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QUAY WALL, BATAM, INDONESIA - Secant Pile Wall Installation Sequence
1. Excavate trench for guide wall 2. Lean concrete trench base 3. Place guide wall mould

4. Place guide wall reinforcement 5. Casting guide wall 6. Completed cast guide wall

7. Remove guide wall mould after concrete set 8. Completed guide wall
 
9. Open pilot hole for double wall casing installation 10. Install 1st section double wall casing
11. Continue to install more sections of double wall casings 12. Boring & installing double wall casings 13. Boring to pile toe level with different types of tools

14. Reinforcement cage ready for installation 15. Install reinforcement cage into completed pile bore 16. Concreting secant pile
 
17. Extract double wall casing by casing oscillator 18. Completed secant piles after pile heads trimming
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