The concrete foundation needed to support a cement block wall is usually created by pouring concrete into a hollow form lining the sides of the excavation trench but the concrete can also simply be poured into the trench a common scenario for construction of a freestanding landscape wall.
How to build a concrete wall with blocks.
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.
This will help to stagger the layout of your.
Prepare the footing spread mortar and build leads sliding the block over the rebar as needed.
This design causes the wall to angle slightly back into the slope further improving its holding power.
Install the first course of blocks using a taut string line to establish a straight row.
Your brick set should have half blocks included.
Lay out the wall and excavate the slope and the footing trench.
Check your base blocks often with a level.
Further concrete retaining wall blocks are shaped in a way that creates a natural setback as the blocks are stacked.
Level to level blocks lengthwise and a torpedo level to level the front to back.
Learn how to build a low wall from concrete breezeblocks.
Build the footing and insert rebar into the wet concrete at intervals corresponding to the cores in the blocks.
Building up and around a corner 1.
Check the level and alignment of all blocks as you go along adjusting them with a rubber mallet.
Spread mortar on the footing and ear of the half block.
Fill the concrete cores with crushed gravel.
Remember to check out the full diy construction video on our website.
A lip on the back of each block creates a uniform setback as each course is added.
Once the first row is installed pack native soil to grade level on both sides of this course to anchor the wall in place.