Rocks & mirror

Encyclopedia of Marine and Energy Technology



A primarily horizontal pipe lying on, near or beneath the seabed normally used for the transportation of hydrocarbon products, (ABS).

The 826km long NorFra pipeline runs from the platform complex in Norwegian waters to Dunkerque in France. The 42in-diameter pipe has a wall thickness of up to 30.3mm and its concrete weight coating ranges from 65-110mm thick. When carrying that thickest concrete coat, a single 12m joint of pipe weighs 25t.

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