DNV DNVGL-RU-SHIPS PART 3 CHAPTER 6 [ Revised ]

Application

This chapter applies to hull structure over the full length of the ship.

This chapter provides requirements for evaluation of plating, stiffeners and primary supporting members (PSM) subject to lateral pressure, local loads and hull girder loads, as applicable. Requirements are specified for:

— load application in Sec.2

— minimum thickness of plates, stiffeners and primary supporting members (PSM) in Sec.3

— plating in Sec.4

— stiffeners in Sec.5

— PSM and pillars in Sec.6

— intersection of stiffeners and PSM in Sec.7

— superstructure and deckhouse in Sec.8.

In addition, other requirements not related to defined design load sets, are provided.

Required scantlings

The offered net scantling shall be greater than or equal to the required scantlings based on requirements provided in this chapter.

Additional local strength requirements

Additional local strength requirements are provided in Ch.10 considering sloshing, impact loads (bow impact, bottom slamming and liquid impact in tanks), special cargo loads (steel coil and wheel loading) and additional local strength requirement for various structural members.