A retaining wall is used to stop soil or dirt in one area typically elevated from moving down to a lower area.
Retaining wall concrete footer.
It distributes that weight of the structure to the soil below.
We used 2x 8 for the concrete forms because we are using them in another project after the fence is built.
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.
Forces on retaining walls 6.
Designing the cantilever wall stem 9.
Concrete blocks are a common building material for a variety of outdoor projects such as retaining walls and out buildings like garages and tool sheds.
Wood retaining walls 14.
Soil bearing and stability 8.
The footing is usually made of poured concrete but in some situations homeowners may instead opt to simply use tamped earth or a gravel base.
Do this by multiplying the width of the footer by the depth and multiply that total by the length.
If you plan to use brick cinder block or stone that will include the use of mortar then a concrete footing is recommended.
The concrete helps stabilize the structure and can prevent sagging or sinking.
Pier and pile foundations 11.
Calculate the amount of concrete per cubic yard needed to fill the footer to ground level.
The retaining wall footing supports the weight of the wall and the soil behind it.
The wall we built was a weekend long project and an exhausting one at that.
You can use plywood instead.
If you are building a segmental retaining wall then you will not need a footing.
Step 1 check local government ordinances.
Without a footing the retaining wall may collapse.
Materials tools and site.
It is important when you are building footings for a concrete retaining wall to make them sturdy.
One key aspect of retaining wall construction is preparing a solid footing or foundation.
Cantilevered tilt up walls 13.
A solid block wall needs a solid footing.
Building codes and retaining walls 5.
How to build a concrete wall prep work.
A footing is an underground concrete structure that a building wall or retaining wall rests upon.
The retaining wall is 60 feet long 20 1 2 high and 7 1 2 wide and we ordered 5 yards of concrete but only used 4 1 2 yards.
If you are new to this type of project here are a few tools and materials that you may need as well as some steps to help guide you through the process.
Gabion walls 16.
Counterfort retaining walls 12.
Because of this the footings will need to be built to create a sturdy base.
The 2x8 s were used to keep the concrete in the forms.