Oseberg A
Oseberg A was installed in the North Sea in 1988 and since then been extended with Oseberg B and D which are steel structures. Oseberg A now acts as the field center where gas is sent to the Sture teminal. Condeep with 4 shafts and 30 cells in the concrete gravity base, modified for shallower water depth. Processing and accommodation.
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Construction site
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Stavanger and Stord, Norway
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Installation site
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The Oseberg field, North Sea
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Tow-out weight
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800 000 tonnes
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Substructure, operating weight
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1,25 million tonnes
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Concrete
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120 400 m3
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Reinforcement
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32 000 tonnes
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Total height of concrete structure
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137,7 m
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Topside, operating weight
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60 000 tonnes
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Total height of platform with deck
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193 m
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Topside production capacity
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240 000 bopd and 6*106 Sm3/d
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Topside installation on substructure
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July 1987
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Tow to field / installation on field
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June 1988
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