本文件规定了底基（固定）和浮式（浮动）海洋结构物设计和评估的一般要求和建议。 本文件适用于结构寿命的所有阶段，包括: -施工的连续阶段（即制造、运输和安装）， -在设计寿命期间和任何寿命延长期间进行的服务，以及 -退役和移除。 本文件包含新建结构设计和现有结构完整性管理及评估的一般要求和建议。 本文件不适用于水下和立管系统或管道系统。

This document specifies general requirements and recommendations for the design and assessment of bottom-founded (fixed) and buoyant (floating) offshore structures. This document is applicable for all phases of the life of the structure, including: — successive stages of construction (i.e. fabrication, transportation, and installation), — service in-place, both during design life and during any life extensions, and — decommissioning, and removal. This document contains general requirements and recommendations for both the design of new build structures and for the structural integrity management and assessment of existing structures. This document does not apply to subsea and riser systems or pipeline systems.