Load bearing wall removed or altered on first floor.
Saggin second story floors.
There are several problems that can cause a sagging or sloping floor which is one of the reasons why fixing a sloping floor is difficult.
How much you pay will depend on what s causing the floor to sag type of flooring concrete hardwood etc and how many square feet of floor is involved.
The first and second floors in our house seem overly bouncy and sag toward the middle.
Thre ways to fix a sagging or sloping floor.
Common reasons for sloping or sagging second story floors.
Sagging floors are often the symptoms of structural damage to the floor joists below the surface.
This could be a sign of serious structural damage due to foundation settlement.
If a load bearing wall is removed on the first floor then the second story floor joist or trusses may drop down in the area where the load bearing wall was removed.
There are lots of clues that indicate structural problems in a house.
How can we evaluate whether the floors need reinforcement and if so what is the best way to do this.
To prevent the collapse of your second story or injury from falling through a rotten floor you must repair the joists as soon as possible.
Sloping to one direction.
The average hourly cost for floor repairs is between 75 and 125 for the labor alone.
Isolated to first floor isolated to second floor both floors.
You will have to make sure your joists can handle the addition of considerably more weight from the plywood subfloor and any floor coverings.
Termites can rot or damage the joists typically made of wood rendering the pieces unable to hold up the floor.
A plywood subfloor will bridge any minor waves in the existing floor and leveling compound would help too.
Foundation issues deteriorating wood supports especially sills which rest on the foundation footer improperly installed joists or sub floors and other issues can all cause a floor to slope or sag.
On average nationwide repairing a sagging floor costs between 1 000 and 10 000.
If the floor is sagging visibly in the middle or is very bouncy you may want to reinforce the floor to eliminate the sag and reduce the bounciness.
Again this could be a sign of dry rotted second floor joists.
Depending upon the conditions it is possible to strengthen or repair existing framing members such as floor joists or roof rafters by adding reinforcing material sandwiching the member on either side with plywood is sometimes worthwhile but the plywood must be installed correctly for greatest strength.
But if all the floors in the house slope to the middle that says something more serious to me.
And not all structural problems are that big a deal.