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Bored CFA Pile Breaking
The system replaces hand-held pneumatic breaking with a large scale hydraulic breaker. The breaker is suspended from an excavator and makes a horizontal fracture in the pile at cut-off level. Each hydraulic cylinder drives a chisel into the concrete producing a horizontal fracture as the breaking force built up this way always seeks the shortest way through the concrete.
The steel chisels do not have to penetrate beyond the reinforcement bars. After the fracture is made, the chisels penetrate further into the concrete (usually 25-40 mm). Due to the shape of the chisel, in combination with the reaction forces on the concrete by the steel reinforcement, the concrete breaks into pieces and can removed without the need for further breaking.
The pile breakers are available for hire or Trench Control can provide a full contracting crew to carry out the pile breaking on your behalf.
Advantages:
- Efficient and time saving system for the topping of concrete piles
- Avoids the risks hand/arm vibration - white finger syndrome
- Powered from hydraulics on an excavator
- Our technician will deliver & fit to excavator
- Easy to operate
- Little digging due to small dimensions
- Low cut-offlevel
- No cracks below cut-off level
- No noise, no vibration
- The reinforcement remains fully intact
- Leaves a perfect horizontal concrete fracture
- The breaking process is many times faster than conventional breaking and is fully controlled throughout the operation
- Specials can be supplied for non standard piles
- Power pack can be supplied if required
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