Retaining Wall Advice

Choosing between H-beam and C-channel steel posts is one of the most important decisions in any retaining wall build. C-channel suits walls up to 1.0m in standard conditions. H-beam is required for taller walls, heavy surcharge loads, or wider post spacing. This guide explains exactly when to use each, with worked examples and Australian Standards references.

A practical guide to how soil types affect retaining wall design in Australia — covering clay, sandy loam, rock, and fill soils, and what each means for post selection, drainage, footing depth, and engineering requirements.

A practical guide to choosing between C-channel PFC and H-beam universal column steel posts for concrete sleeper retaining walls — covering wall height, soil conditions, surcharge loads, post spacing, and engineering triggers.