Quality Foundation Repair Austin installing adjustable steel piers for crawl space isolated pier and beam foundation leveling
Problem Sign

Cracks in Floor Tiles and Grout

Movement in the foundation often causes tiles and grout to crack, indicating that the structure is experiencing settlement or shifting.

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What this symptom means

Cracks in Floor Tiles and Grout: Diagnosed and Explained

In Central Texas, the cause is usually one of two things: expansive Blackland clay swelling and shrinking under the home with every wet-dry cycle, or the moisture and drainage conditions that come with it. The specific pattern and location of what you're seeing is what tells us which one it is.

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Signs the Problem Is More Than Cosmetic

Cracks in Floor Tiles and Grout at a Quality Foundation Repair Austin inspection
01

A Crack Running Through Tile and the Grout Line Together

A crack that crosses both materials together points to the slab beneath, not the tile installation.

02

Tiles That Feel Slightly Hollow or Loose Underfoot

A hollow sound when tapped can indicate the tile has separated from the slab below.

03

Cracking That Follows a Straight Line Across Multiple Tiles

A long, continuous line across several tiles is a stronger signal than one isolated cracked tile.

Root causes

What Causes This Problem?

Not every instance is foundation-related, but in Central Texas, it usually is. Here's what we rule in or out on inspection.

Slab Settlement

As the slab beneath the tile settles unevenly, the rigid tile surface cracks along the line of movement.

Expansive Clay Soil

Soil movement under the slab is the most common driver of this kind of settlement locally.

Improper Original Tile Installation

Tile set without adequate expansion allowance can crack on its own; an inspection helps rule out foundation movement.
Cracks in Floor Tiles and Grout at a Quality Foundation Repair Austin inspection
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Regional context

Central Texas Clay Behind Cracks in Floor Tiles and Grout

Austin's expansive Blackland clay shrinks in dry summers and swells after rain, cycling in volume with every wet and dry season. Homes built on this clay can experience ongoing movement as the soil expands and contracts. Where that movement shows up depends on the home and foundation type.

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Wet season
Clay swells and lifts the slab edge
Drought
Clay shrinks and the slab settles
What we do about it
Steel push piers made in house for slabs. Adjust-A-Piers for pier and beam, adjustable later if the ground moves again.
"It's the diagonal cracks in the brick and the mortar stair steps that really say that there's a serious foundation issue."
Why QFR

Why Choose Quality Foundation Repair Austin

4.9★
Star rating, 616 Google reviews
Central Texas homeowners
Crews
Our own team installs every pier
Accountable from start to finish
Written
Warranty coverage for qualifying pier repairs
See warranty terms
Free
Inspection at your home, no obligation
Written estimate provided

Frequently Asked Questions

Foundation settlement moving the slab or subfloor beneath the tile.

Where we work

Areas We Serve

Proudly serving homeowners across Central Texas.

Service Areas (all 54 cities)
How we work

What to Expect

Step 01

Free Inspection

A specialist from our own crew visits your home, evaluates the foundation, and explains what we find. Free for homeowners, no obligation.

Step 02

Written Estimate

You get a clear written plan with the repair that fits the problem, explained before any work begins.

Step 03

Repair to Maximum Practical Level

Steel push piers or Adjust-A-Piers are installed, the foundation is stabilized to its maximum practical level, and the warranty that applies to your job is stated in writing on the estimate.

Our reputation

4.9 Across 616 Reviews

Central Texas homeowners rate us on Google. Here's what backs that rating up.

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Tell us what you're seeing. An Austin specialist will reach out to schedule your on-site inspection.

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  • Clear written plan and upfront price
  • Insured, with a written warranty on pier repairs
Prefer to talk? (737) 260-7340

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Where To Find Us

Three Locations Across Central Texas

Proudly serving Austin and the surrounding region with foundation repair and house leveling.

Austin, TX HQ
Quality Foundation Repair Austin - House Leveling Specialists
8240 Georgian Dr, Austin, TX 78753
(737) 260-7340 View on Google Maps
Round Rock, TX
Quality Foundation Repair Austin - House Leveling Specialists
551 S I-35 Frontage Rd, Round Rock, TX 78664
(512) 601-8329 View on Google Maps
San Antonio, TX
Quality Foundation Repair
2186 Jackson Keller Rd Suite 2130, San Antonio, TX 78213
(210) 888-0118 View on Google Maps