The water will still seep through the concrete and while the plastic will stop it the moisture will end up getting trapped.
Water rising up through concrete floor.
Dry out your home.
You have to seal the floor.
If the water is seeping up through the floor it could be a result of insufficiently sealed foundations or there could be cracks in the foundation floor.
I have damp coming up around the edges in some rooms kitchen lounge and all along a newly built internal partition stud wall.
If there are gaps in the concrete floor such as cracks or where the basement floor meets the foundation wall the cove joint or seam between the foundation and the floor slab ground water is forced up through them and into your basement.
My housing surveyor who s looked at it has said its unlikely but a damp proof guy has said that this is a likley occurrence and its because the damp proof membrane on the concrete floor has failed.
Damp coming up through concrete floor.
Ignoring cracks in your concrete floor even those as small as 1 8 inch wide is like inviting water into your home.
Free water in concrete and rising moisture from below concrete are the source of moisture.
The water table is higher during rainy periods and lower during dry spells.
Can water or water vapour come up through a concrete floor and go through a polysteryne insulation block to ruin a plywood floor above it.
Concrete s porous nature means that water from under your home can seep up through your concrete floor making it damp.
The easiest way for water to leak through concrete is to come in through any cracks in the floor.
To seal up these cracks use a concrete patching compound available from hardware and home improvement stores.
As the water table rises the amount of hydrostatic pressure increases.
If the basement drains don t allow for an overly high water table you may have water seeping through the concrete walls and floor.
My house was built 1950.
Factors that lead to moisture accumulation in concrete and subsequent related problems include fast track construction schedule which does not allow free water to evaporate naturally inadequate moisture protection and wet construction site.
And the cause of the water ingress rising up through the floor was either a broken drain pipe underneath or a natural spring which i am sorry to say.
This can cause issues with mold and mildew especially if you have carpet or.