Section 10 Multi-engined ships
Clasification Society 2024 - Version 9.40
Clasifications Register Rules and Regulations - Rules and Regulations for the Classification of Naval Ships, January 2023 - Volume 2 Machinery and Engineering Systems - Part 7 Piping Systems - Chapter 3 Machinery Piping Systems - Section 10 Multi-engined ships

Section 10 Multi-engined ships

Parent topic: Chapter 3 Machinery Piping Systems

10.1 General

10.1.1 This Section is applicable to category NS3 ships, see Vol 1, Pt 1, Ch 2, 2 Scope of the Rules that have multi-engine installations for propulsion purposes.

10.1.2 For vessels in which the propulsion systems are independent and the propulsion system prime movers are also fully independent of each other such that in the event of the failure of one of the sources of propulsion power the vessels will retain the capability of safely manoeuvring under all conditions of service, the following may not be required:

  1. Spare fuel oil booster pump stipulated in Vol 2, Pt 7, Ch 3, 3.10 Booster pumps 3.10.2.

  2. Spare lubricating oil pump stipulated in Vol 2, Pt 7, Ch 3, 8.2 Pumps 8.2.1.(c), Vol 2, Pt 7, Ch 3, 8.2 Pumps 8.2.2 and Vol 2, Pt 7, Ch 3, 8.2 Pumps 8.2.3

  3. Spare cooling water pump stipulated in Vol 2, Pt 7, Ch 3, 7.2 Standby supply 7.2.2.(b).

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