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Slope & Embankment Retaining Solutions

Smart Solutions for Challenging Terrain

Stone Strong® tiered retaining systems provide a practical solution for stabilising slopes, embankments, and challenging level changes where a single tall wall may not be the most efficient or suitable option. By breaking retained height into a series of stepped walls, Stone Strong can reduce structural demand, improve buildability, and create a more natural integration with the surrounding landform.

Tiered walls are particularly useful for road and rail embankments, subdivision platforms, bridge approaches, commercial sites, and areas where space, ground conditions, access, or visual impact need careful consideration. The large-format precast blocks allow fast installation, consistent alignment, and strong gravity performance, while also offering flexibility for curved, straight, stepped, and staged construction.

For higher slopes or increased surcharge conditions, Stone Strong tiered systems can be combined with MSE reinforcement, ParaWeb, geogrid, steel strip, or other engineered reinforcement solutions. This allows each wall tier to be designed according to height, loading, soil conditions, and project constraints.

Key applications include:

  • Stabilising steep or constrained slopes
  • Retaining road, rail, and bridge approach embankments
  • Creating stepped platforms for subdivisions and commercial sites
  • Reducing the height and load demand of individual retaining walls
  • Managing changes in ground level across complex sites
  • Supporting staged construction and improved site access

Why use Stone Strong for tiered embankment retaining?

Stone Strong provides the strength of large-scale precast concrete with the flexibility needed for complex slope environments. Tiered solutions can reduce excavation, improve drainage opportunities, support efficient construction sequencing, and deliver a durable retaining system suited to long-term infrastructure performance.

    Engineered for strength, flexibility, and long-term performance in demanding retaining wall applications.

    Contact Us

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    HEAD OFFICE

    PO Box 31 288, Milford, Auckland 0240

    0800 820 8070

    engineering@stonestrong.co.nz

    SOUTH ISLAND – STONE STRONG CANTERBURY LTD

    Timaru Block Yard / Display
    56 Main South Road, Timaru
    South Caterbury

    Contact

    Steve Fraser
    0800 820 8070