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Concrete Leveling in progress at a Baton Rouge home

Concrete Leveling in Baton Rouge

Raising sunken patios, walks and garage slabs with mudjacking or polyurethane foam — a fraction of the cost of tear-out. Typical range: $4–$25 per sq ft.

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  • Written per-piling price
  • Same-day callback

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Foundation Repair Baton Rouge is a foundation repair company with 20 years of industry experience, serving Baton Rouge and the Capital Region, and concrete leveling is how we fix sunken patios, sidewalks, pool decks, porches and garage floors without tearing them out. When the soil under a slab washes out or compresses, the panel drops, tilts toward the house and creates a trip edge. Instead of demolition, we pump material under it and float it back up.

Concrete leveling costs about $4–$9 per square foot for mudjacking and $8–$25 per square foot for polyurethane foam, with minimum charges around $300–$700. A 150 sq ft patio is typically $600–$1,400; for driveways see driveway leveling.

What we do on the first visit

We measure how far each panel has dropped, look at the joints and edges to see where the base is washing out, and check where the downspouts and yard drainage go. Most sunken flatwork in Baton Rouge has a water story: a downspout at the corner of the patio, a sprinkler head, or a yard that drains toward the slab. You get a written price per square foot and a recommendation for mudjacking or foam with the reasons.

Mudjacking vs polyurethane foam

Mudjacking pumps a cement-based slurry through 1–2 inch holes. It’s the lower-cost option and fills large voids well, but the material is heavy — roughly 100 pounds per cubic foot — which adds load to already-soft soil. Polyurethane foam goes in through 5/8 inch holes, expands to fill voids, weighs a few pounds per cubic foot and cures in about 15 minutes, so you can use the surface almost right away. On Baton Rouge’s wet clay, lighter foam is often the better long-term choice; on a big void under a low-traffic walk, mudjacking can be the better value. The full comparison covers both.

When concrete leveling is the wrong fix

Concrete leveling is for flatwork. A settling house slab carries the weight of the house and needs pressed pilings driven to firm soil. We also won’t lift a panel that is broken into pieces or badly spalled — at that point replacement is better value, and we’ll tell you so.

Keeping it level

The lift only lasts if the water that washed out the base is redirected. After leveling, we seal the joints so rain can’t get under the slab, and we note any downspout or grading issue in writing. Often a buried downspout line is part of the fix — see foundation drainage.

What's included

  • Measurement of drop at each panel
  • Recommendation of mudjacking or foam, with reasons
  • Written per-square-foot price
  • Injection holes drilled at planned points
  • Controlled lift monitored as it rises
  • Holes patched to match
  • Joints and cracks sealed
  • Drainage cause noted so it doesn't sink again

Sunken concrete options compared

DIY / patch itCheapest crewDone properly
Cost$0 now, trip hazard laterVaries$4–$25 per sq ft
DowntimeDays of demo and curingUsable same day (foam) or next day
WasteOld concrete hauled offNone
Fixes the causeNoOnly if base is rebuiltVoid filled; drainage noted

The process

How concrete leveling works, step by step

  1. 1

    Measure

    We measure how far each panel dropped and check what's washing out underneath.

  2. 2

    Choose the material

    Cement slurry for large voids and budget; polyurethane foam for lighter weight and smaller holes.

  3. 3

    Lift

    Material is pumped through small holes and the slab rises while we watch the line.

  4. 4

    Patch and seal

    Holes are patched and joints sealed so water can't wash the base out again.

What the work looks like

Illustrative photos of the methods described on this page.

Sunken concrete patio panel pulling away from a Baton Rouge home
Sunken concrete patio panel pulling away from a Baton Rouge home
Drilling injection holes in a sunken sidewalk before concrete lifting
Drilling injection holes in a sunken sidewalk before concrete lifting
Polyurethane foam being injected under a concrete slab to lift it
Polyurethane foam being injected under a concrete slab to lift it
Leveled concrete patio with patched injection holes and sealed joints
Leveled concrete patio with patched injection holes and sealed joints
Call us to schedule a free concrete leveling estimate Free laser survey. Written plan with unit prices. (225) 635-8757

Concrete Leveling FAQ

Mudjacking or foam — which is better?

Both work. Mudjacking uses a cement-based slurry, costs about $4–$9 per square foot and fills big voids well. Polyurethane foam costs about $8–$25 per square foot, weighs far less, uses smaller holes and cures in minutes. For heavy, wet clay, lighter foam puts less new load on the soil.

Can you level my house slab with mudjacking?

No. Mudjacking and foam are for flatwork like patios, walks, pool decks and garage floors. A settling house slab needs pressed pilings that reach firm soil — see slab foundation repair.

How long does leveled concrete last?

If the cause of the sinking — usually water washing out the base — is addressed, lifted concrete can last many years. If a downspout keeps dumping at the same spot, it will sink again.

Is there a minimum charge?

Most concrete leveling companies have a minimum of about $300–$700, so small single-panel jobs cost more per square foot.

Is the foundation evaluation really free?

Yes. The on-site evaluation, laser elevation survey and written plan cost nothing and carry no obligation. If the numbers say your house is within normal tolerance, we tell you that and leave the readings with you. An independent engineer's report, when a lender or buyer requires one, is billed by the engineer — typically $500–$2,000.

Book a free concrete leveling evaluation

Start with clear answers from an experienced team. Tell us what you are seeing, and we will call back the same business day to arrange your free evaluation.

Step 1 of 2 — the problem

Faster by phone: (225) 635-8757

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