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Ready to roll up your sleeves and learn how to build a composite sleeper retaining wall? Don’t stress about the unknown - we’re here to guide you every step of the way. Our complete, DIY-friendly, composite retaining wall guide walks you through everything you need to know to build your own SuperSleeper retaining wall with confidence.

composite SuperSleeper retaining wall built in Narangba, Queensland
Part: 1

Planning Your Project

The key to any successful project is a good plan. These steps include everything you’ll need to plan for your DIY composite retaining wall project. 

  • Choosing location, length & height 
  • Selecting the right materials 
  • Mapping the location & clearing land 
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Steel H post cemented in concrete for a composite retaining wall project
Part: 2

Installing Posts

In this step, we’ll cover how to install composite retaining wall post. 

  • What type of post you need & where 
  • How to create joiner posts 
  • Digging the post holes 
  • Setting retaining wall posts in cement 
  • Optional: attaching a fence bracket 
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Composite SuperSleepers placed in steel H post on a composite retaining wall
Part: 3

Installing Composite Sleepers

In this part, all your hard work will start to come together! It’s time to place the composite sleepers in the posts and secure them. 

  • Placing the composite sleepers in the posts 
  • Securing the sleepers for minimal movement 
  • Optional: How to attach sleeper caps 
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Composite Retaining wall view from behind where a drainage system gets installed
Part: 4

Creating a Drainage System

A correctly built drainage system will keep your retaining wall free from hydrostatic pressure and strain for its lifetime. 

  • Preparing the drainage area 
  • Install the drainage blanket 
  • Placing ag-pipe 
  • Backfill & finishing 
  • Maintaining the retaining wall & drainage system 
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