Exterior French Drain Installation

The most reliable way to eliminate undesirable free standing water is to install french drains with slotted pipes filter fabric and gravel.

Exterior french drain installation.

Flush debris when needed to ensure unhindered water flow. Line the trench with landscape fabric. Dig the trench system. 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.

Add 2 to 3 inches of gravel to the bottom of the trench. Regularly inspect and clean the inlet grate and outlet point. 100 foot exterior footing perimeter drain cost to install a french drain varies greatly by region and even by zip code. 100 foot interior perimeter basement drain low.

The cost for pro installation includes all labor and trenching equipment perforated drain pipes the fabric for preventing sand and dirt from seeping into the pipes rocks and gravel to cover the drainage ditch. It has no drain pipe which is prone to clogging anyway and has gravel running all the way to the surface. How to install a french drain call the 811 hotline to have underground utilities marked. A landscaping french drain is a gravel filled trench lined with landscape fabric to keep soil and silt out of the gravel.

While some types of these drains include a perforated drain pipe sometimes called drain tile and may be covered with grass the traditional french drain is simpler and easier to build. 100 foot shallow exterior drain in the yard high. Reseed the surface if necessary or cover with landscaping stone. The fabric should be wide enough to extend 1 foot past the tops of the trench.

Without the gravel and the fabric however the drain can clog up with sand and soil over time.