100 Standard Series Steel Posts Brisbane & Queensland

100 Standard Series Steel Posts for Retaining Walls — Brisbane & Queensland

The 100 Standard Series is the most widely used steel post system for residential concrete sleeper retaining walls across Brisbane and South East Queensland. Retaining Walls Direct has supplied 100 Series posts to Brisbane builders, landscapers, and homeowners for many years.

Features & Specifications

• Hot-dip galvanised to AS/NZS 4680 — corrosion-resistant in Queensland's subtropical conditions
• 100mm flange width — accepts standard 75mm and 100mm concrete sleepers
• Suitable for standard residential retaining walls up to 1.5m (engineer certification required above 1.0m)

QLD Council & Engineering Requirements

In Queensland, retaining walls over 1.0m require a building development approval and structural engineer's certification. Key references:

• QBCC — When Do I Need a Licence?
• AS 4678-2002 — Earth Retaining Structures
• Retaining Wall Regulations — State-by-State Guide

Delivery Across Brisbane & Queensland

We deliver 100 Series steel posts direct to your site across Brisbane metro, the Gold Coast, Sunshine Coast, Ipswich, Logan, Moreton Bay, and regional QLD. Bulk and trade pricing available — open a trade account for priority pricing and faster dispatch.