The retaining wall can be made from concrete blocks poured concrete treated time boulders and rocks.
How to build a concrete retaing wall.
Materials tools and site.
To make the wall as strong as possible pour the concrete in layers no higher than 20 inches working from 1 end of the wall to the.
If you want to build a concrete retaining wall you should consider pouring the wall rather than making it out of concrete blocks.
Then pour your concrete inside the form using a chute or hose attached to the mixer.
Here are the steps tom ralston owner of tom ralston concrete in santa cruz ca follows when pouring a retaining wall.
To create a solid foundation dig a trench for the first course of your interlocking retaining wall blocks to sit in and make sure the ground remains even throughout.
To form a concrete wall first set up plywood boards on either side of your concrete footer and attach them together with wire.
How to build a concrete wall prep work.
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.
Using a tape measure decide the length and the width of your retaining wall then mark off the area with the garden stakes and string.
When installed properly concrete offers much more room for customization than any other retaining wall material.
The success of your retaining wall depends on a level base.
Avoid having downspouts pointed at the retaining wall and if it s against the house keep soil and mulch well below the siding.
Pouring a concrete retaining wall is not that difficult and this easy to follow how to guide will show you just what to do.
It took a day to rip out the old collapsing retaining wall to dig farther into the hill to provide room for the backfill gravel and to help unload materials.
Follow the block manufacturer s instructions for wall height limits.
So to make a retaining wall that will last as long as life you should consider going with concrete blocks.
Poured concrete retaining walls can be colored textured accented with embedded objects and much more.
The wall we built was a weekend long project and an exhausting one at that.