Abstract: A punch-through failure of a jack-up platform can occur as a result of an overall instability of the structure on the seabed even when the seabed has bearing capacity increasing with depth. The instability is analogous to ...

Abstract: This paper shows how the safety factor against a flexible structure overturning on compressible ground depends not only on the weights and lever arms involved but also on the height of the weights above the ground. A rigid ...