It really is up to you as long as the existing tiles are not disturbed in any way.
Cover asbestos floor tile with plywood.
Regardless of the content of the floors the deteriorating state of the tiles means i want to cover over it.
Vinyl tile is an excellent option for sealing in asbestos tiles.
Therefore you can choose from using an adhesive with a new plywood subfloor to even porch floor paint as you stated.
One of the biggest factors of installing a new floor over the old is thickness.
You would need to level the floor for laminate.
You want to avoid cutting drilling sanding or doing anything that abrades the old tile.
If the existing floor is in good shape the cheapest easiest solution is to cover it.
I have a deteriorating tile floor in my basment and i suspect that the tiles are vat vinyl asbestos tiles.
You have lot of options when it comes to covering asbestos tiles and it only is a health risk when the floors asbestos particles come airborne.
Alternatively if you leave the asbestos on your home you can safely seal the old siding underneath the new siding and because asbestos is an excellent insulator you will actually be adding to the energy efficiency of your home by leaving it on.
Removing asbestos is often cost prohibitive for most people.
Using concrete to encapsulate asbestos tiles starts by having a clean well washed floor surface.
If you aren t removing the old floor you may be creating a new floor that is too thick for doors to open and shut or for thresholds to have clearance.