Hump In Concrete Basement Floor

The location of the hump is sort of in the middle of the basement 6 feet from the exterior wall.

Hump in concrete basement floor.

The hump is about an 1 1 2 taller than the rest of the floor sort of cantaloupe size in circumference. Giant hump with crack on concrete basement floor. 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. If your concrete floor slab has a hump it could be that there is heave and the slab is not reinforced.

First and foremost i apologize for the long post. Our concrete floor has a hump in the middle what would be the best way to remove it. But this direct installation will result in a floor that s cold underfoot. 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. 502 views answer requested by. The cause of the damage can vary based on the type of basement you have and what floor material you use. Installing new flooring and there is a very noticeable hump in the concrete.

I m pretty sure this isn t going to be a diy job but i m still posting here because i want to get a better understanding of the situation and to get a good feel about how freaked out i should be right now foundation things scare me. If you notice humps bumps ridges or bulges in your basement floor these could be signs of serious damage beneath the surface. Its about centered in 1100 sqft basement. Floor leveler is more pot hole type i think.

Preston s feb 28 17 at 21 48. If the flooring is linoleum. In middle of basement i have a 1 8 to max 3 16 variance with level floor running inline for 12. 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.

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. I think ill grind out and chip with hammer vs floor leveler. Some causes have easy fixes such as replacing certain parts of the flooring. It can be felt underneath the laminate and causing the laminate to rise and bounce nearby.