Feature 2 | GAS tANkerS
SIGTTO steers IGC Code review
A new steering group formed to revise the ‘International Code for the
Design and Equipment for Ships Carrying Liquefied Gases in Bulk’ met for
the first time in London in late January.
T
he ‘International Code for the Terminal Operators (SIGTTO) informally the Maritime and Coastguard Agency’s
Design and Equipment for Ships approached the IMO with a view to David MacRae, International Electrical
Carrying Liquefied Gases in bringing the existing code up to date. The Committee representative Bernard Twomey
Bulk’ (IGC Code) was adopted by the discussion resulted in the submission of a (of Lloyd’s Register), Aker Yards’ Ari Sipila,
International Maritime Organization in paper to the IMO orchestrated through the Lauritzen Kosan technical director Peter
1983, although it has been subsequently UK Admisitration to the 83rd session of the Justesen, Kawasaki Heavy Industries’
amended to take into account developments Maritime Safety Committee, after which Matsato Nakamura, Tractabel’s Manfred
in the industry. the MSC agreed to include the revision of Kuever, China LNG general manager Doug
Now, though, the time has come for a the IGC Code as a high priority work item Brown, former LR head of risk Gordon
fundamental review. Today’s ships are not on the programme of the Bulk Liquids and Milne, Mitsui OSK Line’s Kiyotaka Yoshida,
only larger than ever before; some liquefied Gases Subcommittee. The liquefied gas Teekay’s David MacDonald, IMO Maritime
natural gas carriers include different shipping industry, led by SIGTTO, is due to Safety Division director Koji Sekimizu,
propulsion technology – whether dual fuel present the revised Code to the IMO as an as well as SIGTTO general manager Bill
or slow speed diesel, and some include information paper at BLG 14, in February Wayne.
shipboard reliquefaction and regasification 2010. This steering group, specially selected
plants not envisaged in the earlier code. A steering committee has been put to represent a broad span of interests and
Furthermore, in being of its time, the together by Roger Roue, SIGTTO technical geographical coverage, will oversee the
existing IGC Code is based on prescriptive adviser. It includes a broad cross section of development of a new Code by up to 10
rules, where current thinking at the IMO senior industry representatives, both by working groups, each including eight to 10
is for ship construction to aim at goal- function and by geographical location. industry representatives.
based standards. Liquefied petroleum Mr Roue said the move towards goal-
carriers, like their LNG counterparts, Broad interests based standards had direct implications
could be reconfigured in light of such new Mr Roue, as chair, is joined by IACS for designers of gas tankers. He offered the
thinking. representative Jim Gaughan (of ABS), example of the location of protective tanks.
In representing industry interests, the Chris Clucas, who was involved in the The existing prescriptive rules simply
Society of International Gas Tanker & latter stages of the original IGC Code, state that such tanks need to be at a given
The LNG Carrier Al Gattara introduces
a new generation of Q-Flex ships - the
first of four for OSG Nakilat. Able to carry
216,000m
3
of LNG, Q-Flex innovations
include the first-of-its-kind shipboard re-
liquefaction plant – just one of the factors
to be involved in the review of the IGC
Code.
50 The Naval Architect February 2008
NA Feb 08 - p50+52.indd 50 05/02/2008 09:40:13
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