Basement Floor Subfloor Options - Your cellar doesn't have to be completely underground either to have possible problems with water. Even sloping sites where your cellar is built into a hill side or has just 1 wall with earth up against it means that you could have a problem with water in the future. So what are your Basement Tanking Alternatives. ?
Simplified there are just two means of tanking a cellar. The first technique is to utilize an external program. These systems when applied to the outside of the construction form a barrier to stop water entering the construction. To utilize this approach you can only do so when building a new cellar. (for the obvious reasons). Successful external cellar tanking means forming a watertight membrane barrier equally underneath the concrete slab and up the vertical surfaces effectively making a watertight tank around your cellar.
This has benefits of keeping the building dry and employing the power of any water current to push the membrane onto the structure. Many manufacturers use a land drain at adjacent externally to the wall floor intersection footing. This is where water pressure is at its greatest and the land drain intercepts water and diverts it away in the applied membrane and the construction. You will find an assortment of unique products available to people utilizing this choice when cellar tanking including, paint or spray applied liquid membranes, flashlight on/heat welded membranes, bonded sheet membranes, clay matting membranes etc..
Please be aware that though it might seem simple in principle that the detailing and site requirements can be a substantial problem in getting these systems placed in correctly. It just takes one mistake in workmanship in employing external cellar tanking products and you may have a really waterproofing disaster. Wet, muddy and also very cold conditions might not match the company's recommendations when employing this type of system be very aware that unless you follow their guidelines you might not have any recourse if things go wrong.