Heavy machinery ruins standard slabs. We recommend PU concrete for heavy-duty...

https://wiki-wire.win/index.php/Can_PU_Concrete_Be_Installed_Over_Green_Concrete%3F_The_Reality_of_Moisture_Tolerance

Heavy machinery ruins standard slabs. We recommend PU concrete for heavy-duty zones because it handles vibration and impact well. Aim for a PTV of 36+ to keep the team safe. Budget £45-£80 per sqm for a floor that lasts. Stop patching and fix it once.