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Serving Hacienda Heights, CA and surrounding areas. (626) 778-2276
Sticking doors, uneven floors, or a slab that has been sinking for years? We lift sunken concrete slabs back to level - usually in a single day.
Sticking doors, uneven floors, or a slab that has been sinking for years? We lift sunken concrete slabs back to level - usually in a single day.
Foundation raising in Hacienda Heights lifts a sunken or uneven concrete slab back to its original level position by filling the void underneath - most residential jobs are completed in a single day, with some smaller repairs wrapping up in just a few hours.
If you have noticed sticking doors, floors that feel off underfoot, or cracks spreading from door corners, the slab under your home has likely moved. In Hacienda Heights, the cause is almost always the same: the clay-heavy soils in the Puente Hills area expand every wet winter and shrink back every dry summer, and that cycle pushes on your slab from below for decades. Foundation raising stops the visible symptoms and addresses the void, rather than patching over it.
If the damage is more advanced, a full concrete cutting and replacement may be a better long-term option - we will tell you honestly which approach fits your situation after we see the slab in person.
When a slab shifts, door and window frames shift with it - even a small movement can make a door that used to swing freely start catching on the frame. If you notice this in late fall or after a stretch of heavy rain, it often means the soil under your slab has moved. This is a common pattern in Hacienda Heights homes after the first significant winter rains.
Diagonal cracks starting at the corners of door or window openings are a classic sign of uneven foundation settlement. These are not just cosmetic - they mean one part of your slab has dropped relative to another. If you see these cracks widening over time, especially after a dry summer, that is a signal worth having a professional look at.
You can often feel this in socks on a hard floor without needing a level. If one section of your living room or garage floor feels noticeably lower than the rest, or if furniture rocks when it did not used to, the slab beneath may have settled. In homes built in the 1950s and 1960s, which are common throughout Hacienda Heights, gradual settling is not unusual.
If water collects against your home's exterior after winter rains rather than draining away, that is a warning sign. Standing water near the foundation erodes the soil underneath over time, creating voids that allow the slab to drop. Given the seasonal rain patterns in Hacienda Heights, this is worth watching for every winter.
We lift sunken residential slabs throughout Hacienda Heights and the surrounding San Gabriel Valley using two proven methods: mudjacking and polyurethane foam injection. Every job starts with a free on-site assessment where we measure the drop, check drainage patterns, and look at the soil conditions before recommending an approach. We cover the full process - assessment, any required Los Angeles County permits, the lift itself, hole patching, and a written follow-up plan. If the assessment shows the slab is too damaged to raise cleanly, we will tell you that rather than take your money for a repair that will not hold. Homeowners whose slabs have moved significantly sometimes also need a slab foundation rebuild rather than a lift - we can scope both options and give you a clear comparison.
Foundation raising is not always a permanent fix on its own, especially on Hacienda Heights hillside lots where lateral soil movement is ongoing. When the assessment shows drainage is contributing to the problem, we discuss drainage corrections as part of the overall plan. For homes where the issue extends to the footings or load-bearing elements, we can refer to our concrete footings work to address the underlying structural problem before doing the lift.
Best suited for larger slab areas where the lower cost per square foot makes a real difference and cure time is not a concern.
Right for homeowners who need fast cure times, minimal holes, and a lightweight lifting solution for the soil conditions on their lot.
The choice when standing water near the foundation is contributing to the soil erosion causing the slab to settle.
For slabs that are too cracked or broken to raise cleanly - we give you an honest recommendation rather than a repair that will not last.
Hacienda Heights was built out primarily in the 1950s through 1970s, and many of those homes were poured over soil that was not compacted to the standards used today. After 50 to 70 years of Southern California wet winters and dry summers, the clay soils underneath have gone through hundreds of shrink-and-swell cycles - and the slabs have gone with them. It is not unusual for a home in this neighborhood to show the signs of settlement at the same age its roof needs replacing. Foundation raising is one of the least disruptive fixes available, and for slabs that are structurally intact but simply settled, it is often the right call.
We work throughout Hacienda Heights, including the hillside neighborhoods near the Puente Hills where sloped lots add complexity to drainage and soil movement. We also regularly serve homeowners in nearby Rowland Heights and Diamond Bar, where the same Puente Hills clay soil conditions create the same patterns of settlement. For homeowners who want to understand the soil hazard background in this area, the California Geological Survey publishes detailed maps of expansive soil zones throughout Los Angeles County.
We respond within one business day. We ask what you are seeing and where in the house it is happening, then schedule an on-site visit. You do not need to prepare anything - just be available to walk us through what you have noticed.
We walk the area, check the slab from above and below if accessible, and use a level to measure how much it has dropped. At the end of the visit you receive a written estimate covering the method, the scope of the lift, and any permit costs.
If a Los Angeles County permit is required for your job, we handle that paperwork for you. Before the crew arrives, you will need to clear the area - move cars, patio furniture, or anything stored nearby. This prep typically takes less than 30 minutes.
The crew drills small holes, pumps the lifting material, monitors the rise until the slab is level, then patches the holes and cleans up. The actual lifting often takes less than an hour. We give you written curing instructions and a follow-up contact before we leave.
We come to your property, assess the slab in person, and give you a written estimate - no pressure, no obligation.
(626) 778-2276Hacienda Heights falls under Los Angeles County jurisdiction, and some foundation work requires a county permit. We know the Building and Safety Division process and handle permit paperwork on your behalf. Your repair is documented and inspected - no guessing about whether the work is legal.
The Puente Hills area sits on expansive clay soils that swell and shrink every wet season. We assess soil conditions and drainage before we recommend a method - because lifting a slab without understanding why it moved in the first place is the most common reason repairs fail within a few years.
Most foundation raising jobs in Hacienda Heights are complete in a single day. We do not leave your property mid-project or require you to arrange multiple visits. If your job is more complex, we tell you upfront - not after work has started.
We hold a California C-8 Concrete Contractor License, verifiable through the California Contractors State License Board. We carry general liability and workers compensation on every job. You can verify our license at cslb.ca.gov before you decide anything.
Foundation raising is one of those repairs where the right diagnosis matters as much as the repair itself. We have worked on slabs throughout Hacienda Heights and the Puente Hills area long enough to know the soil patterns here - and to tell you honestly when raising is the right fix and when it is not.
To verify any contractor's California license before hiring, visit the California Contractors State License Board . For permit requirements specific to Hacienda Heights, the Los Angeles County Building and Safety Division is the official source.
When a slab is too damaged to raise, precise cutting removes the affected section cleanly so repairs can be made properly.
Learn moreFor foundations that have settled beyond what lifting can fix, a new slab gives the home a solid, level base built to current standards.
Learn moreCall Hacienda Heights Concrete Company today - most jobs are completed in a single day, and the sooner you address a settling slab, the less it costs to fix.