10-12-2009, 06:10 PM
5. What is negative hydrostatic pressure... ?
In most areas of the country ground water starts to produce a column of water pressure that is exerted on basement walls normally starting from two to four feet below surrounding ground level. This water column or "natural hydraulic pressure" tries to equalize it's pressure by flowing to cracks or porous imperfections in your basement walls, footings, and floors.
In most areas of the country ground water starts to produce a column of water pressure that is exerted on basement walls normally starting from two to four feet below surrounding ground level. This water column or "natural hydraulic pressure" tries to equalize it's pressure by flowing to cracks or porous imperfections in your basement walls, footings, and floors.