When you reach the finished height of the concrete block retaining wall fill those cores containing rebar to the top with mortar.
Making a retaining wall of concrete.
Follow the block manufacturer s instructions for wall height limits.
Of leveling sand and half the height of the first course of blocks.
Tall wall excavate a trench deep enough to accommodate 4 to 6 in.
Measure and mark footing locations.
Smooth the top with a trowel.
Of compacted base 1 in.
In general the top of the stem of any cast concrete retaining wall should not be less than 12 inches for the proper placement of concrete.
Refer to the plan or schematic for the retaining wall.
How to build a concrete wall figure a.
Then use the marking paint and measuring tape to lay.
Cross section of a retaining wall a cinder block retaining wall is only as straight and solid as the base it s built on.
Spread additional mortar and lay cap block to finish the wall.
A locking flange on the blocks for this project makes your retaining wall ideas easier to accomplish.
The interlocking retaining wall block can be used to build walls up to 24 to 36 inches high depending on the size of the block.
How to pour a concrete retaining wall.