Foundation, Crawlspace & Concrete Contractors in Troutdale, OR
Terrafirma in Troutdale, OR
At TerraFirma, we focus on safeguarding and improving the structural integrity of homes right here in Troutdale and throughout Oregon and Washington. For years, we’ve been dedicated to helping local homeowners tackle the unique climate and soil challenges our region presents.
From a cracking foundation to a musty basement, a damp crawl space, or an uneven concrete slab, TerraFirma has the expertise, tools, and reliable solutions to restore your Troutdale home and ensure it stays safe for years to come.
Troutdale’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 Troutdale
Foundation issues can lead to significant damage to your home if not taken care of promptly. In Troutdale, OR, homeowners may notice signs like cracks in the floors, bowing walls, or sagging floors that indicate deeper structural concerns. You might also see doors that stick, windows that won’t close properly, or visible gaps between walls and ceilings. These all point to potential foundation shifts caused by soil movement, water damage, or age-related wear and tear.
At TerraFirma, we specialize in foundation repairs right here in Troutdale, offering expert solutions designed specifically for the unique issues affecting your home. Our process starts with a thorough inspection to identify the extent and source of any foundation problems. From there, we recommend the best proven repair systems to ensure your home is safe and secure.
Foundation piers
Our push and helical piers are designed to stabilize and lift your foundation by transferring its weight to deeper, more stable soil. In Troutdale, where soil conditions can vary, helical piers are a great choice for known soil types, while push piers are perfect for areas with uncertain 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 feel confident and at ease in your Troutdale home.
Basement Waterproofing Troutdale
Living in Troutdale, OR, you know how crucial it is to keep your home safe and dry. A wet basement can lead to problems like mold, mildew, structural damage, and poor air quality inside your home. You might notice musty odors, stained walls, pooling water, or efflorescence— that white, powdery residue left behind when water evaporates. Remember, even a small crack in your basement wall can turn into a significant source of moisture intrusion.
TerraFirma provides top-notch basement waterproofing solutions in Troutdale to ensure your space stays dry, healthy, and functional all year round, no matter the weather.
Crawl Space Repair Troutdale
Crawl spaces are frequently forgotten, yet they play a vital role in the structure and air quality of your home here in Troutdale. If neglected, these spaces can become breeding grounds for mold, pests, and standing water, which can lead to wood rot, unpleasant odors, and even respiratory problems for you and your family.
We understand the unique crawl space conditions in Troutdale, OR. That’s why TerraFirma offers specialized crawl space repair services to tackle moisture, mold, pests, and sagging floors through comprehensive encapsulation, effective drainage, and reliable 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 Troutdale 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 Troutdale
Damaged, cracked, or uneven concrete isn’t just an eyesore—it can also pose safety risks. These issues often arise from poorly compacted soil, freeze-thaw cycles, erosion, or tree roots. That’s why homeowners in Troutdale trust us to promptly and effectively repair their concrete slabs, sidewalks, patios, and driveways.
TerraFirma provides quick, effective, and durable concrete leveling and repair solutions in Troutdale, OR, using cutting-edge polyurethane foam injection and expert crack sealing.
PolyLevel® Concrete Lifting
PolyLevel utilizes expanding polyurethane foam to lift and stabilize concrete slabs. This non-invasive method is perfect for residents of Troutdale, OR looking to:
- 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 Troutdale, OR for industrial buildings, warehouse floors, roads, runways, and rail lines—using the same high-quality systems we trust for residential properties.
Earthquake Retrofitting Troutdale, OR
Troutdale, like much of the Pacific Northwest, is located in an active seismic zone. Homes built before the updated building codes of the 1990s may be particularly at risk. Even a minor earthquake could cause a home to shift off its foundation or suffer significant structural damage.
TerraFirma’s earthquake retrofitting services help secure your Troutdale home to its foundation and strengthen its ability to withstand seismic events.
Upgrading your home with earthquake retrofitting in Troutdale can help lower your insurance premiums and deductibles, plus it may qualify you for coverage options that weren’t available before the upgrade.
How We Retrofit
Assessment & Planning
The retrofitting process in Troutdale starts with a thorough assessment of your building’s current condition. Our skilled experts, including structural engineers and trained technicians, will inspect your home to pinpoint any weaknesses and suggest the best solutions.
This assessment involves inspecting the foundation, walls, roof, and overall structure of your property. Afterward, our engineer will create a detailed retrofitting plan based on what we find.
Foundation Bolting
Securing the foundation is the crucial next step in this process. Our technicians will install anchor bolts to firmly connect your home to its foundation, helping to prevent lateral movement during an earthquake in Troutdale.
Our team will drill holes into your foundation and install sturdy steel bolts. Once tightened, these bolts will strengthen your home’s stability and improve its resistance to seismic activity, ensuring your property is well-protected in Troutdale.
Adding Shear Walls
In Troutdale, shear walls play a vital role in earthquake retrofitting by evenly distributing seismic forces, helping to keep our structures safe and standing tall.
In Troutdale, shear walls are usually made from plywood or other sturdy materials, strategically placed throughout your home, especially in areas like cripple walls. These walls add extra support and stability, helping to minimize the risk of damage during an earthquake.
Bracing & Reinforcing
Next, we’ll enhance the critical areas of your home in Troutdale with durable steel braces and straps. Our team will secure these to essential structural components like the roof, walls, and floors. This important step boosts your home’s stability, creating a strong framework designed to withstand seismic forces.
Securing Applicances
Securing your appliances is key to creating a safer living space for everyone in Troutdale. It’s important to anchor items like water heaters and refrigerators to prevent accidents. Our technicians can also install safeguards for gas meters, helping to 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 Troutdale Home Today
At TerraFirma, we’ve spent over 25 years helping homeowners in Troutdale 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 Troutdale, OR is unique—but at TerraFirma, we have a solution for every challenge. Reach out today for a free in-home estimate and see how we can help make your home safer, healthier, and more valuable for years to come.
Troutdale
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.