Follow the block manufacturer s instructions for wall height limits.
How do i build a concrete retaining wall.
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.
How to build a concrete wall prep work.
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.
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.
Before you can start pouring the retaining wall you ll need to build the forms.
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.
To form a concrete wall first set up plywood boards on either side of your concrete footer and attach them together with wire.
The wall we built was a weekend long project and an exhausting one at that.
Materials tools and site.
To do this you ll need to drive stakes into the ground where you dug the footings.
Here are the steps tom ralston owner of tom ralston concrete in santa cruz ca follows when pouring a retaining wall.
Then pour your concrete inside the form using a chute or hose attached to the mixer.
The success of your retaining wall depends on a level base.
Concrete blocks are ideal for building walls to hold back the soil after you dig into a slope for a pathway patio or another landscaping project block retaining walls are generally the same as freestanding block walls but with a few important differences.
Avoid having downspouts pointed at the retaining wall and if it s against the house keep soil and mulch well below the siding.
Poured concrete retaining walls can be colored textured accented with embedded objects and much more.
Retaining walls can be constructed using a variety of materials from poured concrete and large timbers to natural stones even bricks.
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.