
Murphy Concrete Lifting
Foundation Void Filling in Murphy, TX
Foundation void filling in Murphy, TX stabilizes soil under slabs before they sink further. Free estimates, no permit typically needed.
- 15+ Years local experience
- 500+ Projects completed
- Licensed & Insured
Serving Murphy and nearby communities.
How do you know if there's an empty pocket under your slab before it actually sinks? A hollow sound when you tap the concrete is usually the first clue.
Foundation void filling stabilizes soil under a slab before it drops. This isn't the same as lifting a slab that's already sunk. It's catching the problem before it becomes visible. Murphy Concrete Lifting handles both, but void filling is the preventive version.
What's included
What's Included
- Void detection using sound and probe testing
- Foam injection to fill the empty space under the slab
- No slab movement required for this service
- Port sealing once the void is filled
Want a clearer scope?
Get a Free EstimateHow it works
How Our Foundation Void Filling Process Works
Step 1Detection
Tap and probe to locate hollow spots.
Step 2Port drilling
Small hole over the suspected void.
Step 3Foam injection
Fill the empty space completely.
Step 4Verification
Recheck for hollow sound after injection.
FAQs
Foundation Void Filling FAQs
How do I know if it's fill dirt settling or an actual foundation problem?
A hollow sound under the slab with no visible cracking usually means fill soil washed out or under-compacted. Wall cracks or sticking doors point more toward foundation movement. Void filling addresses the first case.
What's the difference between void filling, slab lifting, and foundation repair?
Void filling stabilizes soil that hasn't caused a visible drop yet. Slab lifting raises concrete that's already sunk. Foundation repair uses piers on the house structure itself. Three different jobs, three different price points.
Does foundation void filling need a permit in Murphy or Collin County?
Injecting foam to fill a soil void under an existing slab typically doesn't need a permit. Always verify with the city if you're unsure.
How much does void filling cost?
Priced by the estimated void size found during inspection, usually less than a full lift job.
When to call
When to Call for Foundation Void Filling
Call +1 (361) 256-5911 or request a free estimate. Catching a void early usually costs less than waiting for it to become a drop.
- Hollow sound when tapping the slab in one spot
- Small settling that hasn't become a visible dip yet
- A neighbor's slab settled and you want to check yours before it does the same
Seeing warning signs?
Get a Free EstimateBefore & after
Before and After Foundation Void Filling

Before 
After
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