Finite Element Method finite element method asymmetric fixed jacket structure hull girder ultimate strength Buckling Buckling strength Pechiko Fixed Offshore Platform cross section damage Buckling analysis D/t ratio Fatigue analysis Finite element method Fixed offshore platform Hull Girder Symmetrical and asymmetrical shape Ultimate strength symmetric Bi-axial Bending Buckling Strength Bulk Carrier Collision Collsion Damage RO-RO ship Research Subject Categories::TECHNOLOGY Residual Strength Ro-Ro SK Tugas Belajar dari Rektor Unhas Ship hull Smith's method Stiffened plate beam finite element blast loading bulk carrier critical buckling load damages deck leg fixed offshore platform grounding damage residual strength stress ratio superstructure