Foundation, Crawlspace & Concrete Contractors in Lyle, WA
Terrafirma in Lyle, WA
“At TerraFirma, we’re dedicated to safeguarding and improving the structural integrity of homes in Lyle, WA. For years, we’ve been helping local homeowners address the unique climate and soil challenges of our region with reliable repair services.”
From a cracked 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 Lyle home and ensure it stays safe for years to come.
Lyle’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 Lyle
Foundation problems can lead to significant damage if not taken care of. If you’re a homeowner in Lyle, WA, keep an eye out for signs like cracks in your floors, bowing walls, or sagging floors. You might also notice doors that stick, windows that don’t close correctly, or gaps appearing between your walls and ceilings. These issues can indicate that your foundation is shifting due to soil movement, water damage, or natural wear and tear over time.
At TerraFirma, we specialize in repairing foundations in Lyle with expert solutions designed to address the specific issues you’re facing. Our process starts with a thorough inspection to identify the root cause and extent of the damage. From there, we’ll recommend one or more of our effective foundation repair systems tailored to your needs:
Foundation piers
In Lyle, WA, our push and helical piers are designed to stabilize and lift your foundation by transferring its weight to deeper, more stable soil. Helical piers work best in areas with known soil conditions, while push piers are ideal for locations where soil stability is uncertain. Both options are minimally invasive and provide long-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 confidence and peace of mind in your Lyle home.
Basement Waterproofing Lyle
Keep your Lyle home safe and healthy by addressing a wet basement before it leads to mold, mildew, structural issues, or poor air quality. You might notice signs of water intrusion like musty odors, stained walls, pooling water, or that white, powdery substance called efflorescence, which appears when moisture evaporates. Even a tiny crack in your basement wall can open the door to significant moisture problems.
TerraFirma provides cutting-edge basement waterproofing solutions in Lyle, ensuring your space stays dry, healthy, and functional—regardless of the weather.
Crawl Space Repair Lyle
Crawl spaces in Lyle, WA, are often forgotten, but they play an essential role in your home’s structure and air quality. If neglected, these areas can become a breeding ground for mold, pests, and standing water. This can result in wood rot, unpleasant odors, and even health problems for those living in the home.
We understand the unique crawl space challenges in Lyle, WA. That’s why TerraFirma offers specialized repair services to tackle issues like moisture, mold, pests, and sagging floors with our comprehensive encapsulation, drainage solutions, and 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 Lyle 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 Lyle
Damaged, cracked, or uneven concrete isn’t just an eyesore—it can also pose safety risks. These issues often arise from factors like poor soil compaction, freeze-thaw cycles, erosion, or tree root growth. That’s why homeowners in Lyle turn to us for quick and effective solutions for their concrete slabs, sidewalks, patios, and driveways.
TerraFirma provides quick, efficient, and durable concrete leveling and repair services in Lyle, WA, 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:
- 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 Lyle, WA for industrial buildings, warehouse floors, roads, runways, and rail lines—using the same high-quality systems we trust for residential properties.
Earthquake Retrofitting Lyle, WA
Lyle, WA, is situated in a region of the Pacific Northwest that is prone to seismic activity. Homes constructed before the building codes were updated in the 1990s may be particularly at risk. Even a minor earthquake could lead to your home shifting off its foundation or suffering serious structural damage.
TerraFirma’s earthquake retrofitting services help secure your Lyle home to its foundation and strengthen its ability to withstand seismic events.
Upgrading your home with earthquake retrofitting in Lyle can help lower your insurance premiums and deductibles, plus you might qualify for coverage options that were previously unavailable.
How We Retrofit
Assessment & Planning
The retrofitting process starts with a thorough evaluation of your building’s current condition right here in Lyle, WA. A qualified expert, like a structural engineer or a skilled technician, will inspect your home to pinpoint any weaknesses and suggest the best solutions.
This assessment involves a thorough examination of the foundation, walls, roof, and overall structure. From there, our engineer will create a detailed retrofitting plan tailored to the findings.
Foundation Bolting
In Lyle, WA, the next step is securing your home’s foundation. Our skilled technicians install anchor bolts to firmly connect your house to its foundation, ensuring it stays stable and safe during an earthquake.
In Lyle, WA, we strengthen your foundation by drilling holes and installing sturdy steel bolts. Our team carefully tightens these bolts to ensure your structure remains stable and resilient against seismic activity.
Adding Shear Walls
Shear walls play a vital role in earthquake retrofitting in Lyle, WA, helping to distribute seismic forces and keep buildings standing strong.
Shear walls are usually made from plywood or other sturdy materials, and our team expertly places them in key areas of your home, particularly in cripple walls. These enhancements offer extra support and stability, helping to minimize the risk of damage during an earthquake.
Bracing & Reinforcing
Next, we strengthen and support essential areas of your home in Lyle, WA, using durable steel braces and straps. Our team carefully installs these reinforcements on key structural components like the roof, walls, and floors. This important step enhances your home’s stability, ensuring it has a solid framework capable of withstanding seismic activity.
Securing Applicances
By securing your appliances, you can create a safer living space in Lyle, WA. It’s important to anchor items like water heaters and refrigerators. Our technicians will also install protective measures for gas meters to help minimize 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 Lyle Home Today
At TerraFirma, we’ve spent over 25 years helping homeowners in Lyle 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 Lyle, WA has its unique characteristics, but TerraFirma is here to tackle any challenge. Reach out to us today for a complimentary in-home estimate and find out how we can help enhance the safety, health, and value of your home for years to come.
Lyle
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.