Foundation Repair in North Richland Hills, TX Built for Shifting Clay Soil

The outer edges or corners of a slab sink below the rest of the foundation. The center stays high, which is sometimes called doming. This is the most common movement pattern on DFW clay, and it gets worse each time the soil goes through a drought and rewetting cycle.

Soil at the edge of a slab dries out faster than soil under the middle, especially on west- and south-facing sides that bake through July and August. Big live oaks and pecans planted close to the house in the 1970s pull out even more moisture. After summers like 2022 and 2023, the clay at the perimeter can shrink several inches deep, and the slab edge has nothing left to rest on. Many 1960s–80s slabs in NRH were built without today's soil engineering, so they don't have much stiffness to resist that.

• Stair-step cracks in brick veneer near corners
• Frieze boards pulling away from brick
• Doors that stick or won't latch, especially exterior doors
• Gaps between baseboards and floor
• Windows that bind or have cracked panes
• Sloping floors you can feel walking toward exterior walls

We see this most in brick ranch homes in Holiday West, Richland Oaks and Meadowview Estates, and along the Mid-Cities Boulevard corridor. It shows up most on lots with mature trees. Calls spike in late summer and right after the first heavy fall rain.

Our fix: Steel or pressed concrete piers under the settled sections, then hydraulic lifting to restore elevation. We follow up with drainage corrections and moisture management so the perimeter doesn't dry out again.

Part of the slab, usually the interior, gets pushed upward by swelling clay. Heave is easy to mistake for settlement. Piering a heaved area is a costly mistake, because it locks the slab in the wrong position instead of fixing the actual cause.

Montmorillonite clay can expand dramatically when it gets wet. A leaking cast-iron sewer line or supply line under a 1960s–70s slab can saturate the soil from below for months, and the interior rises. Heavy spring rain after a drought can do the same thing when water gets in through poor grading. Because North Richland Hills has so many older homes with original under-slab plumbing, heave caused by leaks is a real possibility we always check for before recommending piers.

• Interior walls cracking above door frames
• Cracked tile running across the middle of the house
• Interior doors out of square while exterior doors are fine
• A high spot in the floor you can feel underfoot
• Unexplained rise in water bill
• Damp or warm spots on the floor

Most common in 1960s–70s slab homes near Smithfield and the Northeast Loop 820 corridor, and in Haltom City. It often shows up after a wet May or after a plumbing leak that went unnoticed.

Our fix: First, a plumbing test by a licensed plumber. Then we repair the leak, let the soil stabilize, and do targeted leveling. We only pier sections that have actually settled.

Water or sewage escapes from pipes buried beneath the slab and saturates or erodes the soil underneath. Depending on the soil and the leak, it can cause localized heave, voids, or settlement, and it often happens alongside other foundation movement.

Homes built in the 1960s–70s across NRH, Richland Hills and Haltom City usually have cast-iron drain lines. After 50+ years in wet, dry and corrosive clay, those lines crack, scale and separate. Foundation movement adds stress on the pipes, and the leaking pipes then cause more movement. The February 2021 freeze also burst plumbing across Tarrant County, and some of that damage reached under slabs.

• Sewer odor inside the home
• Slow drains or recurring backups
• Water meter moving with all fixtures off
• Floor cracks that keep widening
• Mildew under carpet or flooring
• Soil voids or sinkholes near the slab edge

This shows up regularly in original-owner homes near Richland Oaks, Diamond Oaks and the older parts of Richland Hills. These houses often have their original cast-iron sewer lines and a long history of slab patching.

Our fix: We coordinate hydrostatic testing by a licensed plumber and repair the leak first. Then we fill voids and stabilize or level the slab once the soil has recovered.

The floors of a raised foundation sag or bounce because piers have sunk or tilted, shims have crushed, or beams and sill plates have rotted. It's a different structural system from a slab, and it needs a different set of repairs.

Many 1950s–60s homes in Richland Hills, Haltom City and Forest Hill sit on cedar posts or concrete block piers. Those piers were never built for decades of clay movement. Crawl spaces with poor ventilation and no drainage hold moisture after spring storms. That rots wood and lets the soil under the piers soften and give way. Nobody watches a crawl space, so the damage can go on for years before anyone notices it.

• Bouncy or sagging floors
• Musty odors from floor vents
• Visible gaps between floor and walls
• Rotted or damp sill plates
• Leaning or cracked block piers
• Standing water in the crawl space after rain

This is concentrated in the older blocks of Richland Hills and Haltom City, around Diamond Oaks, and in Fort Worth neighborhoods like Fairmount and Ryan Place. Historic review there can also affect exterior work.

Our fix: Re-shimming, replacing failed piers with concrete piers, sistering or replacing beams and sill plates, plus crawl space drainage and ventilation improvements.

Water collects next to the foundation instead of draining away from it. That creates uneven moisture around the slab, which leads directly to uneven movement on expansive clay.

Northeast Tarrant County is in DFW's 'Hail Alley.' Storms here dump a lot of water fast. Gutters on many older homes are undersized or were damaged by hail, and downspouts often empty right at the slab. After 40–50 years of flower beds, added patios and settled backfill, many yards now slope toward the house. One side of the foundation gets soaked while another bakes.

• Water pooling near the slab after storms
• Downspouts discharging at the foundation
• Soil pulling away from slab edges in summer
• Mulch beds higher than the slab edge
• Erosion lines or exposed slab edges
• Efflorescence or staining on lower brick

This is common after hail seasons across Watauga, Hurst and NRH. It's also common in yards along the Little Bear Creek drainage and on Keller and Colleyville lots with heavy landscaping.

Our fix: Regrading, French drains, downspout extensions or underground drains, and surface drainage corrections. These are often paired with foundation work so the repair has stable moisture conditions.

Cracks in brick, mortar joints and frieze boards that follow foundation movement. Sometimes they're cosmetic and seasonal. Other times they're the first visible sign of structural settlement.

Brick veneer is rigid and the clay under it isn't. Almost every brick ranch home in North Richland Hills shows some seasonal hairline cracking after a dry summer. The real question is whether cracks are widening, offsetting, or reopening after they've been repaired. That's why we take elevation measurements instead of guessing from how the cracks look.

• Stair-step cracks through mortar joints
• Cracks wider than 1/4 inch
• Brick offset or displaced at the crack
• Gaps at window frames or trim
• Cracks reappearing after tuckpointing
• Frieze board separation at the roofline

This is everywhere in 1970s–80s neighborhoods like Fox Hollow and Holiday West. It usually peaks in August and September after long stretches above 100°F.

Our fix: We measure elevations to confirm whether there's active movement. If it's minor, we repair the mortar and seal the cracks. If it's structural, we stabilize the foundation first, then repair the brick.

Earlier pier installations, usually pressed concrete pilings or bell-bottom piers, that have stopped supporting the house. Often the original company is gone, and so is its warranty.

A large share of North Richland Hills housing has been repaired at least once. Some older repairs used pilings that weren't driven deep enough to reach stable strata. Tarrant County's clay can be shallow or deep before hitting limestone or shale. Other repairs ignored drainage and moisture control, so the soil kept moving around the piers. Many of the companies that installed them have since closed.

• New cracks near previously repaired areas
• Sticking doors returning after repair
• Visible old pier caps or patched slab edges
• Gaps under trim that had been closed
• Seller disclosures noting past repair
• TREC inspection flagging movement again

This is common in resale homes along the Iron Horse area and Mid-Cities Boulevard. It usually comes up during home sales, when buyers' inspectors spot signs of earlier piering.

Our fix: We evaluate the existing piers and elevations, then add or replace piers where needed. We also correct the drainage and document everything for buyers and lenders.