Section 21 External airborne contaminants

Clasification Society 2024 - Version 9.40

Clasifications Register Rules and Regulations - Submarine Assurance Framework, July 2022 - Volume 1 Submarine Assurance - Part 4 Whole Boat Requirements - Chapter 2 Transverse Criteria - Section 21 External airborne contaminants

Section 21 External airborne contaminants

21.1 Functional objective

21.1.1 The submarine, systems, equipment and components shall be able to operate when exposed to the range of airborne contaminants which can be experienced by a submarine for all foreseeable operating conditions.

21.2 Performance requirements

21.2.1 The particulates and frequency of occurrence shall be defined for normal and abnormal operating conditions. Limits are to be set taking into account areas of operation for the submarine.

21.2.2 The submarine, systems, equipment and components that are required to operate within an exposed environment in normal operating conditions are to be identified. They shall be able to operate with defined levels of particulates or be fitted with suitable protection measures.

21.2.3 CBRN measures to enable operation in contaminated environments are defined as a survivability requirement. See Vol 1, Pt 4, Ch 8 Survivability.

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