Where does this come from, and can I check it?

The 1.2 million tonne gas platform was towed out to sea in 1996. The figure is taken from Equinor, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.

Is this really a records & extremes fact?

Yes. It sits on the Records & Extremes shelf, one of 2,600 sourced facts grouped into space, animals, the human body, history, science and more. Category pages collect every fact in the same field.

What else can I read about it?

The links under the fact point to a quiz, game, puzzle or calculator on the same subject, and the shelf below shows related facts. The wording here is original, and quoted phrases are marked as quotations.

Mondo Knows Facts

Troll A is the heaviest object ever moved

The 1.2 million tonne gas platform was towed out to sea in 1996 Troll A stands on the Norwegian continental shelf in about 300 metres of water, and its concrete legs reach from the seabed to a deck 472 metres above the base. The whole structure, weighing roughly 1.2 million tonnes, was built on land and floated out in 1996, making it the heaviest object people have ever moved across the surface. Gas from the field reaches shore through a long pipeline. It sits in Mondo's records & extremes collection, one of 200 facts that each trace back to the reference below.

Where this comes from

Equinor

Facts that can change over time are reviewed and updated. If something here looks wrong, Mondo would rather know than be confidently incorrect.

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Tags: platforms, norway, engineering

Troll A is the heaviest object ever moved: the short answers

Where does this come from, and can I check it?: The 1.2 million tonne gas platform was towed out to sea in 1996. The figure is taken from Equinor, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.
Is this really a records & extremes fact?: Yes. It sits on the Records & Extremes shelf, one of 2,600 sourced facts grouped into space, animals, the human body, history, science and more. Category pages collect every fact in the same field.
What else can I read about it?: The links under the fact point to a quiz, game, puzzle or calculator on the same subject, and the shelf below shows related facts. The wording here is original, and quoted phrases are marked as quotations.