Section 1 General
Clasification Society 2024 - Version 9.40
Clasifications Register Rules and Regulations - Rules and Regulations for the Classification of Offshore Units, July 2022 - Part 7 Safety Systems, Hazardous Areas and Fire - Chapter 3 Fire Safety - Section 1 General

Section 1 General

1.1 Application

1.1.1 The requirements for fire and gas detection systems and other safety systems are to be in accordance with Pt 7, Ch 1 Safety and Communication Systems. The requirements for hazardous areas and ventilation are to comply with Pt 7, Ch 2 Hazardous Areas and Ventilation.

1.1.2 Compliance with the requirements for fire safety of the National Administrations in the area where the unit is located and/or the country in which the unit is registered, is to be demonstrated by the issue of appropriate certification in accordance with Pt 1, Ch 2, 1.1 Application.

1.1.3 In addition to the requirements of Pt 7, Ch 3, 1.1 Application 1.1.1 and Pt 7, Ch 3, 1.1 Application 1.1.2, units with production and process plant are to comply with the additional requirements given in Pt 7, Ch 3, 3 Additional requirements for units with drilling and/or production and process plant or pipe-laying system.

1.1.4 Units with crude oil storage tanks are, in general, to comply with the relevant requirements for tankers detailed in Chapter II-2 - Construction - Fire protection, fire detection and fire extinction and IMO International Code for Fire Safety Systems (FSS) (hereinafter referred to as FSS Code). Where this is not practicable owing to the general construction of the unit, special consideration will be given to other arrangements which provide equivalent protection, see also Pt 3, Ch 3, 1.4 Installation layout and safety.

1.1.5 The definitions given in Pt 7, Ch 3, 2 Definitions are, in general, in accordance with the 2009 MODU Code - Code for the Construction and Equipment of Mobile Offshore Drilling Units, 2009 – Resolution A.1023(26) (hereinafter referred to as 2009 MODU Code) and are included for reference purposes only. Additional definitions for offshore units are also given. Where applicable, reference to these definitions may be used in other Parts of these Rules.

1.1.6 For units containing drilling facilities, reference should be made to the requirements of the 2009 MODU Code and the requirements of Pt 3, Ch 7 Drilling Plant Facility for fire safety and escape and evacuation facilities.

1.1.7 Installations with liquefied gas storage in bulk and/or vapour discharge and loading manifolds/facilities are, in general, to comply with the requirements of Pt 11, Ch 11 Fire Prevention and Extinction . It should be noted that Pt 11, Ch 11 Fire Prevention and Extinction of these Rules and Regulations reflects the requirements of the 2014 IGC Code - International Code for the Construction and Equipment of Ships Carrying Liquefied Gases in Bulk and the associated Clasifications Register’s Rules and Regulations for the Construction and Classification of Ships for the Carriage of Liquefied Gases in Bulk, July 2022

1.2 Submission of documentation

1.2.1 The requirements for submissions of documentation are given in Pt 7, Ch 3, 1.2 Submission of documentation 1.2.7 to Pt 7, Ch 3, 1.2 Submission of documentation 1.2.10, which are to be complied with where applicable.

1.2.2 Additional requirements with respect to unit types as indicated in this Section should also be complied with, as applicable, as in Pt 7, Ch 3, 1.2 Submission of documentation 1.2.3 to Pt 7, Ch 3, 1.2 Submission of documentation 1.2.10.

1.2.3 In addition to the requirements of Pt 7, Ch 1 Safety and Communication Systems of these Rules, when Lloyd’s Register (LR) is authorised to carry out approvals of fire protection, detection and extinction arrangements on behalf of a National Administration or the requirements of Pt 1, Ch 2, 1.1 Application of these Rules are applicable, the plans and documents detailed below and required by Pt 7, Ch 3, 1.2 Submission of documentation 1.2.7, Pt 7, Ch 3, 1.2 Submission of documentation 1.2.8, Pt 7, Ch 3, 1.2 Submission of documentation 1.2.9 and Pt 7, Ch 3, 1.2 Submission of documentation 1.2.10 are to be submitted for approval, together with all additional relevant information, such as the intended function of the unit, the gross tonnage and the power of machinery.

1.2.4 The requirements for active and passive type fire protection systems are to be clearly defined within the unit’s ‘Fire and Explosion Evaluation’ (FEE) report, see Pt 7, Ch 3, 2.4 Fire and Explosion Evaluation (FEE), and the requirements for means of escape, evacuation and rescue are to be clearly defined within the unit’s ‘Escape, Evacuation and Rescue Assessment’ (EERA), see Pt 7, Ch 3, 4.1 General requirements. Both reports are to be submitted for acceptance and in conjunction with the plans required below.

1.2.5 In the case of units with production and process plant, the FEE Report required by Pt 7, Ch 3, 1.2 Submission of documentation 1.2.4, which is also supporting the preparation and appraisal of information required in Pt 7, Ch 3, 1.2 Submission of documentation 1.2.8, Pt 7, Ch 3, 1.2 Submission of documentation 1.2.9 and Pt 7, Ch 3, 1.2 Submission of documentation 1.2.10, and the information required by Pt 7, Ch 3, 1.2 Submission of documentation 1.2.7, are to be submitted for review with full details of the water deluge system and/or water monitor system as required by Pt 7, Ch 3, 3.4 Water deluge systems, water monitors and foam systems.

1.2.6 For units with production and process plant, plans of escape routes with details of their protection are to be submitted for acceptance as required by Pt 7, Ch 3, 1.2 Submission of documentation 1.2.7.

1.2.7 For fire protection, the following plans and documents are to be submitted:
  • A general arrangement plan showing escape routes, stairways and fire compartmentation bulkheads and decks, including machinery spaces, control stations, accommodation and service spaces, corridor bulkheads and stairway enclosures. This should include details of the location of the defined muster areas, life-saving appliances, Emergency Escape Breathing Devices (EEBDs) and any other Emergency Breathing Apparatus and any defined Temporary Refuge.
  • A ventilation plan showing the ducts and any dampers in them, and the position of the controls for stopping the system.
  • A plan showing the automatic fire detection and fire alarm system.
  • A plan showing the location and arrangement of the emergency stop for the fuel oil unit pumps and for closing the valves on the pipes from oil fuel tanks.
  • A plan showing the details of the construction of the fire protection bulkheads, decks and deck heads and the particulars of any surface laminates incorporated in them.
  • Copies of the Certificates of Approval by National Authorities in respect of all ‘A’ and ‘B’ Class fire divisions, non-combustible materials and materials having low flame-spread characteristics, etc. which are intended to be used.
  • A general arrangement plan showing the purpose of each room or compartment and the fire classification of the bulkheads, decks, deck heads and doors of the accommodation and service spaces, control rooms and machinery compartments.
  • A plan showing the construction of the fire doors.
  • A plan showing any proposed remote control system for closing doors.
  • A plan showing any proposed water sprinkler system.
  • A plan showing the location and arrangement of the emergency stop for the fuel oil unit pumps and for closing valves on the pipes from fuel oil tanks.
  • A plan of any proposed gas detection and alarm system.
1.2.8 For fire-extinguishing, the following plans and particulars are to be submitted:
  • A plan showing the layout and construction of the fire main, including the main and emergency fire pumps, isolating valves, pipe sizes and materials and the cross-connections to any other system.
  • A plan showing details of each fixed fire-fighting system, including calculations for the quantities of the media used and the proposed rates of application.
  • A general arrangement plan showing the disposition of all the fire-fighting equipment, including the water fire main, all fixed fire-extinguishing systems, the disposition of all portable and non-portable extinguishers and the types used and the position and details of the fireman’s outfits and any helicopter crash kits.
  • A plan showing the layout and construction of hydrants, hoses and nozzles including their material and type and the international shore connections.
1.2.9 For fire-control, general arrangement plans are to be submitted:
  1. showing clearly for each deck:
  2. together with particulars of the:
    • Fire alarms;
    • Detecting systems;
    • Sprinkler/deluge systems (if any);
    • Fire-extinguishing appliances;
    • Means of access to different compartments, decks, etc.; and
    • Ventilating system, including particulars of the fan control positions, the position of dampers and identification numbers of the ventilating fans serving each fire section.
1.2.10 The general arrangement plans, as required by Pt 7, Ch 3, 1.2 Submission of documentation 1.2.9, are to be permanently exhibited in all units, for the guidance of those on board:
  1. Alternatively, the aforementioned details may be set out in a booklet, a copy of which is to be supplied to each responsible person, and one copy at all times is to be kept up to date, any alterations being recorded thereon as soon as practicable.
  2. All descriptions in such plans and booklets are to be in the official language of the Flag State. If the language is neither English nor French, a translation into one of those languages is to be included.
  3. In addition, instructions concerning the maintenance and operation of all the equipment and installations on board for the fighting and containment of fire are to be kept under one cover, readily available in an accessible position.

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