To bury the first row.
How to build concrete retaining wall.
With the layout marked you can begin digging the trench.
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.
Measure from the edge of your concrete footing to the point where the outside face of your wall will be.
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.
Leave the concrete in the bag stack like legos wet with a hose surprisingly this seems to work quite well by rain noe october 19 2018.
Allow concrete to cure.
Refer to the plan or schematic for the retaining wall.
Prepare the foundation step 1.
Lay out the wall and excavate the slope and the footing trench.
Drive a nail into the concrete here.
As you lay the second course of block insert weep holes 3 4 inch pipe into the mortar every third.
Of compacted base 1 in.
Measure and mark footing locations.
Using construction adhesive secure your block caps and create the top layer of your retaining wall.
Create contraction joints every 4 6 feet.
This lets the walls lean and push against the fill.
Step back the blocks rocks or timbers to get gravity working in your favor.
See below for more information on contraction joints remove forms and install waterproofing and drainage system.
How to do it build and prep footing.
If the wall exceeds four feet in height footings should be poured separately.
Finish the surface of the wall as desired.
For row one knock off the flanges with a hammer and chisel so the.
Here are three key principles in building any solid retaining wall.
Bury the bottom course or courses of the retaining wall one tenth the height of the wall to prevent the soil behind from pushing the bottom out.
How to pour a concrete retaining wall.
Then use the marking paint and measuring tape to lay.
Adjust for sloping ground.
Tall wall excavate a trench deep enough to accommodate 4 to 6 in.
Scrape off excess mortar.
How to build a concrete wall figure a.
An easy way to build retaining walls.
The block caps should overhang the retaining blocks by 1 to 1 1 2 inches.
So if your wall is 8 inches wide your two nails should be 8 inches apart.