If an engineer found no structural issues you may be able to level the floor by applying a cement based self leveling floor product such as henry level.
How to level a floor with sleepers.
Slide the shim under the sleepers until the air bubble is in the center of the level.
You will have to make sure your joists can handle the addition of considerably more weight from the plywood subfloor and any floor coverings.
During a remodel or a garage conversion it s standard practice to level a sloping floor before installing new floor covering.
In this vid we look at the batte.
After making sure that the floor is level use cedar shims to level the sleepers.
Lay a 4 foot level across the sleepers to make sure they lie on the same plane.
To level a floor start by removing the existing flooring.
Insert cedar shims to raise the sleepers at low spots.
Then mix leveling compound according to the instructions on the package in a large bucket.
Yyyyeeeehaaawww we have just hit over 100 000 views on this vid.
So happy its been of use to soooo many folks out there.
Work your way outward from the interior of the room.
Please read before you ask why i didn t just fix the foundation beams or joists.
Repeat the process across the entire floor to level all remaining sleeper joists.
Once the compound reaches a creamy consistency pour a thin layer into the sunken sections then smooth out inconsistencies with a hand trowel.
A plywood subfloor will bridge any minor waves in the existing floor and leveling compound would help too.
There was a brick chimney estimated to weigh about 2200 pounds that was si.
On the top side of the floor another fix it idea to lay down new hardwood over the existing floor.
Fasten the sleepers through the shims with powder actuated fasteners.