Concrete planning guide

Concrete Repair or Replacement in St. Louis

The useful question is not “Can this crack be filled?” but “Why did the concrete move or deteriorate, and will the proposed repair address that cause?”

Reviewed and updated September 8, 2026

Start with the failure pattern

  • Stable narrow crack: may need sealing or monitoring.
  • Uneven panels: may involve settlement, heave, roots, washout, or base failure.
  • Flaking or scaling: can relate to surface durability, finishing, moisture, salts, or freeze-thaw exposure.
  • Ponding: may require elevation or drainage correction, not only patching.

Common repair categories

Crack sealing, patching, grinding, slab lifting, overlays, resurfacing, partial panel replacement, and full replacement solve different problems. Ask how long the proposed repair is expected to remain serviceable and how the appearance will differ from adjacent concrete.

When replacement becomes more likely

Widespread cracking, significant differential movement, repeated prior repairs, inadequate slope, severe surface loss, or the need to change layout can make replacement more sensible. An independent assessment should distinguish cosmetic expectations from structural or drainage needs.

Frequently asked questions

Will a concrete patch match?

Exact color and texture matching is difficult because new materials weather differently from existing concrete. Ask for realistic appearance expectations.

Does slab lifting fix the cause?

Lifting can correct elevation in suitable slabs, but water, voids, drainage, roots, or soil movement may also need attention.

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