Before you can start pouring the retaining wall you ll need to build the forms.
How do you build a concrete retaining wall.
The spacing between the stakes will depend on how thick your retaining wall will be and the thickness of the wooden planks used as the forms.
Avoid having downspouts pointed at the retaining wall and if it s against the house keep soil and mulch well below the siding.
Retaining walls can be constructed using a variety of materials from poured concrete and large timbers to natural stones even bricks.
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.
The success of your retaining wall depends on a level base.
The wall we built was a weekend long project and an exhausting one at that.
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.
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.
Do choose a material you can easily work with.
Whether you need a wall as a property marker a support structure or to hold back soil or water you can make one by building wood frames called forms.
How to build a concrete wall prep work.
Nationally the cost to install a concrete retaining wall ranges from 2 000 to 15 000 but the average cost is 3 500.
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.
Materials tools and site.
Many variables affect that cost including the design the wall s location on your property and how much concrete contractors in your area charge.
Poured concrete retaining walls can be colored textured accented with embedded objects and much more.
Follow the block manufacturer s instructions for wall height limits.
When installed properly concrete offers much more room for customization than any other retaining wall material.
In most cases square footage is the most significant factor in determining your final cost to build a retaining wall.
Here are the steps tom ralston owner of tom ralston concrete in santa cruz ca follows when pouring a retaining wall.