Excavate the entire area to a depth of 8.
Building a landscape block retaining wall.
Prepare the foundation step 1.
Level to keep each course level and even.
Brush off the previous course to clean off any debris.
While retaining walls are made out of many types of building materials a landscape retaining wall utilizing a retaining wall block system is a popular choice due to the easy installation features.
Make sure you stagger the blocks.
Hgtv expert justin cave shows how to build a retaining wall using architectural blocks or cinder blocks.
Cinder blocks will require mortar and may also require rebar reinforcement.
Cover the gravel between your retaining wall and landscape with topsoil or sod so your garden will grow against your.
Adjust for sloping ground.
Set the blocks with a heavy rubber or plastic mallet.
To bury the first row.
Spread approximately 4 of gravel evenly in the trench and rake the.
Get the first course of landscape retaining wall blocks right use a torpedo level to level each of the landscape retaining wall blocks front to back and a 4 or 6 ft.
How to build a block retaining wall step 1.
With the layout marked you can begin digging the trench.
Retaining walls can be build of many different materials including wood timbers bricks or natural boulders.
Architectural blocks are the easiest to use because they have a built in lip that holds them in place.
Heavy retaining wall blocks the blocks we used in our demonstration weigh 14 pounds each keep the soil at bay with their weight.
But for diyers retaining wall blocks made of concrete are the best solution.
Getting the first course flat and level is extremely important so take your time.
The blocks are made from cement and lightweight aggregate materials.
Using a shovel mark the ground where the retaining wall will be built.
Using construction adhesive secure your block caps and create the top layer of your retaining wall.
There are various designed wall block systems.
Retaining walls can be made form landscaping timbers but these may require extra engineering work and are probably best left to professionals.
Now lay your landscape fabric on top of your block and place your second row of blocks on top so they hold the fabric down.
Once your first row is complete straight and level fill the empty space behind your wall with gravel.