Bloemfontein Construction Company

16/04/2026

09/04/2026

We’re introducing a fully electronic system to make submitting and tracking building plans simpler and more accessible for everyone.
Rollout begins 6 May 2026 stay tuned for training sessions and support.

08/04/2026

GET A FREE QUOTATION TODAY 067 054 0701 PAVING SPECIALISTS

08/04/2026

Details about M15 Grade of concrete

08/04/2026

WHATSAPP US TODAY 067 054 0701

08/04/2026

Proper drainage is one of the most critical aspects of retaining wall design. Without drainage, water accumulates behind the wall, creating hydrostatic pressure that pushes against the structure. Over time, this pressure causes cracks, bulging, and even collapse. The left side of the image clearly shows how water buildup leads to damage and instability.

On the other hand, a wall with drainage uses gravel backfill and a perforated pipe (often called a weep hole or drain pipe) to channel water away. This prevents pressure buildup, keeps the soil stable, and ensures the wall’s long-term durability. Good drainage design not only protects the wall but also reduces maintenance costs and enhances safety.

In short: Drainage = Stability. No Drainage = Failure.

Key Points:
- Without drainage: Water pressure builds up → cracks, leaks, collapse.
- With drainage: Gravel + pipe system → water flows out, wall stays intact.
- Best practice: Always include drainage in retaining wall construction.

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08/04/2026

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03/03/2026

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