Excavate the entire area to a depth of 8.
Building a landscape block retaining wall.
Heavy retaining wall blocks the blocks we used in our demonstration weigh 14 pounds each keep the soil at bay with their weight.
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.
Cover the gravel between your retaining wall and landscape with topsoil or sod so your garden will grow against your.
Level to keep each course level and even.
Drive long wooden stakes into the ground.
Hgtv expert justin cave shows how to build a retaining wall using architectural blocks or cinder blocks.
Getting the first course flat and level is extremely important so take your time.
Using a shovel mark the ground where the retaining wall will be built.
Make sure you stagger the blocks.
But for diyers retaining wall blocks made of concrete are the best solution.
There are various designed wall block systems.
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.
Retaining walls can be made form landscaping timbers but these may require extra engineering work and are probably best left to professionals.
For row one knock off the flanges with a hammer and chisel so the.
Spread approximately 4 of gravel evenly in the trench and rake the.
Adjust for sloping ground.
Using construction adhesive secure your block caps and create the top layer of your retaining wall.
With the layout marked you can begin digging the trench.
Brush off the previous course to clean off any debris.
Set the blocks with a heavy rubber or plastic mallet.
To bury the first row.
Once your first row is complete straight and level fill the empty space behind your wall with gravel.
The blocks are made from cement and lightweight aggregate materials.
How to build a block retaining wall step 1.
Architectural blocks are the easiest to use because they have a built in lip that holds them in place.
Prepare the foundation step 1.
Dig for the first row of block.