Foundation Repair, Basement Waterproofing & Crawl Space Repair in Sioux Falls, SD

Also Offering Concrete Leveling & Radon Testing & Mitigation

Blackburn Foundation Repair provides foundation repair, basement waterproofing, crawl space repair and encapsulation, concrete repair, and radon testing and mitigation for homeowners in Sioux Falls, South Dakota. Since 1992, our team has helped diagnose structural and moisture problems and recommend durable, cost-effective solutions.

Get a free repair estimate from Blackburn Foundation Repair or call toll-free at (800) 392-3389 if you have any concerns about your home’s basement, crawl space or foundation.

Our Solutions

  • Basement Waterproofing – Sioux Falls, SD

    Sioux Falls is the largest and fastest-growing metropolitan area in South Dakota. This accounts for steady increases in the number of new construction homes in the area. Basements are attractive options because they maximize the usable square footage of properties. However, constructing moisture-resistant, underground interior space is a challenge that has been around since early engineers designed the first basements.

    When you choose Blackburn Foundation Repair for your basement waterproofing needs, you gain the benefits of the latest technology and innovative construction techniques in the industry. For complicated basement waterproofing jobs, we do not operate alone and neither should you. Blackburn Foundation Repair is a member of the internationally-recognized Basement Systems Network. Here’s what this partnership means to you.

    • Use of highly effective interior sub-floor design that helps to move water away from your basement
    • Expert installation of the Basement Systems Network’s patented WaterGuard Basement Drainage
    • System that resists clogging
    • Permanently dry basements
    • Improved home value
  • Foundation Repair – Sioux Falls, SD

    Blackburn Foundation Repair serving Sioux Falls, SD is an industry-leading foundation repair company. As such we provide top-quality, professional foundation repair and support services and solutions. Our structural engineers and foundation repair contractors specialize in a wide variety of techniques, including crawl space piering and reinforcement, foundation earth anchoring, foundation wall anchor installations, push piers and all manner of foundation support solutions for failing or weakened home foundations.

    Your home is one of your most valuable assets. When you suspect that your foundation is in need of repair, it is best to call the experts right away before matters get worse. Here are some of the warning signs that your foundation may be in need of some care.

    • Cracks in foundation walls or floors
    • Bowing or leaning basement walls
    • Doors and windows that stick or no longer close properly
    • Uneven, sagging, or sloping floors

    Because not all foundation repair problems are the same, our seasoned structural engineers and construction experts use a variety of foundation repair techniques. Some foundation support solutions include foundation earth anchoring, installation of wall anchors and the positioning of push piers. We specialize in bringing peace of mind to our Sioux Falls, SD customers with accurate problem assessments, state-of-the-art foundation repair solutions, premium materials and outstanding customer service.

  • Crawl Space Encapsulation & Crawl Space Repair – Sioux Falls, SD

    One of the most common signs of foundation failure is a sagging floor in homes with crawl space foundations. Our featured solution for this type of problem is the SmartJack Crawl Space Support System. This leading-edge system uses galvanized steel to support sagging floor beams and joists. Since the SmartJack is adjustable and easy to install, it is a superior solution over concrete columns and light-duty jack posts. Besides crawl space foundation repair solutions, our technicians can also seal your home’s crawl space to prevent structural damage and household illnesses that are caused by mold, mildew and rot.

  • Concrete Leveling and Lifting | PolyLEVEL™

    Blackburn Foundation Repair is a top concrete leveling company serving Sioux Falls, SD. The professional concrete raising contractors at Blackburn Foundation Repair will help you lift, stabilize and protect broken or sunken concrete.

    Have you noticed dangerous cracks and uneven surfaces forming in your driveway, sidewalk, concrete steps, or patio?

    Having problems with sunken outdoor concrete is not unusual in Sioux Falls, SD where soil erosion is often the result of the changing seasons and a weak soil base.

    While other contractors may rely on short-term fixes such as mudjacking or slabjacking, we use the revolutionary PolyLEVEL™ material to fix unsettled soil and to level concrete. PolyLEVEL™ is able to physically lift your concrete slabs and return them to their desired level positions while also leveling the ground underneath. This process prevents continued soil settlement, cracking and uneven concrete in the future.
    The benefits of PolyLEVEL™ include:

    • Affordable
    • Fast-acting
    • Adjustable
    • Noninvasive
    • Environmentally-friendly
    • Strong and lightweight
    • Waterproof
  • Radon Testing and Mitigation

    Blackburn Foundation Repair is top radon mitigation company providing free radon home test kits in Sioux Falls, SD. The professional radon mitigation contractors at Blackburn Foundation Repair will get your results back to you as quickly as possible.

    Keeping your Sioux Falls, SD home properly maintained serves as a protection for yourself and your loved ones. It ensures your home is a safe place for everyone who enters it. However, there is a hidden threat to your home and the safety of your family that many people don’t give realize occurs.

    Radon is a radioactive, invisible and odorless natural gas that exists in the ground, drinking water, rock formations, building materials, and many other natural outdoor elements. Radon is classified as a carcinogen, which means that exposure to high levels of this natural gas can increase a person’s risk of developing lung cancer. Second only to tobacco use, radon is classified as one of the leading causes of lung cancer in the United States.

    With professional radon testing, you can learn the radon level in your home in as little as 48 hours, with accurate and trustworthy results each time. If your home is found to have radon levels that are too high, we also provide detailed radon mitigation systems to help eliminate the existing radon from your home and stop more from coming into your home in the future. Our trained specialists can perform every step of the process, eliminating stress and worry from your life and getting your family back on the road to healthy living.

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The Thrasher Promise

No matter the job – we aren’t going to feel good about the hard work we’ve done until you’re happy. So we’ll do it right or make it right. That’s the Thrasher promise.

For the last 45 years in the basement and foundation repair industry, we’ve focused on the value of doing whatever it takes to get the job done and “wow” our customers every step of the way.

Our promise to you:

An experience so remarkable you’ll give us a five-star review.

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We’ll walk you through what we’re seeing in easy-to-understand language so you know the root cause of the issue, not just the symptoms.

Review recommendations

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