Saw cut deteriating and spalled concrete to expose the reinforcing and post tension cables
After exposing the reinforcing, depending on how deteriated it is it will need to be cleaned and treated or replaced if not caught on time.
The key to successful concrete patch is like most anything else. Preparation, preparation, preparation.
One of the other key factors in patching concrete is selecting the correct patching material for the specific application.
Once concrete patching has had time to fully cure, there are multiple products including concrete sealaers and coatings to help protect it from future water penetration.
The use of correct preparation, materials, and craftsmen will prolong your concrete patching for many years