Water Leaking Into Basement Under Porch

There is a single slab of concrete which makes the ceiling of my basement rooms but the floor of my porch which is exposed to the outdoors.

Water leaking into basement under porch.

One potential problem area you can. We ve been having some issues with water leaking into our basement under our front door. Hydraulic cement works great for patching holes in a foundation because it can set up even under water and it expands as it sets to seal the hole and lock the plug in place. Water leaking from concrete slab porch into rooms below.

The water leaking down saturates the wood between the tongue and groove. One room leaks when it rains under the door almost where the porch meets the house. There are a number of weatherproofing issues we need to address but the most urgent is the concrete sill under the door which has been crumbling for a while and presumably is the source of our leak. When bad rain storms hit and the wind blows just right the covered roof offers little protection and the rain leaks into the basement.

There are many places where water can leak into your home. So long as the wood framed porch had a slope built into it allowing it to shed water to the outside of the building any water that penetrated through the tile floor around the waterproof substrate under the tile and around the large corner support column would have just eventually made it to the outside and never touched the wood. Plugging them probably won t solve basement leaks but it ll help. User contributions licensed under cc by sa.

Under our porch we have two rooms in the basement. I have posted this before but deck flashing is that small piece of bent metal sometimes called z flashing seen in the circle to the left. We are having trouble finding where the leak is coming from. It is installed under the siding and over the ledger beam so no water can enter the house behind that ledger beam.

We have a metal threshold over a concrete sill and our front porch is a concrete slab about 4 x6. I m concerned that the leak may be coming from a fault in the concrete itself so i m looking at waterproofing the slab but i m unsure of what product s or techniques to use. That way the bolts are just that and not waterways. Some areas like your roof are obvious locations.

How do i stop the leaks. I have gone over my caulking job and re applied sealant in areas where it seemed thin. Holes and cracks in your foundation can let moisture and water seep into your basement. During the winter months blowing snow sits on top of the porch then on slightly warmer days it melts and leaks into the basement.