Concrete Raising & Leveling
Sidewalk Repair, Lifting and Leveling
Sidewalk Repair through Concrete Raising & Re-Leveling
1-866-SLABJACK is known for affordable, budget friendly sidewalk concrete repair that involve raising and re-leveling. Sunken cement sidewalks or roots pushing slabs up is our speciality to raise and repair through mudjacking or poly level type raising. We repair and relevel city sidewalks often in Seattle, Tacoma and many main street areas such as Bellingham, Kent, Bellevue and Everett . Slabjacking corrects a wide range of sidewalk repairs, that involve pedestrian walkway hazards, quickly and neatly while removing safety and liability issues permanently.
We repair sidewalks that are older or brand new to raise them and level them through a process called mudjacking or poly level / polyurethane lifting. Both achieve the same results but polyurethane material is lighter and resists water movement under the cement slab. If utilities are present under the sidewalks or the water table is causing the settling, the lighter polyurethane is the best application to repair. Contact us and we are happy to provide a free assessment and recommend the very best material for your sidewalk repair project.

Why Sidewalks Sink and Become Uneven
Concrete sidewalks settle for many of the same reasons as driveways and patios — but they're often more vulnerable due to their narrow width, shallow base, and proximity to trees and landscaping. In the Pacific Northwest, common causes of sidewalk settling and lifting include tree roots growing beneath the slab, erosion from heavy rainfall washing out the soil base, poor original soil compaction, and freeze-thaw cycles that shift the ground beneath the concrete. Whatever the cause, an uneven sidewalk creates a serious trip hazard and a liability concern for homeowners, businesses, HOAs, and municipalities alike.
Sidewalk Trip Hazard & Liability Repair
Uneven sidewalks aren't just an eyesore — they're one of the most common causes of pedestrian slip-and-fall claims for homeowners, businesses, and property managers. Many cities, including Seattle, Tacoma, and Bellevue, hold property owners responsible for maintaining the public sidewalk in front of their property, meaning a sunken or lifted slab can become a costly liability if left unaddressed. Slabjacking and polyurethane concrete raising correct these height differentials quickly, often within a single visit, restoring ADA-friendly, flush surfaces and removing the tripping hazard before it leads to an injury claim or a city repair notice.
Sidewalk Lifting FAQs
How long does sidewalk repair take?
Most sidewalk lifting and leveling projects are completed in just a few hours, with minimal cleanup and no lengthy curing time before the walkway can be used again.
Will my sidewalk match after the repair?
Yes. Because slabjacking and polyurethane lifting raise your existing concrete rather than replacing it, the color, texture, and aggregate remain consistent — there's no new slab to blend in.
Is sidewalk lifting permanent?
Polyurethane lifting provides a long-lasting, durable repair. Because the material is lightweight and resistant to water erosion, it helps prevent the same settling issues from recurring under the slab.
Do you repair sidewalks for HOAs and property managers?
Yes, we regularly work with HOAs, property management companies, and commercial property owners throughout the Seattle, Bellevue, and Tacoma areas to address multiple sidewalk panels and walkways in a single project.
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