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How to repair concrete floors in blast chillers & FREEZERS

CONCRETE REPAIR METHODS FOR COLD AND SUB-ZERO TEMPERATURES

For repairs to concrete slabs and floors in refridgerated warehouses, cold stores, industrial freezers and blast chiller facilities at temperatures down to -25 degrees C

Damage to a concrete floor slab in a freezer store

METHOD

Saw cut around the perimeter of the damaged area where possible.
Remove the defective concrete taking care not to damage the insulating layer. Replace insulation where necessary.
Place reinforcing mesh in excavated area leaving a space of 50mm below it.
Mix and compact the repair concrete.
Finish off level with the traffic surface.
When initially set cover with an insulating sheet or frost blanket.

DIAGRAM: Instructions, tips & tricks for repairing a damaged concrete floor slab in freezing conditions