Retaining walls can be build of many different materials including wood timbers bricks or natural boulders.
Building a retaining wall with concrete blocks uk.
Of leveling sand and half the height of the first course of blocks.
But for diyers retaining wall blocks made of concrete are the best solution.
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.
Reinforced block retaining wall.
Concrete interlocking blocks make very good retaining walls.
But it takes skill and planning to construct an attractive wall that can also handle immense pressure shrug off the forces of gravity stand for decades and laugh in the face of mother nature.
They work best when the wall is straight.
Tall wall excavate a trench deep enough to accommodate 4 to 6 in.
Higher walls can be constructed using geo mats to construct reinforced earth walls.
Staring at one end place the first course of concrete blocks top side up on the crushed rock with the front lip facing up and towards the front of the wall.
A garden retaining wall of up to 400mm high can be built out of a single skin wall of facing bricks or concrete block.
The disadvantage is they cannot travel around bend very well.
Of compacted base 1 in.
Our concrete block retaining walls can be used to construct a range of retaining wall structures from 1 0m to 6 0m.
How to build a concrete wall figure a.
The wall heights are in modules of either 600mm or 800mm depending of the size of wall and the.
Check the level and alignment of all blocks as you go along adjusting them with a rubber mallet.
The examples below are 1 0 1 5 1 8 2 4 3 0 and 4 8m high walls.
This construction forms a cantilever retaining wall using a reinforced concrete base.
Anyone with a strong back can stack up a bunch of blocks and build a pretty retaining wall.
Heavy retaining wall blocks the blocks we used in our demonstration weigh 14 pounds each keep the soil at bay with their weight.
Concrete block retaining walls.
Durable and long lasting 100 years fast to build.