A simple cost effective way to make a retaining wall is to stack 60 lb.
Concrete bag retaining wall diy.
So diyers have come up with an interesting trick.
A verysimple concrete bag retaining wall with no work.
Leave the concrete in the bag stack like legos wet with a hose core77 building a retaining wall in the conventional ways is not a trivial matter.
Of compacted base 1 in.
How to build a concrete wall figure a.
Step 7 fill the trench between the dirt and the concrete wall with some gravel.
Over time the bags will degrade and you will have an elegant and permanent retaining wall.
When you reach the finished height of the concrete block retaining wall fill those cores containing rebar to the top with mortar.
Smooth the top with a trowel.
Tall wall excavate a trench deep enough to accommodate 4 to 6 in.
Video of the day.
Rather than messing around with mortar they lay the walls down like lego pieces using concrete while it s still in the bag.
Set it back about a half to a quarter inch so the wall will lean gently into the hill.
Spread additional mortar and lay cap block to finish the wall.
An easy way to build retaining walls.
Mix the fill mortar slightly wetter than what you d use for joints.
That s right the idea is that you don t open the packaging.
There are block retaining walls stone retaining walls and poured concrete retaining walls but these can be quite complicated and expensive.
Just stack up bags on concrete leave them as is through a few big rains ir thoroughly soak a few times and then tear off paper voila.
Cross section of a retaining wall a cinder block retaining wall is only as straight and solid as the base it s built on.
From a cost perspective basic wall blocks would look much better and be cheaper you could set them up as a pair if you need to extend beyond the 2 foot height limit.
Offset the next row by about half or a third of the length of the concrete bag while stacking it on top of the first row.