Create a level base for each timber wall with about 6 in.
How to build window well retaining wall.
For row one knock off the flanges with a hammer and chisel so the blocks will sit flat.
Of gravel no compacting needed.
Prepare for the second row.
Cover the gravel between your retaining wall and landscape with topsoil or sod so your garden will grow against your wall achieving a natural look.
Using construction adhesive secure your block caps and create the top layer of your retaining wall.
Tamp the soil level and lay down a paver base.
Cut a block to start.
Get project details for this diy retaining wall here.
After completing the first wall use the timbers as a guide to level the base for the remaining walls.
Screw the corners together.
The allan block solution.
Assemble the first wall see photos 9 and 10 and backfill with gravel.
Lay the first row.
Instead of using the standard galvanized steel window well frame or treated timbers that will rot over time try building the window well with allan block retaining wall blocks.
Build the retaining wall step 1.
Then add 4 to 6 inches 10 16 15 24 cm of patio paver base or rock dust to the bottom of the trench.
The blocks provide a beautiful texture to enhance the view from the window.
Level the first block.
Prepare the first row.