To mark a free form layout use a rope or hose to outline the shape.
How to build a small concrete block retaining wall.
Avoid having downspouts pointed at the retaining wall and if it s against the house keep soil and mulch well below the siding.
Build and prep footing.
Fill the concrete cores with crushed gravel.
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.
How to do it.
Backfill with gravel behind the wall to cover the drainage pipe.
Timestamps 0 09 l.
I dug a trench 4 inches deep and filled it with 2 inches of gravel.
Your retaining wall design will determine how you mark the area.
Sweep away all debris from the top of the first course of block with a broom.
My blocks were 4 inches high.
Then i packed the gravel down using a hand tamper.
Install the first course of blocks using a taut string line to establish a straight row.
Scrape off excess mortar.
Lay out the wall and excavate the slope and the footing trench.
Once the first row is installed pack native soil to grade level on both sides of this course to anchor the wall in place.
We provide step by step instructions for building a small concrete block retaining wall.
Build the footing and insert rebar into the wet concrete.
Level to level blocks lengthwise and a torpedo level to level the front to back.
Follow the block manufacturer s instructions for wall height limits.
Stack the second course of blocks on top of the first course making sure they remain level.