Some Known Facts About French Drain: How to Build it the Right Way - KG Landscape.

e., weeping tile surrounded by sand or gravel, and geotextile or landscaping fabric. Landscaping fabrics prevent migration of the drainage product and likewise prevent soil and roots from going into and obstructing the pipeline. The perforated pipe supplies a small below ground volume of storage for water, yet the prime function is drainage of the area along the complete length of the pipe via its perforations and to release any surplus water at its terminus.

Subsurface drainage systems have been utilized frequently for centuries. They have many kinds that are similar in style and function to the conventional French drain. Drain This Author [modify] Variations of French drain include: Call Description Curtain drain This type comprises a perforated pipe surrounded by gravel. It resembles the conventional French drain, the gravel or aggregate material of which reaches the surface area of the ground and is discovered to allow collection of water, other than that a curtain drain does not encompass the surface and rather is covered by soil, in which turf lawn or other plant life may be planted, so that the drain is hidden.

Collector drain This form combines drainage of groundwater and interception of surface area water or run off water, and may connect into the underground pipelines so regarding quickly divert surface water; it ideally has a cleanable filter to avoid migration of surface particles to the below ground location that would block the pipelines.

Fin drain This form comprises a below ground perforated pipe from which extends perpendicularly up along its length a thin vertical section, denominated the "fin", of aggregate material for drain to the pipeline. The length is 200 mm (7. 9 in). This kind is less costly to develop than a conventional French drain.

e., open at a downhill slope, dry well, or rain garden where plants take in and hold the drained water. This is beneficial if city water systems or other wastewater areas are unavailable. Sizing considerations [modify] Cross-section view showing French drain with two underground pipelines. Depending on the expected level and volume of water or overflow, French drains pipes can be broadened or also based on two or 3 underground drain pipelines.