Retaining Wall Advice

Drainage failure causes more retaining wall collapses in Australia than anything else. Here's how that and 7 other common causes actually work.

Comparing 100, 150 and 200 Series steel posts? See which one matches your sleeper thickness, wall height, soil type and load, with worked examples.

A practical guide to retaining walls adjacent to driveways in Australia — covering surcharge loads, post specification, engineering requirements, council approval, drainage, and the most common mistakes.

A practical explanation of surcharge loads on retaining walls — what they are, where they come from, how they affect post selection and wall design, and when engineering sign-off is required.