Common Concrete Issues and How to Repair Them

Concrete upkeep is crucial for maintaining the longevity of structures and surfaces. Regular maintenance tasks like cleaning, sealing, and repairing cracks can prevent deterioration caused by environmental factors like moisture, freeze-thaw cycles, and chemical exposure. Proper concrete maintenance not only ensures safety by reducing the risk of slips and structural failure but also enhances the aesthetics of concrete structures. By investing in routine maintenance, property owners can extend the lifespan of their concrete structures and surfaces and avoid expensive repairs or replacements in the future. So, what are some common issues with concrete and how can they be repaired? Let’s have a look!

Cracking
Cracks in concrete can develop due to various factors such as settlement of the underlying soil, shrinkage during the curing process, or the expansion and contraction caused by freeze-thaw cycles in cold weather. These cracks not only compromise the structural integrity of the concrete but also detract from its aesthetic appeal. If not addressed by regular concrete repairs, cracks can allow water infiltration, leading to further damage and potentially pricey repairs. Therefore, swift action in completing proper concrete repairs is essential to maintain the longevity and performance of concrete structures.

To effectively fix concrete cracking, you should assess the cracks and choose the proper repair method. Use crack fillers for small cracks and repair mortars or epoxy injections for larger ones. Ensure thorough surface preparation for adequate adhesion and apply a concrete sealer afterward to prevent future damage. Regular inspection for concrete repairs can help catch cracks early.

Spalling
Spalling is the chipping or flaking of concrete surfaces. It can result from a combination of factors. Freeze-thaw cycles, common in colder climates or a spell of cold weather, can cause water to infiltrate the concrete, freeze, and expand, putting pressure on the surface and leading to chipping and flaking. Poor installation methods, such as insufficient curing or improper mixing ratios, may also contribute to weakened concrete surfaces prone to spalling. Addressing these underlying causes through proper construction techniques and regular concrete repairs is essential to guarantee the longevity of any concrete structure.

To fix concrete spalling, start by cleaning the affected area thoroughly. Then, repair small areas with a suitable patching compound. For larger sections, remove the damaged concrete and apply a new overlay and then seal the surface to prevent future spalling.

Scaling
Similar to spalling, scaling is the deterioration of the concrete surface, characterized by the peeling or flaking of layers. A combination of factors can cause this degradation. Freeze-thaw cycles can lead to water penetration into the concrete pores. When water freezes and expands, it exerts pressure on the concrete surface, causing it to scale. Deicing salts on concrete surfaces can also accelerate corrosion by increasing freeze-thaw cycles’ frequency and severity. Curing practices during the initial concrete placement can also contribute to scaling, as sufficient moisture retention may result in weakened concrete surfaces prone to deterioration.
To fix concrete scaling, begin by thoroughly cleaning the surface. Apply a suitable concrete patching material to repair small areas, while larger sections may require the removal of damaged concrete, followed by applying a new overlay. You should then seal the repaired surface to protect against future issues. As recommended, conduct regular inspections and concrete repairs to address any surface damage promptly.

King Services Construction Group and Developments Inc. has proudly served residential and commercial clients for concrete repairs and maintenance since 1995. Our committed team of concrete and asphalt experts at King Services ensures a comprehensive property solution tailored to your requirements, so get in touch today and prevent costly repairs in the future.