A retaining wall must provide a way to release the water that builds up in the slope behind it.
How to make a concrete block retaining wall.
There are materials as well but they don t last long.
Tall wall excavate a trench deep enough to accommodate 4 to 6 in.
The retaining wall can be made from concrete blocks poured concrete treated time boulders and rocks.
Without a pressure relief system the weight of the water in the soil would crack or even buckle the wall.
Once you ve got your base set up it just takes some finesse in building the wall up and turning corners.
A little stucco and a few natural rocks to cap it off and you ve got it.
Block retaining walls are generally the same as freestanding block walls but with a few important differences.
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.
How to build a concrete wall figure a.
Of leveling sand and half the height of the first course of blocks.
Cross section of a retaining wall a cinder block retaining wall is only as straight and solid as the base it s built on.
A well built cinder block retaining wall can add a sense of a separate secure space within a wider space turn a slope into a garden and add living space by holding back a hillside.
Staring at one end place the first course of concrete blocks top side up on the crushed rock with the front lip facing up and towards the front of the wall.
Follow the block manufacturer s instructions for wall height limits.
A cinder block retaining wall requires a bit of heavy lifting and plenty of planning and preparation of the area where you intend to build.
Avoid having downspouts pointed at the retaining wall and if it s against the house keep soil and mulch well below the siding.
I couldn t pass up the opportunity to show this bare concrete retaining wall and an idea that would improve the look of the home exterior and not have it be the eyesore of the neighborhood.
Check the level and alignment of all blocks as you go along adjusting them with a rubber mallet.
Whether you re building a retaining wall or just need some extra privacy a cinder block wall is an affordable way to get the job done.