We are using symmons forms on this job but the general principles are the same.
How to build concrete retaining wall forms.
Determine the design of your concrete project.
These shoe plates need to be wide enough to support the forms you built.
Tall wall excavate a trench deep enough to accommodate 4 to 6 in.
Measure from the edge of your concrete footing to 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.
Of leveling sand and half the height of the first course of blocks.
Arrange them so they border the hole in your yard where you plan on pouring concrete for the wall.
Even though we are not dealing concrete blocks always base the height of a concrete wall form on a multiple of 8.
How to form a homemade concrete wall.
Poured concrete retaining walls can be colored textured accented with embedded objects and much more.
Place 3 4 in 1 9 cm pieces of plywood on the ground.
Tie twine to the first stake and string it around the perimeter of the outline tying it to each stake.
How to build a concrete wall figure a.
Here are the steps tom ralston owner of tom ralston concrete in santa cruz ca follows when pouring a retaining wall.
Set the forms on plywood boards near where you plan on building the wall.
This walls are retaining a h.
For taller walls build shorter forms to add to the 4 sections.
Then use the marking paint and measuring tape to lay.
Learn how to set the forms for a concrete wall.
Refer to the plan or schematic for the retaining wall.
Measure for the wall.
Since plywood comes in 4 x 8 sheets the forms are better off 8 long for the most part.
Drive stakes into the ground at each corner of the outline.
Lay your outline on the ground use the tape measure to ensure correct measurement and the carpenter s protractor to verify correct angles.
When installed properly concrete offers much more room for customization than any other retaining wall material.
Of compacted base 1 in.
It would be advisable not to build the forms any taller than 4.