Without a discharge station, the drain may also back up within the pipe and stop flowing altogether. Identify a good discharge station for the French drain: a drainage ditch, swale, or dry well.

Alternatively, a lightweight, prefabricated French drain pipe can be used ... Dig close to the grade stakes without disrupting them, and measure the depth of the trench at each one.

The purpose of a French drain is to channel water that would normally seep under the slab into drainage pipes and away from the garage. Although a true French drain contains no pipe (only gravel ...

A French drain is the term for any gravel-and-tile or gravel-and-pipe-based system. It takes its name from Henry Flagg French, who chronicled its use in agriculture in the mid-19th century.

The main inflow of water comes from a collection basin at the beginning of the pipe, usually in a place where water naturally pools or floods. Water also flows into a French drain pipe along its ...

an excavated trench filled with gravel in which rests a perforated pipe to carry away surface and groundwater. He called it a cellar drain. We know it as the French drain. I always thought the ...

an interior French drain system is much more common. Installers cut through the concrete or dig into the dirt just inside the foundation wall, creating a trench for perforated pipe and gravel that ...