If you re building a retaining wall on a hillside.
Installing french drain behind retaining wall.
A french drain is a trench filled with a perforated pipe and gravel that allows water to drain naturally from your yard.
Check out this video for some simple instructions on installing a french drain behind an 18 to 24 tall retaining wall before it is backfilled with dirt.
The design of a properly built retaining wall resists the force of the soil behind it and prevents caving buckling or leaning.
This video shows you how to properly install a drainpipe behind your wall for prop.
If you re building a retaining wall add a french drain behind the first course of stones or blocks.
A retaining wall is built to hold back a certain amount of soil.
For more information go to.
Why proper drainage is important for retaining wall performance.
The pipe should rest on the same compacted gravel base or concrete footing that supports the wall.
We will teach you how to install a timber retaining wall and proper drainage to flow any unwanted water flow away.
Drainage problems in your yard can lead to pooling mold or water damage in or around your home.
However retaining walls are built with a certain capacity in mind.
Luckily you can avoid these problems by installing a french drain.
Otherwise water moving down the hill will build up behind the wall and undermine it.