Re-designing the Vibro-drill for post-installation retrieval: Redesigning the Vibro-drill to include functionalities for retrieval. Report on the design process, structural analysis, the detailed design and recommendations to GBMWorks

With increasing diameters of offshore monopile foundations, impact hammers require more energy per blow in order to drive them into the seabed. This does not only increase the fatigue loading on the monopile, but it also increases underwater noise that affects marine life. The increase in installation costs due to additional material on the...