This 2 x 4 bottom plate
doesn't have much room for termites. This is an extreme case of wood rot
from water damage. Whenever you run into a problem like this in your
house, there's a good chance that more damage will show up in the floor
Water damage and wood rot is like a cancer to your home, it will need to
be removed and repair or it could eventually harm the structure of the
home. This of course could lead to building failure eventually.
The water damage was from poor construction methods and could have been
prevented if the homeowner had hired an experienced contractor.
Floor Damage Under Tub
Floor Rim Joist Dry Rot
Shower Window Sill Dry Rot