Foundation, Crawlspace & Concrete Contractors in South Beach, OR
Terrafirma in South Beach, OR
At TerraFirma, we focus on safeguarding and strengthening the structural integrity of homes in South Beach and throughout Oregon and Washington. For years, we’ve been helping homeowners in South Beach tackle the unique climate and soil challenges of the area with our expert repair services.
From a cracking foundation to a musty basement, a damp crawl space, or an uneven concrete slab, TerraFirma has the knowledge, tools, and reliable solutions to restore your South Beach home and ensure its safety for years to come.
South Beach’s TOP-RATED Foundation & Basement Contractors
Contact us at (866) 486-7196 or use the form to the right.
Hours: Monday – Friday, 8am-5pm
Foundation Repair South Beach
Foundation issues can lead to significant damage to your home if not taken care of promptly. Signs like floor cracks, bowing walls, and sagging floors often indicate deeper structural concerns. Homeowners in South Beach, OR may notice sticking doors, windows that don’t shut properly, or visible gaps between walls and ceilings. These issues can all be signs that your foundation is shifting due to soil movement, water damage, or the natural aging of your home.
At TerraFirma, we specialize in foundation repairs right here in South Beach. Our expert team provides tailored solutions that address the root cause of your foundation issues. We start with a thorough inspection to determine the extent and source of the problem, and then we recommend the most effective foundation repair systems to restore your peace of mind.
Foundation piers
Our push and helical piers are expertly designed to stabilize and lift your foundation by transferring its weight to deeper, more stable soil. In South Beach, OR, our helical piers work great for areas with known soil conditions, while push piers are the go-to choice for regions with uncertain soil stability. Both systems are minimally invasive and provide lasting solutions for your foundation needs.
Wall Stabilization Systems
For cracked, bowing, or leaning walls, we offer a suite of reinforcement products. These include:
- CarbonArmor®: Made from fiber-reinforced polymers ten times stronger than steel.
- PowerBrace®: Zinc-plated steel beams that can be tightened over time.
- GeoLock® Anchors and Helical Tiebacks: These systems halt inward movement and gradually straighten walls over time.
- EverBrace™: Designed for severely deteriorated walls, this system replaces and reinforces failing foundation walls with steel supports.
We also offer grouted micropile tiebacks for difficult soil conditions, SmartJack® crawl space support posts for sagging floors, and vapor barriers to manage humidity and prevent further moisture damage.
Every solution comes with expert installation, ongoing maintenance options, and transferable warranties, ensuring you have peace of mind in your South Beach home.
Basement Waterproofing South Beach
Having a wet basement in South Beach can create serious issues like mold, mildew, structural damage, and poor air quality in your home. You might notice signs of water intrusion like musty odors, stained walls, standing water, or efflorescence—a white, powdery residue left when water evaporates. Even a tiny crack in your basement wall can quickly become a major source of moisture.
TerraFirma provides top-notch basement waterproofing solutions right here in South Beach, ensuring your space stays dry, healthy, and functional—whatever the weather brings.
Crawl Space Repair South Beach
In South Beach, OR, it’s easy to forget about crawl spaces, but they play a vital role in your home’s structure and air quality. If neglected, these spaces can become breeding grounds for mold, pests, and standing water. This can result in wood rot, unpleasant odors, and even respiratory problems for you and your family. Don’t overlook the importance of maintaining your crawl space!
We understand the unique crawl space conditions in South Beach, OR, and TerraFirma’s expert repair services are tailored to tackle moisture, mold, pests, and sagging floors. Our solutions include full encapsulation, effective drainage, and robust structural support.

Encapsulation & Drainage
We begin by sealing the crawl space with our VaporLoc Elite liner, a 120-mil thick waterproof barrier that blocks moisture, soil gases, and allergens. To ensure proper drainage:
- We use drainage matting under the liner to guide water to your perimeter drain or sump pump.
- Sump pumps remove water quickly and efficiently, even during heavy rain or high water table conditions.

Crawl Space Entry & Vent Solutions
- EverLast™ Doors & Access Wells: Waterproof, durable entry systems that keep out pests and moisture.
- Turtl™ Access Well: An attractive, lockable access solution in several colors.
- Vent Covers: Sealing crawl space vents prevent outdoor air, moisture, and insects from entering.
Crawlspace repair in South Beach is crucial to maintaining your home’s overall health and energy efficiency.

Structural Repairs
To support sagging or weak floor joists, our SmartJack® Support Posts offer adjustable, galvanized steel columns that restore floor stability. These are fast to install and offer permanent results.

Dehumidifiers & Monitoring
Install a SaniDry Sedona dehumidifier to maintain healthy humidity levels year-round. For added security, our ShipShape™ System offers 24/7 performance monitoring, proactive maintenance alerts, and remote control of your crawl space systems.

Concrete Repair South Beach
Cracked, damaged, or uneven concrete isn’t just an eyesore—it can pose real safety risks too. Issues like poor soil compaction, freeze-thaw cycles, erosion, and tree root growth can lead to these problems. That’s why homeowners in South Beach trust us to quickly and effectively repair their concrete slabs, sidewalks, patios, and driveways.
At TerraFirma, we provide quick, neat, and durable concrete leveling and repair solutions in South Beach, OR, using cutting-edge polyurethane foam injection and crack sealing techniques.
PolyLevel® Concrete Lifting
PolyLevel utilizes expanding polyurethane foam to lift and stabilize concrete slabs. This non-invasive method is perfect for residents of South Beach, OR, looking for a reliable solution to their concrete issues.
- Sidewalks – Eliminates tripping hazards and restores smooth walkways.
- Driveways – Prevents further cracking and improves curb appeal.
- Patios, Porches, and Pool Decks – Ensures proper drainage and surface stability.
NexusPro™ Crack & Joint Sealant
To prevent water intrusion that can lead to further sinking, we apply NexusPro, a UV-resistant silicone-based joint sealant that:
- Cures in just 60 minutes.
- Withstands extreme weather and heavy use.
- Includes color-matched sand for a clean, polished look.
SealantPro™ Concrete Protection
After sealing and lifting your concrete, SealantPro provides a long-term barrier against moisture, chemicals, and seasonal temperature changes. It penetrates deep into concrete to resist stains, flaking, and surface erosion.
We also provide commercial concrete repair in South Beach, OR for industrial buildings, warehouse floors, roads, runways, and rail lines—using the same high-quality systems we trust for residential properties.
Earthquake Retrofitting South Beach, OR
South Beach, OR, is located in a region of the Pacific Northwest known for its seismic activity. Homes built before the updated building codes of the 1990s are particularly at risk. Even a small earthquake can lead to a home shifting off its foundation or sustaining significant structural damage.
TerraFirma’s earthquake retrofitting services help secure your South Beach home to its foundation and strengthen its ability to withstand seismic events.
Retrofitting your home for earthquakes in South Beach not only enhances your safety but can also lower your insurance premiums and deductibles, and help you qualify for coverage options that weren’t available before the upgrade.
How We Retrofit
Assessment & Planning
In South Beach, OR, the retrofitting process starts with a thorough evaluation of your building’s current state. A qualified expert, like a structural engineer or skilled technician, will examine your home to pinpoint any weaknesses and suggest the best solutions.
This evaluation looks at the foundation, walls, roof, and overall structure of your property. After the assessment, our engineer will create a detailed retrofitting plan tailored to the findings.
Foundation Bolting
To ensure your home in South Beach stands strong, the next step is securing its foundation. Our technicians will install anchor bolts to connect your house to the foundation, protecting it from lateral movement during an earthquake.
Our process begins by drilling into the foundation and installing sturdy steel bolts. Our skilled team then tightens these bolts to reinforce the structure, boosting its stability and making it more resilient against seismic activity.
Adding Shear Walls
Shear walls play a vital role in earthquake retrofitting in South Beach, OR, by helping to distribute seismic forces and keep buildings safe from collapse.
Shear walls, made from sturdy materials like plywood, are installed in key areas of your home, especially in cripple walls. These walls offer vital support and stability, helping to minimize the risk of damage during an earthquake in South Beach.
Bracing & Reinforcing
Next, we’ll strengthen essential areas of your home in South Beach with durable steel braces and straps. Our team expertly installs these on key structural components like the roof, walls, and floors. This step enhances your home’s stability, ensuring it has a robust framework capable of withstanding seismic forces.
Securing Applicances
By securing your appliances, you can create a safer living space in South Beach, OR. It’s essential to anchor items like water heaters and refrigerators, and our technicians also provide protective measures for gas meters to help reduce the risk of gas leaks.
Reparing Foundations
During retrofitting, technicians may notice substantial foundation damage that needs immediate repair. Adding crawl space support posts and foundation piers, and stabilizing the walls are some of the ways TerraFirma can reinforce your foundation.

Secure Your South Beach Home Today
At TerraFirma, we’ve spent over 25 years helping homeowners in South Beach and across the Pacific Northwest protect their homes from the ground up. From foundation repair and basement waterproofing to crawl space encapsulation, concrete leveling, and earthquake retrofitting, our team delivers top-tier craftsmanship with trusted products, proven systems, and lasting warranties.
Every home in South Beach, OR, is unique—and TerraFirma is here to tackle any challenge you face. Reach out to us today for a free in-home estimate and find out how we can help enhance your home’s safety, health, and value for the years ahead.
South Beach
Homeowners Frequently Asked Questions
How does rain put my home at risk ?
SeaTac soils are impacted by heavy rains causing hydrostatic pressure. This leads to cracks in foundations and basements and may cause your foundation to settle or sink. Engineered support structures and comprehensive drainage systems are key to keeping your home dry, safe, and stable.
What’s the best way to repair concrete?
The NexusPro solution is a commercial grade joint sealant that offers several advantages over traditional concrete crack repairs. Its fast cure time (60 minutes) and performance under extreme temperatures makes it a perfect match for concrete repairs.
What types of cracks in my foundation or basement should I be concerned with?
Houses are susceptible to cracks in basements due to heavy rains and wet soils. Watch out for horizontal or stair step cracking along the foundation wall, diagonal cracks in the corners, crumbling walls and inward bulges.
How to fix a leaking basement floor?
If you have water coming through the floor or windows to your basement, the first step is installing a perimeter drain system. We can also install a direct drainage channel, which will help direct any water that comes through the crack into the drain and your sump pump.
Are you noticing damp drywall and carpet in your basement?
Musty smells, walls that feel damp to the touch, and ground-level leaks are all indicators that your basement may need to be waterproofed. Don’t wait until the next heavy rain to protect your home from water damage.
Which vapor barrier is best for weeping walls?
The VaporLoc Elite Wall System is better for weeping walls than other commonly used vapor barriers. The VLE system has double sealed seams, waterproof material (not water-resistant), and is much thicker than vapor barriers available at retail stores.
Can I turn my crawl space into storage?
TerraFirma offers comprehensive encapsulation solutions to keep your crawl space clean, dry, and secure from outside threats. Our industry-leading vapor barrier system keeps out destructive moisture while greatly improving your indoor air quality. In most homes, TerraFirma can even encapsulate your crawl space, giving you a clean, dry area suitable for storage.
How to repair damaged concrete?
While you could seal concrete with urethane caulk found at your local big-box DIY store, that is a solution that is prone to cracking, bubbling and drying out over time. The local experts at TerraFirma are here to help with long lasting solutions to level seal your unprotected joints and cracked concrete.
What is that bad smell coming up from my drain?
Unwanted air and gasses are coming up through your home’s drain system. A great fix is our TrenchLock™ drain insert that can be installed in an existing trench drain to allow water down without allowing air to come up. The system comes with balls that fit over the drainage holes, which create an airtight seal when there is no water.
What is the difference between helical piers and push piers?
Helical piers and push piers are both types of foundation repair methods, but they differ in their design and installation process. The choice between helical piers and push piers depends on factors such as soil conditions and structural requirements. Helical piers are often preferred in areas with weak or unstable soil conditions.
How long does basement waterproofing last?
TerraFirma-installed waterproofing systems are expected to last decades with regular care & maintenance. We also warranty our installations, our WaterGuard and DryTrak drainage systems come with a transferrable lifetime warranty. Terms apply, view the details here. We stand by our work and the quality of the systems we install.