As you lay the second course of block insert weep holes 3 4 inch pipe into the mortar every third.
Building a concrete retaining wall.
Prepare the foundation step 1.
In the midwest the compactable base material is often referred to as class v as in the roman numeral for five.
Adjust for sloping ground.
After you finish the first course fill the space between your retaining wall and.
Continue laying your first course of blocks making sure to check that every block is level.
Refer to the plan or schematic for the retaining wall.
To bury the first row.
Then use the marking paint and measuring tape to lay.
With the layout marked you can begin digging the trench.
For row one knock off the flanges with a hammer and chisel so the.
With poured concrete retaining walls backfill is placed between the wall and the slope after the wall is constructed.
Dig for the first row of block.
How to pour a concrete retaining wall.
Measure and mark footing locations.
In general the top of the stem of any cast concrete retaining wall should not be less than 12 inches for the proper placement of concrete.
Concrete retaining wall footing size the depth to the bottom of the base slab should be kept at a minimum of two feet.
How to do it build and prep footing.
Scrape off excess mortar.
Position your first block and use a standard level to make sure it s even.
In this section we will talk about the walls themselves their design and some important construction considerations but not about groundwork or compaction since these are entire topics in their own right.
Build the footing and insert.
Lay out the wall and excavate the slope and the footing trench.