Water Ponding On Concrete Patio

This sidewalk in parallel with the city street that has a modern rounded curb.
Water ponding on concrete patio. After cycles of wet and dry or freezing and thawing the soil beneath the concrete may become unstable and develop pockets or holes. Ponding method is one of the very famous and widely adopted methods in concrete curing. Curing concrete slab where water could be easily retained on top of the concrete structure after it has been cast. Typically edge metal is installed over sheet membrane or paper to allow the building paper on the wall to tie in at a later date.
If you have an existing concrete patio that does not have a drainage system it s not too late to install one. Most often water ponding is due to changes in the soil beneath the concrete slab. For uneven and settled concrete water ponding can become a big issue. Water ponding occurs after a heavy rainstorm or downpour when water is unable to drain away especially on exterior concrete floors with inadequate draining.
Eventually the soil will not be able to support the concrete and the concrete will actually sink into the holes beneath it. Q a water puddles on concrete concrete defects concrete installation drainage outdoor q a text. Instead of gravel you can also have a trench or channel drain made of metal installed. When it rains or snow melts i have large water puddles on the concrete sidewalk in front of my house.
Ponding at the edge of the deck. Because of the added thickness of the underlayment membrane and the sheet metal many times it causes the edge to be built up just enough to where a pond occurs along the edge directly over the metal flashing. Ponding method is possible only when there is horizontal or flat surfaces of the structure where water could. Where the water tends to collect cut out a sloping channel in the concrete to direct the water away filling it with decorative stone or gravel.
Simply defined water ponding is areas of water that accumulate after rain storms. Water pooling on a patio or pool deck is a potential source of moss or mildew growth concrete staining and dangerous slip hazards. Ponding method is possible only on horizontal or flat surfaces of the structure i e. The puddles have at least 2 inches of water at the deepest point.
Water ponding is caused by lack of water runoff towards drains or slab edges. It s usually caused by lack of water runoff toward the drain although it can also result from cracks in walls that allow water to leak through onto the floor. Ponding method is one of the very well known and widely adopted methods in concrete curing.