Section 5 Corrosion control

Clasification Society 2024 - Version 9.40

Clasifications Register Rules and Regulations - Rules and Regulations for the Classification of Offshore Units, July 2022 - Part 3 Functional Unit Types and Special Features - Chapter 1 General Requirements for Offshore Units - Section 5 Corrosion control

Section 5 Corrosion control

5.1 General

5.1.1 The corrosion control of steelwork on all units is to be in accordance with Pt 8 Corrosion Control. The corrosion protection of mooring systems is to comply with Pt 3, Ch 10 Positional Mooring Systems.

5.1.2 The basic Rule scantlings of the external submerged steel structure of units which are derived from Pt 4, Ch 6 Local Strength assume that appropriate coatings and an external cathodic protection system will be fitted. If the corrosion protection system of the submerged structure is not in accordance with the Rules the scantlings are to be suitably increased.

5.1.3 Ship units and other surface type units which are assigned an OIWS notation are to be fitted with external cathodic protection and external coating systems in accordance with Pt 8 Corrosion Control.

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