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Modalities for the provisioning of LNG as shipping fuel in Flemish Ports

Modalities for the provisioning of LNG as shipping fuel in Flemish Ports

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DET NORSKE VERITAS<br />

Report <strong>for</strong> Departement Mobiliteit en Openbare Werken<br />

Modaliteiten voor het aanbieden van <strong>LNG</strong> als scheepsbrandst<strong>of</strong> <strong>in</strong> Vlaamse havens<br />

MANAGING RISK<br />

2.1 Limitations <strong>in</strong> <strong>the</strong> use <strong>of</strong> oils <strong>as</strong> <strong>fuel</strong><br />

The follow<strong>in</strong>g limitations shall apply to <strong>the</strong> use <strong>of</strong> oil <strong>as</strong> <strong>fuel</strong>:<br />

2.1.1 except <strong>as</strong> o<strong>the</strong>rwise permitted by this paragraph, no oil <strong>fuel</strong> with a<br />

fl<strong>as</strong>hpo<strong>in</strong>t <strong>of</strong> less than 60ºC shall be used.<br />

2.4.2 The <strong>in</strong>ternational code <strong>for</strong> <strong>the</strong> construction and equipment <strong>of</strong> ships<br />

carry<strong>in</strong>g liquefied g<strong>as</strong>es <strong>in</strong> bulk (IGC code)<br />

The International Code <strong>for</strong> <strong>the</strong> Construction and Equipment <strong>of</strong> Ships Carry<strong>in</strong>g Liquefied<br />

G<strong>as</strong>es <strong>in</strong> Bulk (IGC Code) applies to g<strong>as</strong> carriers constructed on or after 1/7/1986. G<strong>as</strong><br />

carriers constructed be<strong>for</strong>e that date should comply with <strong>the</strong> requirements <strong>of</strong> <strong>the</strong> Code <strong>for</strong> <strong>the</strong><br />

Construction and Equipment <strong>of</strong> Ships Carry<strong>in</strong>g Liquefied G<strong>as</strong>es <strong>in</strong> Bulk (GC Code) (g<strong>as</strong><br />

carriers constructed between 31/12/1976 and 1/7/1986) or <strong>the</strong> Code <strong>for</strong> Exist<strong>in</strong>g Ships<br />

Carry<strong>in</strong>g Liquefied G<strong>as</strong>es <strong>in</strong> Bulk (g<strong>as</strong> carriers constructed be<strong>for</strong>e 31/12/1976).<br />

The purposes <strong>of</strong> <strong>the</strong>se codes is to provide an <strong>in</strong>ternational standard <strong>for</strong> <strong>the</strong> safe transport by<br />

sea <strong>in</strong> bulk <strong>of</strong> liquefied g<strong>as</strong>es and certa<strong>in</strong> o<strong>the</strong>r substances, by prescrib<strong>in</strong>g <strong>the</strong> design and<br />

construction standards <strong>of</strong> ships <strong>in</strong>volved <strong>in</strong> such transport and <strong>the</strong> equipment <strong>the</strong>y should<br />

carry so <strong>as</strong> to m<strong>in</strong>imize <strong>the</strong> risk to <strong>the</strong> ship, its crew and to <strong>the</strong> environment, consider<strong>in</strong>g <strong>the</strong><br />

nature <strong>of</strong> <strong>the</strong> products <strong>in</strong>volved. The IGC Code is currently under review, updates are<br />

expected by 2014.<br />

The IGC Code covers <strong>the</strong> design <strong>of</strong> vessels transport<strong>in</strong>g liquefied g<strong>as</strong>es; <strong>the</strong>re<strong>for</strong>e, it is<br />

applicable to <strong>LNG</strong> feeder ships & bunker<strong>in</strong>g barges.<br />

The IMO IGC Code consists <strong>of</strong> <strong>the</strong> follow<strong>in</strong>g chapters:<br />

1) 1983 IGC Code Preamble<br />

2) General Code<br />

3) Ship survival capability and location <strong>of</strong> cargo tanks<br />

4) Ship arrangements<br />

5) Cargo conta<strong>in</strong>ment<br />

6) Process pressure vessels and liquid, vapour and pressure pip<strong>in</strong>g systems<br />

7) Materials <strong>of</strong> construction<br />

8) Cargo pressure/temperature control<br />

9) Cargo tank vent systems<br />

10) Environmental control<br />

11) Electrical <strong>in</strong>stallations<br />

12) Fire protection and fire ext<strong>in</strong>ction<br />

13) Mechanical ventilation <strong>in</strong> <strong>the</strong> cargo area<br />

14) Instrumentation (gaug<strong>in</strong>g, g<strong>as</strong> detection)<br />

15) Personnel protection<br />

16) Fill<strong>in</strong>g limits <strong>for</strong> cargo tanks<br />

17) Use <strong>of</strong> cargo <strong>as</strong> <strong>fuel</strong><br />

18) Special requirements<br />

19) Operation requirements<br />

20) Summary <strong>of</strong> m<strong>in</strong>imum requirements<br />

DNV Reg. No.: 13YB7C6-3<br />

Revision No. 2 PART II<br />

Date :2012-07-10 Page 30 <strong>of</strong> 63 CONFIDENTIAL

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