(IV-7-3) General Safety
(IV-7-3) General Safety
(IV-7-3) General Safety
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Rules <strong>IV</strong> Industrial Services<br />
Part 7 Offshore Substations<br />
Chapter 3 <strong>General</strong> <strong>Safety</strong><br />
Section 5<br />
Access and Transfer<br />
B.1.1 Design<br />
• The boat landings shall be designed to the expected loads from the largest expected size of service<br />
vessel. The maximum vessel size and approach speed shall be clearly marked on the boatlanding.<br />
• Two boatlandings should be considered, appropriately positioned to accommodate for prevailing<br />
wind, wave and tidal conditions.<br />
B.1.2 Operation<br />
• As a minimum, all personnel shall be provided with appropriate personal protection equipment including<br />
safety harness, head protection and a high visibility life jacket. A survival suit shall always be<br />
available for use.<br />
• Cargo, tools and baggage shall not be carried by persons.<br />
B.2 Boatlanding with gangway docking systems<br />
When a vessel mounted gangway which is connected directly or indirectly to the installation will be used,<br />
the following criteria should be applied:<br />
B.2.1 Design<br />
• All parts (structure of the installation, the landing platform, the gangway and the docking arrangement)<br />
shall be designed to withstand loads and impacts from the largest expected size of service<br />
vessel.<br />
• The vessel shall have a dynamic positioning system.<br />
• The maximum vessel size and approach speed shall be clearly marked on the structure. Maximum<br />
safe working load and maximum number of people allowed on the gangway at any one time shall be<br />
clearly marked.<br />
• The docking system shall be certified by an independent certification body.<br />
B.2.2 Operation<br />
• As a minimum, all personnel shall be provided with head protection and a high visibility life jacket. A<br />
survival suit shall always be available for use.<br />
• Cargo, tools and baggage shall not be carried by persons.<br />
C<br />
Personal Transfer by Crane<br />
C.1 Crane<br />
The crane shall be equipped with a special mode for personnel transfer. Range and operational loads are<br />
subject to the service requirements, mentioned in the specification and operations manual.<br />
C.2 Type of personnel transfer system<br />
The selection of transfer system depends on Company’s knowledge and experiences. Various transfer<br />
system are available in the offshore market.<br />
C.3 Location of boarding<br />
Several restrictions and requirements on board of the installation and on board the vessel shall apply for<br />
an easy boarding of personnel:<br />
• Size of area for both boarding and inspection for riggers as well as a free hoisting and lowering has<br />
to be safe and adequate.<br />
• Service range of lifting appliance during operation has to be considered.<br />
• Location of embarkation is to be marked.<br />
• Barriers to be installed to limit access only for authorized personal.<br />
• Area to be free of obstacles, e.g. each kind of piping, air vents, clamps, bollards etc.<br />
Edition 2013 Germanischer Lloyd Page 5–2
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