Slab Crack
The slab had significant cracking.
Slab Stitch Installation
The slab stitches are inserted into the slots and the crack is then filled with polyurea which binds the concrete together.
More Slab Stitching
Slab Stitching is way cheaper than replacing the entire slab.
Preparation for slab stitch installation
Slots are saw cut into the existing cracks.