As with other types of walls set the timbers on a gravel base and provide good drainage behind the wall.
Best material for retaining wall base.
The blocks are made from cement and lightweight aggregate materials.
150 mm of wall rock in the base trench and rake smooth.
More information on drainage and water management.
There are various designed wall block systems.
Base material you should use a crushed stone or crushed concrete for the base material.
Place a minimum of 6 in.
For diy purposes opt for manufactured blocks that are.
The base should consist of angular sharp edged particles not rounded as they will sink into the ground when under pressure.
Placed behind the retaining wall to promote drainage of water away from the wall.
Avoid having downspouts pointed at the retaining wall and if it s against the house keep soil and mulch well below the siding.
That means that the veneer itself is a purely aesthetic element and it needs a solid core to even work as a wall a role usually played by cmu blocks.
While retaining walls are made out of many types of building materials a landscape retaining wall utilizing a retaining wall block system is a popular choice due to the easy installation features.
Shown is a traditional block.
This is standard for all types of landscape walls.
Stone veneer is a protective material that can be used as a decorative covering for vertical walls and surfaces.
Choose timbers that have a 40 treatment rating suitable for ground contact and seal any cut ends with preservative to prevent rotting.
The interlocking retaining wall block can be used to build walls up to 24 to 36 inches high depending on the size of the block.
A level base on which the wall sits.
A drain pipe is required for any reinforced wall or any wall over 4 ft.
Timbers are usually available in green and brown.
Fasten the timbers with long spikes or screws.
The leading cause of wall failure.
Similar to gravel paver base is a form of construction aggregate that contains crushed rocks such as limestone.
To keep the blocks on your retaining wall level and structurally sound you need a base layer of several inches of well compacted sharp gravel.
Due to soil erosion your retaining wall should be built on a solid foundation made from paver base.
Choose a paver base with landscape rocks between 1 2 inch and 3 4 inch in size.
Follow the block manufacturer s instructions for wall height limits.
Retaining walls can be constructed using a variety of materials from poured concrete and large timbers to natural stones even bricks.
A handheld tamping tool can really help in getting the gravel level but you re right one stray stone can throw off the entire operation.
Using round particles will affect the wall in the future as they move underground.