The eli15 answer is that concrete is repaired by excising the damage and replacing what was removed. If you're really interested check out Sikas brochures.0 if

The eli15 answer is that concrete is repaired by excising the damage and replacing what was removed. If you're really interested check out Sikas brochures.0 if you prefer video form I found this [1] that seems to cover a good variety of applications and can probably be comfortably watched at 2x speed. Maintaining concrete is a matter of having routine structural inspectors come out to poke and prod the concrete. Worn traffic areas get patches and sealants. Areas with a lot of runoff get seals to direct water in ideal ways. Etc. 0. https://www.sika.com/en/construction/structural-strengthening.html https://www.sika.com/en/construction/structural-strengthenin... 1. https://youtu.be/c0Pj5Qdy9IU https://youtu.be/c0Pj5Qdy9IU