Concrete is an extremely durable and versatile product that can be used for a variety of applications. It’s widely used from patios and foundations to driveways, sidewalks and walkways. Concrete can be damaged over time by factors such as weathering, heavy load, or improper installation. The question is often asked: Can you repair badly damaged cement, or does replacement have to be the only option? This blog explores methods and possibilities for repairing severely damaged concrete.
Assessment of Damage
It’s important to determine the type and extent of damage before deciding on your repair strategy:
- Cracks: Surface cracks are often easily repaired, but large, deep cracks could indicate structural problems.
- Spalling: This is when the concrete surface flakes off due to freezing-thawing cycles or improper curing.
- Discoloration and Stains: Concrete can be affected by discoloration and stains, even though they are not structurally harmful.
- Structural damage: More severe issues such as sinking, large cracks, or structural problems may require more extensive repairs or replacement.
Repairing Damaged Concrete
There are several different repair methods available depending on the severity and type of damage:
- Crack Repair
- Epoxy and Polyurethane injections: Injections of epoxy or polyurethane are effective in sealing deep cracks or cracks that affect structural integrity. These materials adhere to the cracked surfaces, preventing water infiltration.
- Concrete patching: Surface cracks can easily be filled in with concrete patching compound. Apply the patching compound to the crack and then smooth it with the surrounding surface.
- Spalling Repair
- Surface patching: If the concrete has minor cracks, a resurfacer will help restore its appearance and functionality. Apply the resurfacer according to the manufacturer’s directions. Clean the area and remove any loose material.
- Overlay Systems: For larger areas that have been spalled, a concrete overlay can be applied to provide a durable, new surface. It involves cleaning the concrete, preparing it, and applying a thin coating of new concrete.
- Discoloration & Stains
- Cleaning & Sealing: Clean concrete with cleaners and seal it to prevent future staining.
- Staining and Dyeing: Applying concrete dye or stain can provide an uniform appearance to concrete that is discolored.
- Structural Damage
- Concrete resurfacing: Concrete resurfacing is used for surfaces that have minor, widespread damage. It involves applying a fresh layer of concrete on top of the existing surface. This can be used to restore functionality and appearance.
- Slab Jacking or Mudjacking: This process is used to level or lift slabs that are sinking or unlevel. It involves injecting grout beneath the slab.
- Complete replacement: If structural damage is extensive, it may be best to replace the entire section. This requires removing damaged concrete, prepping the site, and pouring new concrete.
Preventative Measures
Consider these preventative measures to prolong the life and prevent future damage of your concrete:
- Seal Concrete: A high-quality sealer will protect the concrete against moisture, chemicals, and wear.
- Proper maintenance: Clean and inspect your concrete surfaces regularly. Minor issues should be addressed immediately to avoid them becoming serious problems.
- Control joints: Make sure that the control joints are installed properly to limit and manage crack formation.
- Correct installation: Correct installation techniques including appropriate curing and mix design can extend concrete’s lifespan.
Conclusion
Depending on the extent and type of damage, it is possible to repair badly damaged concrete. Minor cracks, surface problems, and spalling can be repaired with patching or resurfacing. However, structural damage that is severe may require extensive repairs, including replacement. You can restore functionality and aesthetics to your concrete surfaces by determining the extent of the damage and selecting the right repair method. Regular maintenance will ensure that your concrete remains in good condition for many years.
This post was written by a professional at Apexx Enterprise LLC. Adam Ortega founded the company Apexx Enterprise LLC, in 2016 at only 20 years old. Mr. Ortega has become a licensed general concrete contractors Marana AZ like his father and grandfather before him. Apexx Enterprise LLC is licensed, bonded, and insured and it is available for review at the Better Business Bureau. Apexx Enterprise LLC has won many achievements within the Home Advisor platform and we have multiple reviews as well. Their Mission Statement – “Our crew at Apexx Enterprise will perform the highest quality construction services for our customers. We aim to achieve our mission through total service satisfaction and by delivering our services while maintaining the highest levels of professionalism, integrity, and honesty.”