Hump In Concrete Basement Floor

If your concrete floor slab has a hump it could be that there is heave and the slab is not reinforced.

Hump in concrete basement floor. Giant hump with crack on concrete basement floor. When a floor joist or joists are too long and extend past the center beam they can cause a hump in the floor. In middle of basement i have a 1 8 to max 3 16 variance with level floor running inline for 12. Werkmaster concrete grinders and scabbler tooling quickly remove high spots from concrete floors reducing the amount of self leveling compound required to re.

It can be felt underneath the laminate and causing the laminate to rise and bounce nearby. Preston s feb 28 17 at 21 48. If the flooring is linoleum. But this direct installation will result in a floor that s cold underfoot.

If the hump in the floor feels spongy or gives underfoot when you walk on it the most likely cause of the problem is underlayment that has come loose from the subfloor. I imagine the only solution is to hammer it down below level with a handheld jack hammer or air hammer and then fill it in flat with some type of portland cement. So tear the entire slab up and re level and compact the base with sand and cast a 4 or 6 inch slab with 1 2 inch bars at 12 inch centers both ways and put a light mesh i 2 inch from the top of the slab. Details on the hump.

Many basement flooring materials like paint epoxy tile and rubber flooring for example can go down directly over the basement s original poured concrete floor as long as the concrete is in good condition. Installing new flooring and there is a very noticeable hump in the concrete. 502 views answer requested by. A wood floor joist will deflect or sag near the center of the joist under the weight.

Some causes have easy fixes such as replacing certain parts of the flooring. The hump is about an 1 1 2 taller than the rest of the floor sort of cantaloupe size in circumference. First and foremost i apologize for the long post. Its about centered in 1100 sqft basement.

The location of the hump is sort of in the middle of the basement 6 feet from the exterior wall. The cause of the damage can vary based on the type of basement you have and what floor material you use. Floor leveler is more pot hole type i think. I think ill grind out and chip with hammer vs floor leveler.