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A properly functioning retaining wall drainage system stands as the cornerstone of any durable retaining wall structure. Water pressure build-up behind retaining walls poses significant risks, making efficient drainage essential for preventing costly damage and ensuring long-term stability.

0 - 1.2m: None; 1.2 - 1.8m: Building Approval; 1.8m+: Building & Development Approval

We explore in this article the unique advantages and challenges of each retaining wall design type that impacts both functionality and visual appeal.

Interlocking blocks provide superior strength and stability, making them an ideal solution for retaining walls in Canberra's varied terrain and climate conditions.

Sustainable retaining walls enhance stability and prevent erosion in Canberra's hilly terrain. Innovative construction techniques prioritise durability and environmental responsibility. Local expertise ensures retaining walls complement Canberra's unique landscape.

Proper material selection is vital for retaining wall longevity in Canberra's climate. Concrete blocks and natural stone are popular choices for their strength and aesthetics. Regular maintenance and proper drainage are essential for retaining wall durability.

Careful planning and design are essential for building lasting retaining walls on slopes. Proper drainage systems are crucial to prevent water pressure buildup and ensure wall stability. Expert construction techniques and quality materials are key to creating durable, attractive retaining walls.

The Canberra retaining wall permit process involves submitting detailed plans, obtaining necessary approvals, and ensuring compliance with local regulations.

In this article we discuss the five main types of retaining walls by engineering design, and share some of the strategies that reinforce their safety and stability, and avoid common failures in construction.