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The Castoro Sei in the Baltic Sea, south-east of Gotland on contract to Nord Stream, March 2011
Career 100x35px<tr valign="top"><td>Name:</td><td>

Castoro Sei</td></tr><tr valign="top"><td>Owner:</td><td> Saipem[1]</td></tr><tr valign="top"><td>Operator:</td><td> Saipem</td></tr><tr valign="top"><td>Port of registry:</td><td> Nassau, Bahamas</td></tr><tr valign="top"><td>Builder:</td><td> Fincantieri, Italy</td></tr><tr valign="top"><td>Completed:</td><td> 1978</td></tr><tr valign="top"><td>Identification:</td><td> Call sign: C6DF4
IMO number: 8758603
MMSI no: 308162000</td></tr>

General characteristics

<tr valign="top"><td>Length:</td><td> 152 m (499 ft)[1]</td></tr><tr valign="top"><td>Beam:</td><td> 70.5 m (231 ft)[1]</td></tr><tr valign="top"><td>Draught:</td><td> 15.5 m (51 ft)[1]</td></tr><tr valign="top"><td>Depth:</td><td> 29.8 m (98 ft)</td></tr><tr valign="top"><td>Speed:</td><td> 5.8 knots (10.7 km/h; 6.7 mph)[2]</td></tr><tr valign="top"><td>Crew:</td><td> 330[1]</td></tr>

The Castoro Sei (Italian for Beaver Six) is a column stabilized semi-submersible pipelay vessel. She has an overall length of 152 metres (499 ft), a width of 70.5 metres (231 ft) and a operating draught of 7.8 to 15.5 metres (26 to 51 ft). The Castoro Sei is equipped with 2 rotating gantry cranes 134 tonnes capacity and three 110 tonne pipe tensioners for pipelaying. She provides accommodation for 330 persons.[1]

She was built in 1978 by Fincantieri, and owned and operated by Saipem. Her port of registry is Nassau, Bahamas.

The Castoro Sei has been used for laying a number of pipelines in the Black Sea, North Sea and Mediterranean Sea, including Blue Stream, Greenstream, Medgaz, Trans-Mediterranean, Europipe II, and BBL pipelines.[3][4][5][6] The vessel is also deployed for laying the Nord Stream pipeline in the Baltic Sea.[7]

References

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