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.
Because of this the footings will need to be built to create a sturdy base.
Soil bearing and stability 8.
However for even the most modest block structure to have enough rigidity to bear pressure and weight it needs proper footing.
A solid block wall needs a solid footing.
Counterfort retaining walls 12.
Step 1 check local government ordinances.
Materials tools and site.
One key aspect of retaining wall construction is preparing a solid footing or foundation.
How to build a concrete wall prep work.
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.
Earthquake seismic design 7.
Designing the cantilever wall stem 9.
Forces on retaining walls 6.
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.
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.
You can use plywood instead.
Gabion walls 16.
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.
Segmental walls are constructed using individual blocks designed for stability without mortar.
The concrete helps stabilize the structure and can prevent sagging or sinking.
Cantilevered tilt up walls 13.
Wood retaining walls 14.
It is important when you are building footings for a concrete retaining wall to make them sturdy.
Building codes and retaining walls 5.
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.
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.
Without a footing the retaining wall may collapse.
The 2x8 s were used to keep the concrete in the forms.
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.
A footing is an underground concrete structure that a building wall or retaining wall rests upon.
If you are building a segmental retaining wall then you will not need a footing.
Do this by multiplying the width of the footer by the depth and multiply that total by the length.