Tall wall excavate a trench deep enough to accommodate 4 to 6 in.
How to build a retaining wall with concrete blocks uk.
Higher walls can be constructed using geo mats to construct reinforced earth walls.
Follow the block manufacturer s instructions for wall height limits.
Of leveling sand and half the height of the first course of blocks.
Concrete block retaining walls.
The examples below are 1 0 1 5 1 8 2 4 3 0 and 4 8m high walls.
Retaining walls can be build of many different materials including wood timbers bricks or natural boulders.
Of compacted base 1 in.
Stagger the overlaps at least 4 in.
A wall any higher than this needs to be thicker and there are several ways of achieving this.
A garden retaining wall of up to 400mm high can be built out of a single skin wall of facing bricks or concrete block.
Cross section of a retaining wall a cinder block retaining wall is only as straight and solid as the base it s built on.
When developing a garden there is often a need to add some retaining walls either because the garden is on a slope or you are creating some change in levels to develop interest in the garden.
A retaining wall can either be built using brick or block work.
Avoid having downspouts pointed at the retaining wall and if it s against the house keep soil and mulch well below the siding.
Bricks can be laid in two skins which can be held together by mesh or built as a 225mm thick wall as shown in the laying bricks project.
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.
Whichever type of block you use make sure you follow the manufacturer s instructions.
To create a solid foundation dig a trench for the first course of your interlocking retaining wall blocks to sit in and make sure the ground remains even throughout.
Heavy retaining wall blocks the blocks we used in our demonstration weigh 14 pounds each keep the soil at bay with their weight.
Large gaps can create a pathway for water and sediment.
Our concrete block retaining walls can be used to construct a range of retaining wall structures from 1 0m to 6 0m.
For this versa lok product and try to keep the butt joint between the retaining wall blocks as tight as possible.
Remember to check out the full diy construction video on our website.
How to build a concrete wall figure a.
Learn how to build a low wall from concrete breezeblocks.
The success of your retaining wall depends on a level base.