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When to Repair vs Replace Your Asphalt Surface

Daniel Gabbott


Driveways, pathways, kerbs, and carparks are designed to withstand constant use as well as the elements, so it’s not surprising that they’re made to last. Nevertheless, even the most durable asphalt surfaces can show signs of wear due to factors such as heavy traffic, extreme weather conditions, and the natural ageing of the material. Over time, these surfaces can develop cracks, potholes, and other forms of damage, leaving property owners with a tough decision: should they repair the existing surface or replace it entirely?


Understanding when to repair and when to replace your asphalt is essential, as it can save you money, prevent further damage, and extend the lifespan of your surface. In this article, we’ll explore the key factors to consider before making a decision, helping you choose the best option for your budget and needs.



cracked asphalt driveway


Signs It’s Better to Repair Your Asphalt Surface


There Are Minor Cracks and Holes


Minor cracks and holes are some of the most common signs that your asphalt surface may need attention, but they don’t always signal the need for a full replacement. Small cracks, typically less than half an inch wide, can often be repaired easily and affordably.


It’s important to deal with these minor issues early. If left unaddressed, small cracks can expand due to weather conditions, traffic, and moisture infiltration, leading to more significant damage such as potholes or extensive surface deterioration. For these types of damage, it’s best to use crack sealant or patching materials to restore your asphalt’s integrity.


If It Needs to Be Sealed


Sealing an asphalt surface is an important part of its ongoing maintenance. Asphalt sealant creates a protective barrier that prevents water penetration and reduces the risk of cracks, holes, and the damaging effects of freeze-thaw cycles. If your asphalt has been sealed before but is now showing signs of wear, it might simply need to be resealed rather than replaced. Resealing can significantly extend the life of the surface and improve its appearance by restoring a clean, smooth finish. Plus, sealing is a relatively inexpensive and straightforward method of rejuvenating an asphalt surface, providing an added layer of protection against the elements without the need for costly or extensive repairs.


sealed asphalt crack

To ensure that the asphalt sealing project is done smoothly, it’s in your best interest to let the professionals handle the job. Asphalt Services has over 20 years of experience in delivering top-notch asphalt services in Dunedin and Otago, so you can rest assured that your asphalt surface will be sealed effectively.



Signs It’s Better to Replace Your Asphalt Surface


The Damage Is Extensive


When the damage to your asphalt surface is widespread and severe, repair may no longer be a viable option. Large, deep cracks, multiple potholes, or extensive surface erosion can make repairs both costly and ineffective. Extensive damage can also compromise the safety of the surface. For instance, large cracks or potholes present a risk of accidents, especially on driveways or carparks with heavy traffic. In these instances, replacing the asphalt might be a more cost-effective solution to ensuring a safer, smoother surface that won’t pose a risk to vehicles or pedestrians.


There’s Structural Failure


If your asphalt surface has experienced structural failure, it’s often beyond repair. Structural issues typically manifest as large cracks or depressions that are not just superficial but reflect deeper problems with the base layers of the asphalt. This type of damage usually occurs when the underlying foundation has weakened due to moisture infiltration, poor drainage, or the weight of heavy vehicles. Replacing the asphalt completely is the most effective way to restore both the surface and its structural integrity.


pooling water

Maintaining It Is Expensive


Asphalt surfaces require ongoing maintenance to preserve their appearance and functionality. However, if the cost of maintaining your asphalt has become consistently high, it may indicate that replacement is a more economical option in the long term. Frequent repairs, patching, and resealing may seem manageable initially, but as the surface continues to degrade, the cost of these services can quickly add up. If the need for repairs is constant and the surface is still deteriorating despite your efforts, the expenses may outweigh the cost of installing a new surface.


Consider Its Age


The age of your asphalt is another important factor in deciding whether to repair or replace it. Asphalt surfaces typically last around 15 to 20 years, depending on factors such as traffic volume, weather conditions, and the quality of the original installation. Once your asphalt has reached the end of its lifespan, repairs will be less effective, and the surface will continue to deteriorate despite your best efforts. At this stage, replacement is often the best option, as a new asphalt installation will offer better durability, improved aesthetics, and enhanced performance.


Deciding whether to repair or replace your asphalt surface will ultimately depend on its current condition. If the damage is minor, such as small cracks and surface wear, then having it repaired is a good option. However, if the damage is extensive, such as massive alligator cracks, then replacement is the better choice.


Whether your asphalt needs to be repaired or replaced, one thing’s for certain: you can always count on Asphalt Services Ltd. to provide efficient asphalt services and deliver a high-quality, lasting solution tailored to your needs. Visit our contact page and fill out the form so that we can schedule a free site assessment at your earliest convenience.

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