Choosing the right piling method is one of the most important decisions in foundation design. Every project has its own set of constraints including: ground type, environmental sensitivity, access limitations, load requirements, and programme demands. Choosing the right solution from the outset improves safety, reduces cost, and ensures long-term performance.
At Suttle Piling, with our self delivery model we can deliver a full range of piling techniques suitable for projects across the UK. This guide breaks down the strengths, limitations, and ideal applications of the three most common techniques: Continuous Flight Auger (CFA) piling, rotary bored piling, and driven piling.
Continuous Flight Auger (CFA) Piling
CFA piling is one of the most versatile and commonly used methods in the UK due to its low noise and vibration characteristics.
Ideal For:
- Sites near sensitive buildings
- Urban and residential environments
- Soft or loose ground conditions
- Projects requiring minimal disturbance
Key Advantages:
- Low noise installation
- No vibration
- Fast production rates
- High load-bearing capacity in many ground conditions
Rotary Bored Piling
Rotary bored piling is ideal for sites with challenging ground conditions or where deeper, larger-diameter piles are required.
Ideal For:
- Hard ground conditions
- Deep foundations
- High specification projects
- High-load structures such as bridges and towers
Key Advantages:
- Excellent precision
- Capable in hard geology
- Large diameter for heavy loads
Driven Piling
Driven piles; steel or timber, remain a cost-effective method with predictable reliable performance.
Best For:
- Marine works
- Temporary works
- Low-to-medium load foundations in suitable ground conditions
Key Advantages:
- Fast installation
- Very reliable capacity based on driving resistance
Conclusion
Selecting the right piling method requires integrating design knowledge, ground conditions, and practical experience. Suttle Piling combines in-house engineering with modern plant to deliver the most efficient and reliable solution for any site.
Still not sure what sort of piling you are looking for? Contact us directly for more information.