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Retaining Wall Advice

Get the timber look without the rot, termites or re-staining. This guide covers what woodgrain concrete sleepers are, sizes, strengths, posts, and how the cost compares to real timber.

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.
Concrete sleeper retaining walls do not require waterproofing in most residential applications — but they do require correct drainage. This guide explains when waterproofing adds value, what products are used, and why drainage is always the priority for long-lasting retaining walls in Australia.
Concrete sleepers cost more upfront than treated pine timber, but last 3–4 times longer with zero maintenance. This 2026 cost comparison covers materials, installation, lifespan, council requirements, and total cost of ownership for Australian retaining walls.
An under-fence concrete plinth is a low concrete wall or beam installed beneath a fence line to close the gap between the bottom of the fence and the ground. This guide explains when plinths are required with retaining walls, how they are designed and built, and what materials to use.

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