Mud-Jackingis a three step process to level sunken slabs.The first step is to drill multiple 1.5 inch holes through the sunken concrete.The second step is to fill the voids below the sunken concrete with material that will cause the sunken concrete to level off.The final step is to patch the holes in the concrete.
Benefits of Mud-Jacking vs Replacement:
1/3 to 1/2 the cost of replacement.
Eliminates tripping hazards and drainage problems.
No color change in concrete (old and new)
Absolutely no damage to your landscape.
Work completed in hours, not days.
Concrete available for immediate use, after completion.
Mud-Jacking is typically half the cost of replacing cement slabs.