The Ninian Pipeline is a 175 km long crude oil pipeline, which runs from the Ninian Central platform in the northern North Sea to the Sullom Voe Terminal in Shetland Islands of Scotland.
Specification
The Ninian pipeline was laid in July 1976. It is a X65 steel pipeline with an outside diameter of 36 in with a wall thickness of 0.75 and 0.875 inches.[1]
The pipeline has a corrosion coating and a 65 mm concrete buoyancy coating. There are 200 kg Sacrificial zinc (Impalloy) anodes at ever 12th joint, with a total mass of 150 tonnes. Buckle arrestors comprising steel sleeves 1-inch thick and 2 m long are located every 36th joint.[1]
The pipeline has a maximum design capacity of 910,000 bbl/day and a maximum operating pressure of 1800 psia (124 barg).[1]