AS 4678 Certified | Trade Accounts Welcome | 40+ Years Experience

AS 4678 Certified | Trade Accounts Welcome | 40+ Years Experience

Dy-Mark Spot Marking Paint 350g
Geo Matting | Geotextile Fabric for Retaining Wall Drainage
Ag Pipe 100mm x 20m | Slotted & Socked Drain Coil
Galvanised Steel Post Caps
Galvanised Steel Fence Bracket Kit
Builders Line Nylon Pink 100m

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50MPa Concrete Sleepers Adelaide SA

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50MPa Concrete Sleepers — Adelaide SA

50MPa concrete sleepers are the heavy duty specification for retaining walls on Adelaide's reactive clay plains, walls over 1.0m, and all engineer-specified designs. All sleepers comply with AS 4678-2002 Earth Retaining Structures. Delivered direct to your Adelaide site.

When to Specify 50MPa in Adelaide

  • Any wall on reactive Keswick Clay — Elizabeth, Salisbury, Morphett Vale, Noarlunga, Christies Beach, and most of the Adelaide Plains
  • Any wall over 1.0m in height regardless of soil type
  • All engineer-specified and DA-approved designs under the SA Planning Portal

SA Development Approval Requirements

Walls over 1.0m require development approval under the Planning, Development and Infrastructure Act 2016. All approved walls must comply with AS 4678-2002. See our Retaining Wall Regulations — State-by-State Guide.

Delivery Across Adelaide & South Australia

We deliver 50MPa sleepers direct to your site across Adelaide metro, the Adelaide Hills, Barossa Valley, Fleurieu Peninsula, and regional SA. Bulk and trade pricing available — open a trade account for priority pricing and faster dispatch.

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