This week after spring thaw we have discovered the new porch slab is leaking into the cellar.
Concrete porch leaking into basement.
My front porch is concrete and is above a portion of my garage laundry room and a basement bathroom.
How do i stop the leaks.
In this rogue episode matt will show you a method to waterproof this very tricky transition between a wall and flat concrete slab.
There is a very fine crack going out perpendicular from the house.
If water gets in behind it into the air gap drainage gap then it goes down and there is usually a flashing that directs it out away from the building at the bottom of the wall.
The contractor installed a waterproof layer over the plywood then ceramic tile filled with urethane grout.
To seal up these cracks use a concrete patching compound available from hardware and home improvement stores.
5 to 0 f.
These cracks can be caused by either the lateral pressure described earlier or by minor settling or dropping of the foundation.
When bad rain storms hit and the wind blows just right the covered roof offers little protection and the rain leaks into the basement.
Ask question asked 2 years 2 months ago.
There is staining underneath.
Ignoring cracks in your concrete floor even those as small as 1 8 inch wide is like inviting water into your home.
The water leaking down saturates the wood between the tongue and groove.
The porch has a roof over it with a decent overhang but the floor system is regular wood joists covered with plywood.
If your wall does not have this flashing or the flashing has become compromised driving rain may be seeping down into your basement through the wall itself.
Water leaking from concrete slab porch into rooms below.
The easiest way for water to leak through concrete is to come in through any cracks in the floor.
During the winter months blowing snow sits on top of the porch then on slightly warmer days it melts and leaks into the basement.
Poured concrete wall cracks the most common source of a basement leak is a non structural crack in a poured concrete basement wall.
My house is about ten years old.
Active 2 years 2 months ago.