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Principle of pile foundations
A pile foundation is necessary when the loads of a building will be higher than the upper soil layer can take. Piles are installed primarily to avoid settlements which could result in big damages and dangerous situations. In a limited number of projects piles are installed as ‘tension’ piles these are installed to prevent the object from lifting out of the ground. A well-known example are piles installed under the high tension electricity piles. Due to high forces created by wind the piles need to be ’anchored’ in the ground.
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Drilling methods supported by Woltman
The purpose build rigs of Woltman are able to operate in many drilling configurations, such as:
- Semi Displacement drilling
- CFA drilling
- Full displacement drilling
- Double rotary drilling
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