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This document specifies general provisions for the design and assessment of fixed (bottom-founded) and floating (buoyant) offshore structures. This document contains general provisions for the design of new structures and site assessment of existing structures. This document is applicable for all phases of the life of the structure, including: ¾   pre-service (e.g., fabrication, transportation, installation), ¾   service in-place, both during originally specified design service life and during any life extensions, ¾   functional upgrade, repurpose and reuse, and ¾   decommissioning, and removal. This document focusses on primary and secondary load bearing structure but also provides some provisions for tertiary and ancillary structure. NOTE        ISO 24201[22] covers the design of stairs, gratings and handrails. This document was initially created for offshore oil & gas structures but is now also applicable to renewable energy offshore structures. This document does not apply to pipelines, risers or subsea systems.

This document provides the design, construction and test requirement for the structures of monorail beams and pad eyes intended for material handling of the both onshore and offshore oil and gas projects. This document is based on major international standards to comply with requirements of shelf regulations of UK, US, Norway and Australia. Overall the requirements outlined in this document should meet most of the specified regulatory requirements. Exemptions where requirements in common standards are not met in this document are clearly stated.The standard shapes, dimensions and material grades are defined in this document.