Topsides

Oil & Gas Drilling Glossary - IADCLexicon.org

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structures and equipment placed on a supporting structure (fixed or floating) to provide some or all of a platform’s functions

Note 1 to entry: For a ship-shaped floating structure, the deck is not part of the topsides.

Note 2 to entry: For a jack-up, the hull is not part of the topsides.

Note 3 to entry: A separate fabricated deck or module support frame is part of the topsides.

Source: ISO 19900:2013, Petroleum and natural gas industries – General requirements for offshore structures. Global Standards

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