Create a staggered form with the blocks to build a wall.
Making a concrete block retaining wall.
Using a shovel mark the ground where the retaining wall will be built.
Lay out the wall and excavate the slope and the footing trench.
Build the footing and insert.
Excavate the entire area to a depth of 8.
Dig for the first row of block.
Of compacted base 1 in.
Of space behind it.
With the layout marked you can begin digging the trench.
Cut the blocks with masonry chisel to get the required shape and size for the wall.
Of leveling sand and half the height of the first course of blocks.
Put 3 8 inch 0 95 cm plywood spacers in between the blocks.
Starting at one end of the wall lay out the cinder blocks end to end until you reach the first turn in the wall.
Spread approximately 4 of gravel evenly in the trench and rake the.
As you lay the second course of block insert weep holes 3 4 inch pipe into the mortar every third.
Tall wall excavate a trench deep enough to accommodate 4 to 6 in.
How to build a concrete wall figure a.
Drive long wooden stakes into the ground.
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.
Excavate deep enough to completely bury at least one full course including space for 6 to 8 in.
How to build a block retaining wall step 1.
For row one knock off the flanges with a hammer and chisel so the.
Cross section of a retaining wall a cinder block retaining wall is only as straight and solid as the base it s built on.
Establish a level trench to ensure an even layer of base material.
If your wall is straight line up the first layer of cinder blocks from one end to the other end.
At first only place the layers of blocks to see if you are getting the desired look and are effective.
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.
Adjust for sloping ground.
Prepare the foundation step 1.
To bury the first row.