Exterior French Drain Installation

Complex installations are best left to the experts.
Exterior french drain installation. French drain installation is usually a job for professionals who understand the angles required for proper water drainage and who can identify a better location for the water that won t cause erosion and flooding. 2 dig a trench dig a trench from the place in your yard that needs drainage to your chosen outlet. Before french drain installation make sure your neighborhood has no zoning restrictions and get necessary permissions. A minimum slope of 1 percent that is a drop of 1 foot for every 100 feet in length is recommended.
The average cost to install a 100 foot 2 feet deep exterior french drain in your yard is about 1 200 or 12 per foot for diy with no trencher rental. A french drain must be sloped to carry the water down to its destination. Confirm that your water issue is not caused by leakage from underground pipes that need repair. Explore other popular home services near you from over 7 million businesses with over 142 million reviews and opinions from yelpers.
Professional installation of the same french drain outside your foundation and repair of all disturbed soil cost around 2 350. It is dug below the footer and graded to the surface. Lay the drain pipe in the trench with the drain holes facing down. Cover the drain pipe with gravel to within 2 to 3 inches of the top of the trench.
Professional installation of a french drain. Find the best yard drainage contractors near you on yelp see all yard drainage contractors open now. In order to install an outside french drain all cement porches patios sidewalks shrubs or any other obstacle along the foundation need to be removed. It s fine if your yard creates a natural slope that is steeper.
If you have a soggy yard or water that seeps slowly into your basement you may want to consider the installation of a french drain 1 to dry things out. An exterior french drain consists of excavating a ditch along the foundation. Fold the excess landscape fabric over the top of the gravel. Indoor french drains are installed in a trench along the perimeter of the foundation and the water is routed into a sump pump.
A french drain 1 is a very simple setup that helps water drain redirecting it from where you do not want it to somewhere harmless like a sewer drain 2 or street. Fill the top of the trench with soil and reseed with grass. If water continues to invade your basement despite seemingly adequate outdoor drainage then you might need to install a french drain indoors. Just be aware that steepness increases water velocity and can lead to more erosion in the discharge area.
How to install a french drain. Average cost of french drain installation.