Excavate deep enough to completely bury at least one full course including space for 6 to 8 in.
Making a concrete block retaining wall.
If your wall is straight line up the first layer of cinder blocks from one end to the other end.
Scrape off excess mortar.
Put 3 8 inch 0 95 cm plywood spacers in between the blocks.
Cross section of a retaining wall a cinder block retaining wall is only as straight and solid as the base it s built on.
Using a shovel mark the ground where the retaining wall will be built.
Spread approximately 4 of gravel evenly in the trench and rake the.
Build the footing and insert.
Lay out the wall and excavate the slope and the footing trench.
Create a staggered form with the blocks to build a wall.
Dig for the first row of block.
Make the trench wide deep and level size the trench so there s enough room for the retaining wall block and at least 8 in.
Cut the blocks with masonry chisel to get the required shape and size for the wall.
How to do it build and prep footing.
Establish a level trench to ensure an even layer of base material.
How to build a concrete wall figure a.
What you need tape measure circular saw brick set small sledgehammer chalkline pencil mason s trowel level line level mason s blocks wheelbarrow concave jointer story pole.
Of leveling sand and half the height of the first course of blocks.
Prepare the foundation step 1.
For row one knock off the flanges with a hammer and chisel so the.
To bury the first row.
How to build a block retaining wall step 1.
Drive long wooden stakes into the ground.
Tall wall excavate a trench deep enough to accommodate 4 to 6 in.
Excavate the entire area to a depth of 8.
As you lay the second course of block insert weep holes 3 4 inch pipe into the mortar every third.
Starting at one end of the wall lay out the cinder blocks end to end until you reach the first turn in the wall.
With the layout marked you can begin digging the trench.
Lay out the first layer of cinder blocks.
Of space behind it.