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Foundation Repair in Knoxville, TN by Local Experts Since 1958

Protect your Knoxville home with trusted foundation repair from ’58 Foundations & Waterproofing. We fix settling, cracks, and structural issues with proven, long-lasting solutions.

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Foundation Repair in Knoxville, TN

Strengthening Knoxville Homes from the Ground Up

In Knoxville, foundation damage rarely starts with a dramatic event, but once it begins, it doesn’t stop on its own. From the clay-rich soil along the Tennessee River to the rolling hills of West Knoxville, homes throughout the region are under constant pressure from shifting ground. Over time, that pressure leads to cracks, leaning walls, sloping floors, and in more serious cases, structural instability.

At ’58 Foundations & Waterproofing, we specialize in identifying and repairing foundation problems before they become major risks. Whether you’ve noticed cracks forming in your basement wall, doors that no longer close properly, or signs of sinking around your home’s perimeter, our Knoxville team is ready to restore strength, safety, and stability. Every home is different, but one thing is always true: your foundation must be able to withstand the forces beneath it, season after season.

Foundation Repairs

What Causes Foundation Problems in Knoxville?

Most foundation problems in Knoxville start with the ground itself. Much of the city sits on expansive clay soil that swells when saturated and shrinks during dry spells. This constant cycle of movement creates pressure around and beneath your foundation, leading to cracks, shifting walls, and long-term settlement.

After heavy rain, waterlogged soil presses against foundation walls, especially in lower-lying areas near the Tennessee River or in older neighborhoods like Bearden and Fountain City. During dry seasons, that same soil pulls away, leaving voids beneath footings and piers. This imbalance can cause parts of the home to sink or tilt unevenly, placing stress on the entire structure.

Knoxville also has a mix of older homes built before modern grading and drainage practices were common. Poor downspout placement, negative yard slope, or clogged drains can send water straight to the foundation, accelerating soil movement and erosion.

In most cases, foundation damage develops slowly, over years of expansion, contraction, and water buildup. By the time cracks or sloping floors appear, the soil has likely been shifting beneath your home for much longer than you realize.

Signs Your Foundation May Need Repair

Foundation problems usually start quietly, often with small changes that feel like aging or wear. But in Knoxville, where soil conditions are always shifting, those early signs often point to something deeper happening beneath your home. If you’re noticing any of the following issues, it may be time for a professional foundation inspection.

Cracks in the Basement or Crawl Space Walls

Horizontal, vertical, or stair-step cracks along block or poured concrete walls are often caused by soil pressure on the outside. Knoxville’s clay soil expands rapidly after heavy rain, forcing walls to bow or crack as the pressure builds over time. These cracks are especially common in basements located near hillsides or low-lying areas with poor drainage.

Drywall Cracks or Nail Pops Inside the Home

Small diagonal cracks near door and window frames, or nail heads popping through drywall, can signal uneven settlement. As the foundation shifts, the framing above begins to twist or flex, leaving visible signs on interior surfaces. These are often the first clues that soil movement is affecting your structure.

Uneven or Sloping Floors

If your floors feel like they’re dipping, sagging, or rolling, it may be more than just old flooring. Settling footings or weakened crawl space supports can cause noticeable slope, especially in older Knoxville homes built with wood framing or on block piers.

Sticking Doors and Windows

If doors won’t latch or windows no longer slide smoothly, it may be due to a foundation that’s moving unevenly. As one part of the home settles and another stays in place, the frame shifts out of alignment, leading to gaps, sticking, or shifting doors and windows.

Cracks in Exterior Brick or Foundation

Stair-step cracks in brick, cracks near porches or chimneys, or visible separation between your home and foundation are all signs of movement below the surface. These often appear first on exterior walls facing water runoff, steep slopes, or direct sun exposure that dries the soil unevenly.

Bowing or Tilting Basement Walls

Walls that appear to lean inward or bulge at the center may be under active pressure from saturated soil. Left unaddressed, this pressure can worsen quickly, especially after a wet spring or intense rain event. Wall movement is one of the clearest indicators that foundation stability is at risk.

Leaning or Separating Chimneys

If your chimney appears to lean away from the house or has visible gaps forming where it meets the siding or roofline, it could be settling independently from the rest of the structure. Chimneys are often built on separate footings, and in Knoxville’s shifting clay soil, they can move more quickly than the main foundation, leading to cracks, tilting, or full separation if not stabilized.

Cracked Drywall

Foundation Repair Services for Knoxville

At ’58 Foundations & Waterproofing, we don’t just patch visible damage; we fix the source of the problem. Our foundation repair systems are designed for the unique conditions found in Knoxville: clay-rich soil, seasonal moisture swings, and a wide range of home construction styles. Whether your foundation is cracking, settling, or bowing under pressure, we’ll create a solution that restores structural integrity from the ground up.

Wall Stabilization Systems

For basement walls that are bowing, leaning, or cracking due to soil pressure, we offer several repair options. Early-stage wall movement can often be stopped with carbon fiber reinforcement. For more advanced deflection, we install wall anchor systems that permanently stabilize the structure without major excavation. Each system is chosen based on your foundation’s condition and soil pressure levels.

Foundation Pier Systems

If your home is settling or sinking, we install foundation piers beneath the footing to transfer weight to stable soil or bedrock. These piers help prevent further settlement and can often lift sunken sections back toward their original position. Knoxville’s fluctuating soil conditions make piers one of the most effective long-term solutions for uneven foundations.

Structural Beam and Crawl Space Jacks

In homes with crawl spaces or unfinished basements, failing wood beams or support posts can lead to soft floors, sagging walls, and long-term instability. We remove and replace damaged structural components with durable materials that restore full support beneath your home.

Crack Repair and Sealing

We use flexible materials to seal structural cracks in concrete and block walls. These materials move with your home through seasonal shifts, helping to prevent further cracking and reducing the risk of water intrusion through weakened joints.

Drainage and Water Management Add-Ons

Water intrusion and foundation problems often go hand-in-hand. If your home is experiencing both, we can incorporate interior or exterior drainage systems into your repair plan. This reduces hydrostatic pressure and helps prevent future damage caused by saturated soil.

Every solution we install is designed to handle Knoxville’s soil movement and climate and backed by our Life-of-the-Structure Warranty for long-term peace of mind.

Learn more about our Foundation Repair Services.»

Wall straps on basement wall

The Value of Foundation Piers in Knoxville

When your home starts to settle, it’s not just a cosmetic concern; it’s a structural warning. In Knoxville, where clay soil expands and contracts year-round, foundation movement is one of the most common threats to long-term home stability. Even a small amount of sinking can lead to cracks, frame distortion, and uneven floors that worsen with each season.

Foundation piers are one of the most effective ways to stop settlement and restore structural support. Unlike surface-level repairs, piers address the source of the problem by transferring the weight of your home to stable, load-bearing soil beneath the shifting clay. Once installed, they can prevent further movement and, in many cases, help lift settled sections of your foundation.

What Are Foundation Piers?

Foundation piers are structural supports driven deep into the ground below your home’s footing. At ’58 Foundations & Waterproofing, we install two primary types depending on your home’s design, soil profile, and severity of movement:

  • Helical Piers – These steel piers are twisted into the ground like large screws and are ideal for lighter structures or areas with softer surface soils. They’re installed with minimal disruption and can be used year-round.

  • Push Piers – These are hydraulically driven into the soil until they reach solid, load-bearing layers. The weight of the home is then transferred to the piers, making them a strong choice for heavier structures or advanced settlement.

Every pier system we install is engineered for Knoxville’s unique soil conditions, to stabilize your foundation permanently, not just temporarily covering up the signs.

Why It Matters in Knoxville

Knoxville’s red clay and rolling terrain make foundation movement an ongoing risk for both older homes and newer builds. Add in years of rain, runoff, and poorly managed grading, and it’s not uncommon to see foundations begin to shift or settle without warning.

Foundation piers help prevent that damage by:

  • Stopping the ongoing settlement beneath the footings

  • Lifting sunken parts of the home where possible

  • Reducing strain on doors, windows, and load-bearing walls

  • Preventing new cracks in walls, ceilings, and floors

  • Protecting long-term property value and resale potential

From North Knoxville to Farragut, foundation piers have become a go-to solution for homeowners who want more than a repair; they want the confidence of knowing their home is supported from below, no matter what the soil does next.

Foundation repair with Piers

How Much Does Foundation Repair Cost in Knoxville?

Foundation repair costs in Knoxville can vary widely depending on the extent of the damage, the structure of the home, and the type of repair required to restore long-term stability. Some issues may be resolved with targeted wall reinforcement, while others require full pier systems to stop settlement and prevent future movement.

At ’58 Foundations & Waterproofing, we never use cookie-cutter pricing. Every foundation behaves differently depending on the soil beneath it and the history of the structure above. That’s why we offer free inspections and custom repair plans, so you know exactly what your home needs and why.

Factors That Affect Foundation Repair Cost

  • Type of repair: Whether your home needs crack repair, wall anchors, pier systems, or structural beam replacement, each service has different material and labor costs.

  • Extent of damage: Larger cracks, deeper settlement, or widespread structural issues often require broader repairs and longer installation timelines.

  • Soil and site conditions: Knoxville’s clay soil and varied elevations can add complexity to repair work, especially in hillside homes or flood-prone areas.

  • Access limitations: Tight crawl spaces, finished basements, or limited access around the home may influence installation logistics and equipment needs.

What You Can Expect

We provide detailed proposals after every inspection. You’ll receive:

  • A clear explanation of what’s happening beneath your home

  • Specific repair recommendations tailored to your structure and soil

  • Transparent pricing with no hidden fees or inflated costs

  • A timeline for completion and full warranty coverage

There’s no high-pressure sales pitch, just honest answers from a Certified Foundation Specialist who understands Knoxville homes and how to protect them.

Why Homeowners in Knoxville Trust ’58 Foundations & Waterproofing

When it comes to your foundation, a quick fix isn’t enough. Knoxville homeowners want real solutions and a company that understands the local soil, the warning signs, and what it takes to protect a home from the ground up. That’s why so many families across the Knoxville area turn to ’58 Foundations & Waterproofing.

With over 60 years of experience and a reputation built on results, we’ve helped protect homes in neighborhoods from Fountain City and Sequoyah Hills to South Knoxville and beyond. Our team brings local expertise and personal service to every project, not just a checklist of repairs, but real insight into what your foundation is facing and how to fix it for good.

What sets us apart:

  • Locally informed solutions: We understand how Knoxville’s clay-heavy soil and sloped terrain contribute to foundation issues, and we design repair systems that hold up through every season.

  • Certified Foundation Specialists: Our inspectors are trained to spot early signs of damage and explain your options without pressure, confusion, or upselling.

  • Life-of-the-Structure Warranty: Most of our foundation repairs are backed by one of the strongest warranties in the industry, giving you confidence that the problem stays fixed.

  • No high-pressure sales tactics: We don’t chase quotas or rely on scare tactics. Just real answers, honest pricing, and clear recommendations based on your home’s needs.

  • Respectful, professional crews: We treat your property with care, keeping job sites clean, minimizing disruption, and protecting your landscaping and home throughout the process.

From historic homes to new construction, Knoxville residents trust us to protect what matters most. We’re proud to be a foundation repair company that builds strength and confidence, one home at a time.

Our '58 crew of specialists

Schedule Your Free Foundation Inspection in Knoxville

If you’ve seen cracks in your walls, sloping floors, or sticking doors, don’t wait for the damage to get worse. Foundation problems in Knoxville rarely fix themselves, and the longer they go untreated, the more costly and complicated the repair can become.

Let our Certified Foundation Specialists inspect your home and provide a clear, honest plan to restore its strength. We’ll explain what’s happening beneath your foundation, what it will take to fix it, and how to protect your home for the long haul, without sales pressure or surprises.

Call ’58 Foundations & Waterproofing today or fill out our online form to schedule your free foundation inspection. We proudly serve Knoxville and the surrounding areas, including Farragut, Powell, Maryville, and Oak Ridge.

Knoxville map

Other Services We Offer in Knoxville, TN

Knoxville Crawl Space Encapsulation

Knoxville Crawl Space Encapsulation

Knoxville Basement Waterproofing,

Knoxville Basement Waterproofing

Trust the Experts

Anyone can say they can fix it, only ’58 Foundations & Waterproofing guarantees it!

Foundation issues are very serious and only get more dangerous and costly with time. Our guaranteed solutions help you avoid major structural repairs and protect your home’s value. If you suspect foundation problems, don't wait.

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