All articles by Jan Inge Delane

Jan Inge Delane

Cracks in the System

Tougher standards in corrosion control and fracture risk analysis have been put in place. This followed an incident in 1980, in which one of the legs of the semi-submersible Alexander L Kielland rig fell off. Nigel Ash speaks to Professor Bernt Leira of the Norwegian University of Science and Technology, and Jan Inge Delane, the chief engineer of platform technology at StatoilHydro about what remains to be done in this area.