Minimum Basement Floor Thickness

And if you need to level the floor first that s a major project on its own.

Minimum basement floor thickness.

Minimum thickness of walls 4 1 bearing walls. Look for a minimum basement floor thickness of at least 3 5 inches 8 9 cm. Osb o 1 grade and. The average thickness for a basement floor should be 4.

4 2 exterior basement wall and foundation wall. Ubc recommends minimum thickness of bearing wall to 1 25 supported height or length whichever is shorter or not less than 102mm. Not sure where you are building but according to the residential code of nys table r503 1 minimum thickness of lumber floor sheathing for 16 joist spacing requires a net min thickness of 5 8. In general poured concrete basement walls that are 8 feet tall or less and have no more than 7 feet of soil pressing against them from the outside function well at a thickness of 8 inches.

Ubc specified minimum thickness of exterior basement wall and foundation wall to be 191mm. When a taller wall or a higher level of soil or both come into play the thickness should increase to 10 inches. Maximum spacing of supports mm. If you have any load bearing walls columns or a chimney these areas should have footings already in place before the floor is poured.

It s not advisable to install most hardwood flooring in basements due to the moisture conditions. Plywood and osb o 2 grade. Laminate floors with a thickness of 12 mm to 15 mm feel more like hardwood floors than thinner laminates. 4 5 4 1 minimum number of slab thickness samples when taken shall be four 4 for each 5 000.

If not then thicken those areas to whatever the code is in your area and pour them along with the floor add a mat of rebar in the load bearing areas for added strength. Open guards shall have intermediate vertical balusters spaced less than 4 apart. It can however help prevent the laminate from warping and having other problems.