Section 2 Arrangements
Clasification Society 2024 - Version 9.40
Clasifications Register Rules and Regulations - Rules and Regulations for the Classification of Ships, July 2022 - Part 7 Other Ship Types and Systems - Chapter 6 Arrangements for Offshore Loading - Section 2 Arrangements

Section 2 Arrangements

Parent topic: Chapter 6 Arrangements for Offshore Loading

2.1 Mooring arrangements

2.1.1 The ship is to be provided with sufficient mooring arrangements, which may be combined with the ship's manoeuvring system, to ensure adequate alignment and security during bow, stern or submerged turret loading operations.

2.1.2 The mooring/positioning system is to be arranged to prevent mooring forces being transmitted to the loading line connector.

2.1.3 Suitable single point mooring arrangements are indicated in Pt 3, Ch 13, 11 Mooring of ships at single point moorings.

2.1.4 Particular attention is to be given to operational requirements and conditions in the design and mounting of securing devices and fittings. Seatings for equipment are to be designed to avoid the formation of pockets or recesses which may lead to excessive corrosion in service.

2.2 Materials for mooring fittings

2.2.1 Where mooring fittings are used as part of a positional mooring system, they are to comply with the requirements of Pt 7, Ch 8 Positional Mooring and Thruster-Assisted Positional Mooring Systems.

2.3 Strength of mooring fittings

2.3.1 The strength of the mooring arrangements associated with the bow/stern loading system is to be considered on the basis of Pt 3, Ch 13, 11 Mooring of ships at single point moorings, and Pt 7, Ch 8 Positional Mooring and Thruster-Assisted Positional Mooring Systems as applicable.

2.4 Enclosed spaces adjacent to manifold connection

2.4.1 In addition to the arrangements required by Pt 7, Ch 6, 4 Fire protection, detection and extinction, the following are to be complied with:

  1. Spaces where an explosive gas atmosphere may be present are to be suitably ventilated prior to entry.

  2. Spaces required to be entered during normal operations are to be provided with permanent ventilation arrangements capable of being operated from outside the compartment.

2.4.2 The ventilation arrangements are to provide a minimum of eight air changes per hour, see Pt 6, Ch 2, 14 Electrical equipment for use in explosive gas atmospheres or in the presence of combustible dusts.

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