The bucket will catch any water that may be trapped in this area.
Floor creaks under toilet.
I doubt that it is the tile assembly itself moving independent of the floor but that would have to be verified.
You may need to scrape the flange with a small putty knife and use a wire brush to get it clean and free of any corrosion or debris.
Remove enough of the drywall to open the area under the shower and toilet.
How to replace a rotten floor in front of a bathtub.
Make sure to make your nails flush with the wood.
Place a bucket directly under the soft spot and open a small hole using a keyhole saw.
A laminate floor in a friend s house seems to be possessed overnight gaps appear in the floor where one piece butts up against another.
A spongy floor around the toilet is a strong indication that the subfloor has absorbed water.
Normally this is avoided if when the wood subfloor underlayment is installed it is glued and screwed so there isn t any movement or chance for there.
Rather than tear into the finished floor i suggest that you start in the basement ceiling where the soft spot is located.
How to fix a rotten floor around the toilet.
You may not think of your floor as vulnerable but in the bathroom it is.
Peel back the flooring around the fixture and you will.
Answer answer the fact that there is a squeak under the tile suggests that the wood underlayment subfloor is moving to some degree.
With some effort you can slide them back tight again.