Getting your steel posts right is the most critical step in building a concrete sleeper retaining wall. This step-by-step guide covers post spacing, embedment depth, concrete mix, alignment, and common installation mistakes to avoid.
The complete guide to concrete sleeper retaining walls in Australia — covering sleeper sizes, finishes, step-by-step installation, drainage, cost, and maintenance. Written by the team at Retaining Walls Direct.
Building a retaining wall corner requires the right posts and careful planning. This guide covers L-posts, corner posts, inside vs outside corners, mitre cuts, and step-by-step construction.
Tiered retaining walls are the best solution for steep slopes. This guide covers tier spacing rules, height limits, drainage between tiers, post selection, and step-by-step installation.
A practical step-by-step guide to planning and building a concrete sleeper retaining wall in Australia — covering post spacing, footing depth, drainage, sleeper installation, and when engineering or council approval is required.
A practical guide to retaining wall post footings in Australia — covering embedment depth, footing hole size, concrete quantity, soil conditions, and when to confirm footing design with a structural engineer.
A practical guide to retaining wall drainage in Australia — covering hydrostatic pressure, ag pipe, geotextile filter fabric, drainage gravel, weep holes, and the most common drainage mistakes that cause retaining walls to fail.
A practical guide to retaining wall backfill in Australia — what materials to use in the drainage zone and above it, how to compact correctly, and the most common backfill mistakes that damage walls.
A practical guide to building steps and stairs into or alongside a concrete sleeper retaining wall in Australia — covering step dimensions, materials, installation sequence, and safety considerations.
A practical guide to building retaining walls on sloping sites in Australia — covering stepped walls, tiered (terraced) walls, variable post heights, drainage on slopes, and engineering triggers.
A practical guide to agricultural pipe (ag pipe) for retaining wall drainage in Australia — covering pipe size, slotted vs solid, sock wrapping, fall requirements, outlet options, and installation tips.
