Subfloor Rotted Under Wall

I noticed that this damage extended under the bottom plate of the exterior wall.

Subfloor rotted under wall.

This is where my question comes. Replacing the subfloor under a wall is not a beginner s do it yourself project especially if the wall in question is a load bearing wall. Instead it appears to go under the bottom plate for the wall. Chad positioned the subfloor plywood to go under the wall so he could lay out notches for the pipes in the wall.

If you find mold growing the wood floor plates behind the wall are at risk of wood rot. For some reason i was expecting there to be an extra wide rim joist on the outside wall and that the floor would end right next to the bottom plate for the exterior wall. The damaged subfloor i m talking about is the old 1x10 floorboards laid diagonally over the floor joists and because of the termite damage the load bearing wall has crushed these floorboards completely in this small area in affect the wall and surrounding finish floor oak hardwoods has sunken about an inch. I am replacing the subfloor in a 5 foot wide room on the second floor of my house.

I m trying to replace some rotted subfloor in my guest bathroom. Rotted subfloor under wall replacement question. Hi i m having trouble finding exact information about replacing rotted subfloor underneath an exterior wall. Rotten subfloor under bathtub and plumbing wall after discovering a rocking toilet and ripping up the tile particle board underlayment i discovered that the rot around the toilet was the least of my problems.

I cut out both sections for the subfloor and knocked off the rotted pieces that were still connected to the bottom of the wall. After cutting the notches for the pipes he positioned the new under wall subfloor piece to reach the floor joist scab and to leave enough room for the full sheet of plywood subflooring. The water rotted the subfloor under the fridge and into the bedroom closet floor behind it. It was badly water damaged.