Although retaining walls are simple structures a casual check around your neighborhood will reveal lots of existing walls that are bulging cracked or leaning.
Retaining wall drainage diagram.
This is what good retaining wall drainage looks like.
Ensure your retaining wall stands strong for years to come by using the correct type of stones for your project and by choosing a design that works well for your soil and lawn type.
Lay high quality stones and use a geotextile backing to ensure the wall lasts a long time.
A retaining wall is intended to hold back soil when there is a drastic change in elevation.
Mar 19 2014 when building a retaining wall lay perforated drainage tubing at the base of the wall slightly above ground level so runoff can drain out without undermining your wall.
That s because most residential retaining walls have poor drainage and many aren t built to handle the hillside they re supposed to hold back.
Design and build your retaining wall to slope at a minimum rate of.
Avoid having downspouts pointed at the retaining wall and if it s against the house keep soil and mulch well below the siding.
The interlocking retaining wall block can be used to build walls up to 24 to 36 inches high depending on the size of the block.
Follow the block manufacturer s instructions for wall height limits.
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Often retaining walls are used to terrace yards that originally had a steep slope additionally retaining walls can help create usable outdoor space as well as control erosion see landscaping a split level home low retaining walls are frequently used as planting beds and can add interest to an.
To build a natural dry stone retaining wall prepare the site.
Plan for good drainage proper width height ratio and distance between tiers.
Drainage weight of soil.
In other cases water pressure behind the wall may cause it to lean outward.
A wall that leans into the soil it retains is less likely to be pushed outward by soil pressure than a plain old vertical wall.