Spalling repair shouldn't be just cosmetic, on the grounds that delamination can reveal rebar and decrease phase means

https://blogfreely.net/solenadlum/why-concrete-repair-should-be-part-of-regular-building-maintenance

Spalling fix isn't always simply cosmetic, for the reason that delamination can disclose rebar and reduce section means. Restoring the entire device of safety is necessary.