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Before & After Photos

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Repairing cracked concrete in Clinton,MD

Prevent Sidewalk Sinking with PolyLevel and NexusPro

A homeowner in Waldorf, MD, faced a growing concern—soil erosion beneath their sidewalk. While the sidewalk hadn’t yet sunk, it was clear the problem could worsen over time, leading to uneven surfaces and potential tripping hazards. Thankfully, a proactive approach solved the issue before it escalated.

To stabilize the sidewalk and prevent future sinking, PolyLevel was used. This advanced foam filled the voids caused by soil erosion, ensuring the concrete remained level and secure. Additionally, NexusPro was applied to seal cracks and joints, protecting against water infiltration and further erosion.

By acting early, the homeowner avoided bigger problems down the line. The sidewalk now stands strong, safe, and visually appealing. Preventative solutions like these safeguard your property’s value while eliminating potential hazards.

Don’t wait for small issues to turn into major repairs. Contact us today to learn how PolyLevel and NexusPro can protect and enhance your concrete surfaces!

Concrete repair and leveling in Laurel, MD

A homeowner in Laurel reached out to NV Waterproofing & Foundation Repair after noticing uneven sidewalks around their home, especially along the path leading to their pool deck. The shifting slabs had created noticeable trip hazards and cracks, making the area unsafe for family and guests and allowing water to seep in and worsen the issue over time. After a thorough inspection, we recommended a targeted concrete repair and leveling solution to restore both safety and appearance.

Our team used the PolyLevel® system to carefully lift and level the uneven slabs, bringing the sidewalks back to their original position without the need for full replacement. Once stabilized, we sealed all cracks and joints with NexusPro® joint sealant to protect against future water intrusion and soil erosion. The result was a smooth, safe, and like-new sidewalk that the homeowner was thrilled with—just in time to fully enjoy their outdoor space and pool area again.

 
 

Concrete leveling and prevention in Brandywine, MD

Cracks and voids plagued this Brandywine, MD, homeowner's basement entryway. This could lead to water invasion and soil movement, endangering the property's foundation. As you see in the before photo, the concrete was no longer stable. Our expert team employed the PolyLevel® system, injecting high-strength polyurethane foam to stabilize and lift the slabs. Coupled with NexusPro® Joint Sealant, these solutions effectively sealed the cracks, preventing future soil erosion. Notice in the after photo, the entryway is once again level and secure, demonstrating our commitment to quality concrete repair.

From Sinking to Solid: Restoring Safety and Curb Appeal in Upper Marlboro, MD

In Upper Marlboro, MD, one homeowner found themselves facing a familiar but frustrating issue—a sinking front entryway sidewalk. What once offered a welcoming path had become uneven and unsafe, casting doubt on both the home’s appearance and its structural integrity.

That’s where NV Waterproofing and Foundation Repair stepped in with innovative, lasting solutions. Our team used PolyLevel®, a high-density polyurethane foam, to gently lift and level the sunken concrete—restoring the walkway without the need for messy demolition or costly replacement. To protect that repair for the long haul, we applied NexusPro®, a UV-resistant joint sealant designed to keep water out and prevent soil erosion.

Now, the front entryway isn’t just level—it’s resilient, attractive, and built to withstand Maryland’s changing weather.

 

At NV Waterproofing and Foundation Repair, we don’t just fix concrete—we deliver confidence, curb appeal, and safe footing for years to come. If your sidewalk is sinking or cracked, let us help you reclaim the path forward with precision and care.

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