Method for installing and de-installing a foundation structure, foundation structure and lifting body

摘要

The method involves transporting a foundation structure (1) to a place of foundation in a rolling manner and lowering the foundation structure at the place of foundation. The foundation structure is attached at a lowered lifting body in a detachable manner. The lowering of the foundation structure takes place by a venting of the lifting body. Independent claims are included for the following: (1) a method for de-installing a foundation structure for an offshore plant, such as an offshore wind power plant; and (2) a lifting body for a foundation structure of an offshore plant, such as an offshore wind power plant.