Formablok molds are easy to use from the amateur diy to the professional contractor.
Making your own concrete retaining wall blocks.
Retaining wall blocks have v notch groove on the backside to allow the blocks to easily cleave in half.
The half blocks at the end of alternating rows can be cut using a masonry chisel and hammer.
Making your own wall blocks will be very hard work you have to clean the molds after each use spray with a release agent mix the concrete tamp it into the molds let it set up take the molds apart and start all over again.
Prepare the foundation step 1.
Stand the block upright face down then position the tip of a broad masonry chisel into the groove.
First approach your footings.
Position your first block and use a standard level to make sure it s even.
Dig for the first row of block.
With a few basic skills and a bit of creativity you can easily design and build your own diy fire pit using retaining wall blocks.
How to build a concrete wall figure a.
If the wall is load bearing meaning it will hold dirt or other heavy substances the tie rods should be at least 6 inches into the footing before you set the wall.
Tall wall excavate a trench deep enough to accommodate 4 to 6 in.
Formablok saves you money with every block you pour creating your own blocks will be cheaper than any comparable block on the market today.
Continue laying your first course of blocks making sure to check that every block is level.
Of leveling sand and half the height of the first course of blocks.
To bury the first row.
Adjust for sloping ground.
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.
For your next project try formablok molds and gain the fab satisfaction of creating your own unique configurations.
Make sure they are solid and a minimum of twice the width of the concrete blocks you ve decided to build with.
After you finish the first course fill the space between your retaining wall and.
Of compacted base 1 in.
I d suggest building forms for the wall s base from 2 x 8 boards and then using the same lumber for the block forms after the footer is done.
Most block construction calls for an 8 x 16 footer.