Mix your concrete and pour it into your holes fill right up to your bottom sleeper this will be your footings to insure your wall doesn t sink over time.
How to build a concrete sleeper retaining wall with steel posts.
Retaining wall system that has been designed engineered and certified specifically for retaining walls garden beds and edging up to a height of 900mm.
Alignment place a star piquet or peg at both ends of the proposed wall.
Time now to concrete your posts into position.
You may need to pack one side at the bottom to get you level perfect at the top.
Drive two wooden posts on the ground one on each side of your wall.
For example if your wall is going to be 800mm high the holes for your posts should be 500mm deep.
Reinforced concrete sleepers and galvanised steel posts step 1.
Building a retaining wall with concrete sleepers is one of the easiest methods you can use to build a retaining wall.
Preparing the area clear and level your site where you plan to build the retaining wall.
Recheck the distance between each post and fill the hole with concrete containing a mixture of cement gravel and sand up to 600 mm from the top.
Durable it will last at least 4 times longer than a timber wall.
Starting at one end of the wall insert the appropriate post and concrete into position ensuring that it is at the required height and vertically level.
The traditional way of building a sleeper wall is horizontal.
Using sleepers as your posts costs about a third of the price of h beams.
Tie a string around one post then tie the other end of the string to the other post.
Before moving onto the next post place into position the intervening bottom sleeper.
In fact this system is a great option for diy.
Concrete the posts after confirming they are at an equal level.
Install sleepers and backfill.
Other systems you can use include timber sleepers which are also very light and easy to install but are also prone to rotting fading and white ant damage.
Continue with the other post and keep a minimum 40mm for lean back.
This will help you in aligning your steel posts.
Lay out the first row of sleepers horizontally and then the next layer on top like bricks.
Dig the holes for the posts.
Maintenance free concrete sleepers will not rot burn warp split or flake and is resistant to termites white ants.
Make sure the line formed by the string is a straight line.
The ridgi system comprises reinforced concrete sleepers and strong long lasting 60uc hot dipped galvanised steel posts and fence brackets.
Sleeper retaining wall posts come in two varieties steel galvanised h beams or a vertical sleepers.
Please ensure you leave 200mm behind the retaining wall area for backfill.
This means you won t have to worry about termites.
Step 4 installing sleepers backfilling the next day you can slide your sleepers into your posts.