Open the garage door and clear out everything so the floor is bare.
How to fix garage concrete floor.
How to fix a spalling garage concrete floor 1.
Sand the surface smooth or lightly grind it with a hand grinder for a neat appearance.
Put on a pair of gumboots and use a specialized concrete vibrating pressure washer to remove any remaining spalled.
Remove any broken or loose concrete.
Concrete spalling repair procedures using epoxy step 1.
Test for and remove weakened adjacent areas.
This can be done with a hammer and chisel.
It s important to immediately.
Make a mark 1 4 in.
Use it as a depth gauge to locate pits and craters.
For a garage the damage depth is most probably less than inches for.
Step 3.
Hairline cracks can be done without the sand.
Hose the floor down and inspect the surface carefully.
Clean and prepare the surface to be repaired.
Before fixing the problem though check for serious moisture or structural issues that would require professional help to fix.
Remove the loose.
Find the deep pits.
Wide cracks can first be filled partially with the sand then start with step 2.
Mix portland cement with clean water to the consistency of regular paint.
Don t forget this step.
And patch the area with an epoxy based topping.
From the tip of a pencil.
Prepping the concrete for repair.
Clean the slab and fill deep holes and cracks start with a clean floor.
Scrub with a concrete degreaser and a stiff brush then follow up with a pressure washer.