Essential Guide to Care for Lifted Concrete

After an exterior concrete lifting job, proper maintenance is crucial to ensure longevity and stability. Many companies don’t emphasize the importance of post-lift care, but at Slab-Jack Kings, we believe in empowering our customers with the knowledge to protect their investments. This guide will detail essential steps to maintain your concrete after a lift, focusing on raising the surrounding grade, ensuring proper drainage, and protecting the foam from UV damage.

Why Post Lift Maintenance is Crucial

Proper maintenance after a concrete lift ensures the longevity and durability of the lifted surface. The foam used in the lifting process can be compromised by UV rays, and inadequate water drainage can lead to soil erosion, undermining the lift.

Raise the Surrounding Grade

After a concrete lift, it is vital to raise any adjacent grade, soils, landscaping stones, or other materials around the edges of the newly-raised concrete. This step prevents the foam from being exposed to harmful UV rays and ensures proper water drainage away from the area.

Preventing UV Damage to Lifting Foam

The only element that can break down concrete lifting, leveling, and stabilizing foams is the ultraviolet rays of the sun. Exposing the foam to UV rays can significantly reduce its effectiveness and lifespan. By raising the surrounding grade, you create a protective barrier that shields the foam from direct sunlight.

concrete care after lifting with foam

Importance of Water Drainage in Concrete Maintenance

Proper water drainage is essential to prevent soil erosion and water accumulation around your lifted concrete. Poor drainage can lead to water pooling, which may cause the soil to shift and undermine the stability of the lift.

Steps to Improve Water Drainage

  • Grade the Landscape: Ensure the landscape slopes away from the concrete slab. This helps direct water away from the concrete and prevents pooling.
  • Install Drainage Systems: Consider installing French drains or other drainage systems to manage water flow effectively if necessary.
  • Maintain Gutters and Downspouts: Keep gutters and downspouts clean and in good repair to ensure they direct water away from the concrete.

maintaining lifted concrete slabs

Regular Inspections to Maintain Concrete Integrity

Regularly inspecting your lifted concrete and the surrounding area is crucial. Look for signs of erosion, pooling water, or exposed foam. Early detection of these issues can prevent significant damage and costly repairs.

Preventative Maintenance Tips

  • Fill Large Cracks: Seal any larger gaps or breaks that appear in the concrete that are larger than 1/4″ in width to prevent water infiltration and further damage to the surface.
  • Adjust Landscaping: Ensure that plants and landscaping elements do not impede water flow away from the concrete slab.
  • Monitor Drainage Systems: Regularly check that installed drainage systems are functioning correctly and are free of blockages.
  • Apply a Concrete Sealant: Applying a high-quality concrete sealant can protect your slab from the elements and prolong its life.

FAQs

“How Often Should I Inspect my Lifted Concrete?” Inspect your concrete at least twice a year to catch any early signs of damage. “What Type of Sealant Should I Use?” Use a high-quality, breathable concrete sealant designed for exterior surfaces. “What Should I Fill the Cracks With?” Polymeric sand is our go-to because it is easy to apply and maintain, and it works very well. They also make them in different shades and colours, so blending it in with the concrete’s natural colour is made simple. Maintaining your concrete after a lift doesn’t have to be complicated. By following these tips, you can ensure that your concrete surfaces remain strong and durable. For more information on concrete lifting and post-lift maintenance, contact Slab-Jack Kings today. Our team of professionals is here to help you with all your concrete maintenance needs.

How to Fix a Sinking Concrete Slab With Polyurethane Foam

Is a sinking concrete slab diminishing the appeal and safety of your property? Whether it’s your driveway, patio, walkways, basement floors and more, experiencing this common issue, there’s a reliable and efficient solution to consider. In this guide, we’ll walk you through the concrete lifting process, a proven method for fixing sinking concrete slabs without the need for complete replacement.

Why Does Concrete Sink?

Sinking concrete slabs occur due to various reasons, such as soil erosion, poor compaction, and natural settling over time. Not only can this cause tripping hazards and water drainage issues, but it also affects the aesthetic and value of your property. Fortunately, with advancements in repair techniques, there’s no need to endure the disruption and expense of tearing out and replacing your concrete.

Settled Concrete Slab Repair

Concrete lifting, particularly using polyurethane foam, offers a cutting-edge solution to this problem. Here’s a closer look at how this process can fix your sinking concrete slab efficiently:

  1. Preparation and Access: On the scheduled day, the team arrives with specialized equipment housed in a trailer. Thanks to the flexible hose, which can extend to almost any length, the equipment can stay parked while the crew accesses the repair site.
  2. Strategic Drilling: The first step involves drilling injection holes into the concrete slab. These holes are strategically placed to ensure the entire area needing repair is effectively covered.
  3. Injection of Polyurethane Foam: A two-part liquid polyurethane foam, specifically engineered for concrete lifting, is then injected beneath the slab. This foam is designed to infiltrate air spaces, filling voids and raising the concrete slab to its correct level.
  4. Controlled Expansion: The foam has an average reaction time of just 12 seconds, expanding in a controlled manner to avoid any damage to the concrete. It reaches approximately a 3 to 6-foot diameter beneath the slab, ensuring thorough coverage and lifting.
  5. Precision Lifting: Our skilled technicians employ a “bunny hop” technique, moving from hole to hole to gradually and carefully lift the slab. This method minimizes the risk of breaking the concrete, a testament to the expertise and precision of our team.
  6. Final Touches: After the lifting process is complete, the injection holes are filled and the site is cleaned up, leaving your concrete slab looking as good as new.

Why Choose Polyurethane Foam Lifting?

Choosing this method for fixing your sinking concrete slab comes with numerous benefits:

  • Minimally Invasive: Unlike traditional methods, this process causes minimal disruption to your property and daily routine.
  • Cost-Effective: It’s significantly more affordable than concrete replacement, offering a budget-friendly alternative without compromising quality.
  • Long-Lasting: Polyurethane foam provides a durable solution, with the lifted concrete remaining stable and level for years.
  • Quick and Efficient: The entire lifting process can be completed quickly, allowing you to use the repaired area soon after the job is done.

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Conclusion

Fixing a sinking concrete slab doesn’t have to be a daunting or expensive endeavour. With the concrete lifting process, specifically utilizing polyurethane foam, you can achieve a lasting solution that restores safety, functionality, and aesthetics to your property. Our experienced technicians, equipped with specialized knowledge and equipment, ensure that your concrete lifting project is executed flawlessly, providing peace of mind and significant savings over traditional replacement methods. If your property is facing this common issue, consider the efficient and effective option of concrete lifting.

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