too large to fix, or the concrete was poured incorrectly to begin with, resulting in additional fissures.

If the cracks become problematic, it may be preferable to totally rebuild the patio rather than re-patching the concrete. 

It’s totally up to you, but if the cracking is significant, it’ll probably be simpler for you to replace the patio altogether. 

There are certain things that individuals find scary when it comes to mending things around the home. This may be seen in plumbing and electrical, for example.

However, for many others, everything involving concrete may be added to that list. However, this should not be the case. Repairing cracks in a patio is a very straightforward procedure.

As a result, go into the task with confidence and take your time with each step. If the cracks get too extensive, or if you fail to properly repair them, it may be time to replace your backyard patio.

Getting a new patio is a thrilling endeavor in and of itself when it comes to improving your yard. Check out our other concrete-related articles, such as how to construct concrete countertops for your outdoor kitchen, as well as how to make a foundation for your hot tub and how to pour concrete over grass.

Concrete has a wide range of applications, particularly now that you know how to repair a concrete fracture.


The “concrete slab crack repair epoxy” is a product that can be used to fix cracked concrete patios. The product is an adhesive that sets in less than an hour and provides long-lasting protection against moisture, cracking, and other problems.

Frequently Asked Questions

How do you repair a cracked concrete patio?

A: You can usually fix a cracked concrete patio by filling in the cracks with mortar or grout. If your crack is too wide to repair, it may take longer to replace than you expected and it would be best to call on experts who have experience replacing patios that are damaged.

Can a cracked concrete slab be repaired?

A: If a cracked concrete slab is repairable, it must have enough strength to support its own weight.

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