Heerema Marine Contractors’ Sleipnir, the world’s largest semi-submersible crane vessel, sits in the Sembcorp Marine shipyard in Singapore

Heerema Marine Contractors' Sleipnir, the world's largest semi-submersible crane vessel, sits in the Sembcorp Marine shipyard in Singapore

Heerema Marine Contractors’ Sleipnir, the world’s largest semi-submersible crane vessel, sits in the Sembcorp Marine shipyard in Singapore