C.S. Sovereign

C.S. Sovereign is a class DP2 type cable ship used for subsea cable installation and repair works. The ship was designed by BT Marine with Hart Fenton & Company as Naval Architects (now Houlder Ltd) and built by Van der Giessen de Noord in 1991.

C.S. Sovereign has four cable tanks. Two main tanks each have a capacity of 1327 m3 or 2,668 tonnes. Two wing tanks have a capacity of 199 m3 or 432 tonnes each. The vessel is equipped with two hydraulic powered drums 3.5 m in diameter and four wheel pair haul-off gears.

Main cable works

 * 1992 – SAT-2 (CS Vercors laid the cable from Melkbosstrand to the first branching unit; C.S. Sovereign laid the remainder)
 * 1995–1996 – TAT-12/13
 * 1999 – ESAT 2 (Ainsdale Sands, England – Dublin, Ireland)
 * 2006 – Estlink (power cable)
 * 2008 – BT LIBERTY (Guernsey–England)
 * 2008 – NORTHERN LIGHTS (Dunnet Bay, Scotland – Skaill, Orkney Islands)
 * 2009 – HANNIBAL (Kelibia, Tunisia – Mazara del Vallo, Italy)
 * 2010 - SGSCS (Port of Spain, Trinidad - Georgetown, Guyana - Paramaribo, Suriname)
 * 2010 - EMEC (power cable installation for various tidal and wave generators in Orkney Islands, Scotland)
 * 2010/2011 - JUDY (power/fibre cable installation between oil/gas platforms in the North Sea)