Isaac Newton Launched from Uljanik Shipyard, Awarded Subsea Cable Install Job

isaac newton ship launch
Screen shot via YouTube

On 7 March 2015, the multipurpose vessel Isaac Newton, under construction at Uljanik Shipyard in Croatia, was launched from slipway number 2.   The vessel was ordered in August 2013 by dredging and marine contractor Jan De Nul and is expected to be delivered this year.

The vessel was specifically designed to install subsea power cables for offshore wind farms and if needed, to install high voltage subsea cables to connect countries together. Late last week, she gained a contract to install 148 kilometers of subsea export cables for the UK’s Race Bank offshore wind development project.  The contract is set to commence in 2016.


Vessel particulars:

  • LOA: 138 meters
  • Beam: 32 meters
  • Deadweight: 10,500 tons
  • Power: >12 MW via MAN diesel engines
  • Propulsion: DP2 utilizing (2) 3,000 kW Azimuth stern propellors, (1) 2,000 kW central retractable and (2) 1,500 kW bow thrusters

isaac newton multi-purpose ship

The vessel will be outfitted with two active heave compensated cranes, an A-frame, plus a work-class ROV.  In cable-installation mode, the vessel will be capable of transporting and laying cable in a single length while utilizing a 10,000 ton carousel, the highest capacity such carousel in the world.