  {|    |} iolair (gaelic for eagle) is a specialised semi-submersible offshore platform designed for bp to support and service oil platforms in the north sea and served as an emergency support vessel (esv) in the forties oil field. since 2000 she has been working in the bay of campeche, mexico as an offshore construction and service vessel. ==particulars== iolair is a self-propelled, twin hull, vessel and operates as a dynamically positioned (dp) construction support vessel. the vessel can operate up to a water depth of , is  long and  wide, and has 350&nbsp;beds with single and double occupancy. this unique vessel did not start as an esv, but rather as the concept of a maintenance and support vessel (msv). it was proposed for the forties oil field, jointly owned by british national oil corporation and operated by b
1982_ships Oil_platforms Semi-submersibles Ships_built_in_Scotland Ships_of_BP Transocean