Lay out the wall and excavate the slope and the footing trench.
Making a concrete block retaining wall.
As you lay the second course of block insert weep holes 3 4 inch pipe into the mortar every third.
Using a shovel mark the ground where the retaining wall will be built.
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 space behind it.
Cut the blocks with masonry chisel to get the required shape and size for the wall.
Adjust for sloping ground.
How to do it build and prep footing.
Excavate the entire area to a depth of 8.
How to build a concrete wall figure a.
Prepare the foundation step 1.
For row one knock off the flanges with a hammer and chisel so the.
At first only place the layers of blocks to see if you are getting the desired look and are effective.
Create a staggered form with the blocks to build a wall.
Excavate deep enough to completely bury at least one full course including space for 6 to 8 in.
Spread approximately 4 of gravel evenly in the trench and rake the.
Of compacted base 1 in.
Scrape off excess mortar.
Lay out the first layer of cinder blocks.
Of leveling sand and half the height of the first course of blocks.
With the layout marked you can begin digging the trench.
To bury the first row.
If your wall is straight line up the first layer of cinder blocks from one end to the other end.
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.
Starting at one end of the wall lay out the cinder blocks end to end until you reach the first turn in the wall.
Build the footing and insert.
Dig for the first row of block.
Tall wall excavate a trench deep enough to accommodate 4 to 6 in.
Drive long wooden stakes into the ground.