Why proper drainage is important for retaining wall performance.
Retaining wall drain tile installation.
End snaps into 4 in.
Installation at ground level.
This means the drain tile may have to be extruded through the face of the wall figure 2 or at the end of the wall figure 3.
Retaining wall front drain tile extruded through the face of the wall figure 2 main discharge extruded at the end of the retaining wall drainage fill.
Works with block or timber.
Whether you are planning to install your own retaining wall or have someone else do it understanding how drainage should work will ensure the best possible end result.
A retaining wall is built to hold back a certain amount of soil.
100 mm drain tile.
There is no need to prepare a special base for the drain tile itself of course you need a base for the block that makes up the wall as you indicated.
Excavate a trench or series of connected trenches to accommodate the perforated drain tiles.
Use a shovel to cut up sections of turf and place them as intact as possible on a tarp for later.
The drain tile goes uphill behind the wall at approximately the level of the bottom of the wall.
Backfilling the space behind the blocks with crushed stone and then installing a flexible perforated drainpipe available at the home depot also called drain tile at the base of the wall could.
The design of a properly built retaining wall resists the force.