More times than not it ll be less than that.
How to fix garage floor that is raising.
Snap a chalk line parallel to the garage door.
Measure the distance from the garage ceiling to desired final floor level at each corner of the garage and make a pencil mark on the wall.
I need to raise the floor about 2 feet.
Drive stakes into the garage floor or tack them to the foundation wall at the inside corners of the east wall and stretch a leveling string between them so that you ll know how high to lift.
Use a concrete degreaser to remove any oil spills.
Give some thought to termite treatment if you are going to use this method.
This framing also allows you to lay down insulation and any electrical circuits that you may need for the converted space.
Clean out any cracks with a wire brush and remove loose concrete chips by chipping away the loose concrete with a cold chisel and hammer.
Lay out a row of your paving bricks starting against the garage floor slab to position the chalk line at a full brick.
Install a geotextile membrane.
Thick along the chalk line.
For a garage the damage depth is most probably less than inches for spalling and inches for pitting.
Make sure it s out far enough to include all the settled asphalt.
In fact for some interior floors it s just a matter of pouring leveling compound out and letting it find its own level.
I want the new space to be at same level as the existing main house floor.
Restore a pitted concrete garage floor with an easy to apply resurfacing product.
Set up a drain for the garage.
Cut through the asphalt it s usually 2 to 3 in.
It ll make the floor look fresh and new again at a modest price.
My plan is to run a 2x12 stringer around the entire perimeter of the garage and to then run joists across the span.
Put in place a vapor barrier.
As far as filling in the space cutting tapered 4x6s seems like a lot of trouble especially if you have to shim them up again in the future.
Use a chalk line to snap a straight horizontal line connecting these marks on each wall.
Prepping the concrete for repair.
These lines establish a floor plane that will be the basis for building the floor support structure.
Clear the garage floor of everything and then clean the floor thoroughly.
Leveling compound is the classic and the easiest to fix a floor that is uneven.
A framed wooden floor is another very simple way how to raise garage floor for living space.
Fill in the area with gravel 3 4 and compact it.
Even for the most novice diy users we can confidently say that following our guide will make you repair that concrete garage floor entrance in no time.