How to Repair a Cracked, Chipped, Or Damaged Concrete Floor

If your concrete floor is cracked, chipped, or otherwise damaged, you may want to get it repaired. You can choose several methods, including Epoxy injection, Polyjacking, and Impressed current cathodic protection. Read on to learn more about each one. You can also check this website at for more information. We’ll also talk about the best method for your specific needs. Here are some examples:

Epoxy injection

concreteWhen ready to apply Epoxy injection to your concrete cracks, you must clean them first. Use a wire brush to clean the crack, and then clean the surface with water or compressed air. Make sure the injection ports are placed so they intersect the crack below the surface. If there is any debris in the crack, you must remove it from the crack source. If it is impossible to remove the debris, you must consult an Engineer.

The ports can be placed directly on the crack or in holes drilled into the cracked surface. Make sure they are spaced eight inches apart and that they can flow epoxy resin into the crack. If you have a deep crack, you must space the ports evenly. Then, apply an epoxy paste to the cracked face. The epoxy paste should dry within 30 minutes. To avoid a mess, ensure that the ports are placed in locations that allow for adequate flow of the epoxy resin.

For a successful epoxy injection, you must determine the cause of the crack. Before applying the epoxy to the crack, determine its size and depth. You can do this using a crack gauge card, crack expansion and contraction cycles, core samples, and ultrasonic pulse velocity. You may have to use more pressure if the crack is over two inches. You can then use Epoxy injection to repair large cracks. It would be best if you also informed occupants that the repair work is underway.

You can also use an epoxy injection to repair cracks in concrete slabs. These injections require low-pressure liquid epoxy and are recommended when cracks are more extensive than a couple of inches. A United Structural Systems of Illinois professional can estimate your crack repair needs. And remember, they are affordable and convenient. You can even do it yourself! If you want to use Epoxy injection for concrete repair on your own, contact us and schedule your appointment today!



If you need concrete repair services, you should consider using poly jacking. This fast, effective technique uses expanding foam to lift and stabilize the concrete. It can be used for many repair jobs, from small cracks to a whole building’s slab. The benefits of poly jacking include long-term repair, cost-effectiveness, and precision lifting. Read on to learn more about this technique and what it can do for you.

Mudjacking is another popular concrete repair method known for its high weight and hefty cost. It weighs approximately 130 pounds per cubic foot, adding up quickly. But with only two pounds per cubic foot, poly jacking offers superior quality concrete leveling. Unlike mudjacking, which can be expensive, poly jacking is a quicker, more affordable option. And because it’s easy to apply, it can be done in just a few days.

While traditional mudjacking involves putting a layer of cement on a concrete surface, poly jacking uses lightweight, urethane foam that expands and fills voids underneath. This lightweight foam doesn’t cause any soil settlement and does not contain chemicals that can harm the ground. It is also a cost-effective alternative to mudjacking, reducing the risk of resettling the concrete.

Although poly jacking requires less labor, it’s not ideal for big projects like those at a construction site. Since the procedure requires less prep time, poly jacking can be done by two guys daily. Polyjacking, on the other hand, is more expensive. Nonetheless, it can be an excellent solution for smaller projects. Because the poly jacking method requires smaller holes, it’s a good option for small jobs.


Impressed current cathodic protection

Consider using impressed current cathodic protection for a more permanent solution to reinforcement corrosion. This type of protection is installed on selected piers to prevent corrosion. Installed correctly, this system can significantly increase the life of concrete structures. The best part about this type of protection is that it requires minimal maintenance. Even better, it can extend the life of concrete structures without the expense of a new structure.

Another benefit of impressed current cathodic protection for concrete repair is its ability to continuously monitor the protective layer’s effectiveness. Unlike a traditional cathodic protection system, the impressed current can be adjusted over time, which enables contractors to tweak its performance. In addition, it allows contractors to offer value-added services to their clients. These options include continuity testing, basic electrical wiring, painting, and cathodic protection installation. All require minimal training and are scalable to multiple concrete repair projects.

Since the reinforcing steel is continuously electrically connected to the concrete surface, the presence of the electric current can drive the electrochemical reactions in a more favorable direction. In addition, this protective method can help restore damaged reinforcement steel in concrete structures. This technique can be used on virtually any type of reinforced concrete structure. It is the most effective method for repairing cracked concrete. However, it is still an experimental method that requires more research and testing to prove its effectiveness.

Installing impressed current cathodic protection for concrete repair uses tiny wire anodes to discharge a small DC electrical current that flows through the concrete to the reinforcing steel. This protective current prevents corrosion by limiting the negative charge. It is also energy-efficient compared to a standard 120-watt light bulb. A typical system uses only a fraction of the energy of a standard 120-watt light bulb.



One method of self-repairing concrete is using polystyrene microcapsules. These fibers are mixed into the concrete component to promote crack resistance and decrease the likelihood of crack generation. When stress occurs in concrete, the PVA fibers rupture capsulated sodium metasilicate particles, forming a gel-like substance. Under the influence of water, the sodium metasilicate reacts with calcium hydroxide in the surrounding concrete matrix to form hydrated calcium silicate.

For the most accurate tests, polystyrene molds are ideal for use in low-strength concrete repair. Using them is easy, and they require no special tools or skills. You can use a slim handheld drywall saw or utility knife to cut the panels to size. But be careful not to cut the polystyrene too thin, or it will lose its insulating qualities.

Expanded polystyrene is a great solution for repairing damaged concrete. The plastic material is highly compressible, and its melting point is close to that of concrete. The polystyrene beads are soluble in water, resulting in a crisp release and less sagging of the concrete. And unlike traditional concrete, polystyrene forms can be reused.

Another method is to pour new concrete into the concrete repair area. This method is more expensive than other methods and takes longer. However, it is not as efficient as polystyrene. Polystyrene raises concrete and stabilizes it. This method works best on large slabs. Unlike mud or sand/cement, it dries fast and is the best choice for most concrete repair projects.



For effective patching of a damaged concrete area, you should start by cleaning the surface thoroughly. Clean the surface with a hose, broom, or pressure washer. The concrete surface must be thoroughly cleaned to prevent segregation and to eliminate debris before applying the patching compound. Before applying it to the existing concrete surface, you should also dampen the patching compound. Ensure that the patch is flush with the surface’s longitudinal surface.

When working on a building project, videos can help you visualize the process. The videos can also teach you about proper surface preparation, material selection, and more. While working with cement-based products, wearing protective eyewear and waterproof gloves is essential. When applying a patch to a concrete surface, you can use a QUIKRETE Vinyl Concrete Patcher and QUIKRETE Concrete Repair Compound. Then, use a shovel to scrape away loose material.

Before applying a concrete repair, you should properly prepare the area to ensure a good bond between the patch and the concrete. If the patch is not bonded well to the existing concrete, you should first clean it thoroughly with a wire brush or garden hose. You can also purchase a concrete repair product in bottles at home centers. The concrete repair material you choose should be compatible with the existing concrete. If it doesn’t bond properly, the patch may pop off.

To avoid small offsets and to create continuity in the repair area, you can use a masonry crack elastomeric filler. This is best applied in areas where the crack is wide. You can apply a concrete patching compound with a trowel for smaller cracks. The compound will resemble the texture of new concrete and will blend in seamlessly with the surrounding area. To hide the patching compound, you can apply a layer of concrete paint to the area.