Hump In Concrete Basement Floor

Details on the hump.

Hump in concrete basement floor.

The cause of the damage can vary based on the type of basement you have and what floor material you use. 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. Its about centered in 1100 sqft basement. Our concrete floor has a hump in the middle what would be the best way to remove it.

I think ill grind out and chip with hammer vs floor leveler. The hump is about an 1 1 2 taller than the rest of the floor sort of cantaloupe size in circumference. 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. In middle of basement i have a 1 8 to max 3 16 variance with level floor running inline for 12.

If the flooring is linoleum. Installing new flooring and there is a very noticeable hump in the concrete. But this direct installation will result in a floor that s cold underfoot. It can be felt underneath the laminate and causing the laminate to rise and bounce nearby.

Floor leveler is more pot hole type i think. 502 views answer requested by. The location of the hump is sort of in the middle of the basement 6 feet from the exterior wall. When a floor joist or joists are too long and extend past the center beam they can cause a hump in the floor.

Giant hump with crack on concrete basement floor. First and foremost i apologize for the long post. Preston s feb 28 17 at 21 48. Some causes have easy fixes such as replacing certain parts of the flooring.

A wood floor joist will deflect or sag near the center of the joist under the weight. If you notice humps bumps ridges or bulges in your basement floor these could be signs of serious damage beneath the surface. 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. 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.