Retaining Wall Advice

Plan your backyard retaining wall with confidence. Discover the key things to check before you build, including council requirements, drainage, galvanised hardware, and system compatibility.

From garden borders to tiered slopes and driveway walls — see where woodgrain concrete sleepers work best, and how to pair them with your landscaping.

Building a retaining wall on a sloped block requires stepped footings, careful post embedment calculation, and often a tiered wall design to manage large level changes safely. This guide covers everything you need to know about retaining walls on sloped sites in Australia — from design principles to drainage and council approval.

Active soil pressure is the lateral force that retained soil exerts on a retaining wall. Understanding it is essential for specifying the right post size, embedment depth, and sleeper strength for your site.