For a block wall 1m high i would start with a course 450mm wide then 2 courses at 330mm then a 215mm and then your coping.
Retaining wall gravel board.
The technique of using gravel boards spanning between post to retain soil is call a berlin wall in the construction industry.
Or am i asking for the fence to subside over time.
You need a french drain type system with a fine gravel behind the wall.
You ll need to find a guy like my friend brad to help.
Then dig the holes for the posts fill them with wet cement and insert the posts immediately.
Instead of using stone or timbers make an attractive long lasting retaining wall from pressure treated 2x4s plywood and trim boards.
To build a wood retaining wall clear the area where you want to build measure the length of the space and buy enough boards and posts to complete the wall.
Cover the gravel between your retaining wall and landscape with topsoil or sod so your garden will grow against your wall achieving a natural look.
Next mark the ground with chalk every 3 feet to indicate where to drive the posts.
The neighbour s garden is about a foot lower and the retaining wall has subsided.
One cubic foot of sand for each post footing.
The principle is that the active earth pressure on the boards and the wind loading on the fence above is resisted by the passive earth pressure in front of the buried section of the posts.
A wall that leans into the soil it retains is less likely to be pushed outward by soil pressure than a plain old vertical wall.
Using construction adhesive secure your block caps and create the top layer of your retaining wall.
Construction is fast and simple and the materials are much lighter to work with.
If i took out the old wall and put in 9ft concrete posts could i use 12 inch concrete gravel boards to make a small retaining wall.
The block caps should overhang the retaining blocks by 1 to 1 1 2 inches.
Hi all im in the process of sorting out the garden and looking at potentially using concrete posts and concrete gravel boards as sleepers won t last long unless they re railway or oak the highest point the wall will retain is 3ft high.
He doesn t need tons of.
Design and build your retaining wall to slope at a minimum rate of.
I m replacing a fence.
How to build a retaining wall.
Long 1x2 stake for every stanchion.