“To understand the magnitude of the problem, you need to clean up the cracks and find out how deep the cracked slab is https://www.pomwaterproofing.ca/inte.../crack-repair/ . Hopefully these are just superficial cracks that can be easily repaired with cement mortar. In any case, there is reinforcement in the slab that stiffens the slab, so it’s not premature to be scared necessary.

My concrete floor cracked, it was poured a long time ago, the house is already 7 years old. What to do?