Rip a 2x4 drill 1 holes at 15 degrees every 1.
How to build level shelves when the floor is sloped.
I had to build a soffit.
The floor and ceiling sloped 3 in 12 ft i swear i m not exaggerating.
You can shim the joists with composite shims or cut the joists to slope.
Another option is to cut your sleepers or floor supports at the same angle as the concrete slope you do this by resting the sleeper on the concrete at the high side and shimming the low side until the sleeper is level then you scribe with compass or marking jig the floor slope to the sleeper.
In total i only spent around 100 for all of the materials and was able to put it together in an afternoon.
Then to make it presentable i applied wood grain peel and press floor tiles to the top of the platform and around the edges.
Attach the board which serves as the floor plate with 16d nails two per floor joist evenly spaced.
Step 2 place a thin angled item under the short leg or side of the furniture.
For example if you are trying to level a chair on a sloped floor slip a book of matches or a wooden shim under the leg that isn t reaching the ground.
Now slide the small piece of material along all the lower edges of the bookcase as it sits on the floor.
Cut some 1 pipe to fit the holes.
Use a chalk line on the floor to indicate wall placement and cut a 2 by 4 to fit.
If it is then position the cabinets in place snug against the wall.
I recently installed cabinets in the crookedest house i have ever worked in 30 years.
The most inexpensive route would be to attach gc ground contact treated strapping to the floor to act as joists and install a plywood subfloor over the top of it.
If not then you will have to shim either the front or the back of the cabinet box depending on the tilt of the wall.
In each position draw a line onto the sides and front kick pieces of the shelves.
I did it level and it looked ridiculous.
You would use an item that is 1 2 inch thick or set a scribing tool to 1 2 inch.
Such a subfloor can be shimmed to be level and dricore even sells a leveling kit.
It was not practical or desired by the homeowner to try and straighten things up.
Adjust the legs to level the furniture against the floor.
Build a regular platform 8 x8 rent or buy an 8 level or use something straight that is 8 lay it across the slope raise one end until it perfectly level i put sheets of paper under one end to fine tune it.
Sock them into the studs.
Build your floor level and shim between it and the concrete to account for the slope.
Once i finished building it i used some shims to level the platform.