- Checking rudders(bushes, shafts)
- Doubling starboard stern cofferdam wall
- Sandblasting SA1/SA2
- Painting hull 1 layer epoxy primer Chugoku NZ PRIM red + 1 layer Anticorrosive epoxy paint Chugoku Nova 2000 EWG redbrown
- Cut off and replace of steel plate, with framing, shell/bottom plate
- Dismounting/mounting propeller
- Ballancing propeller
- Alignment performing of shaft line