DUC owns a fleet of multi-purpose vessels for inshore and offshore purposes.

The fleet, crew and naval contacts are managed by MARITIEM, the maritime part of DUC MARINE GROUP.

For inshore contracts DUC has a variety of floating devices, work platforms and work vessels.

For offshore projects DUC owns two vessels with versatile possibilities.

Our vessels can be equipped for Diving Intervention & Assistance, Salvage Work, Survey, Small Scale Dredging, Blasting, Coating Works etc.

DUC’s Vessels are also for hire. Feel free to contact us about the possibilities, we are happy to be of service.

Assistent III

The “Assistent III” measuring 20 x 4 metres is ideally suited for the smaller (diving) jobs in inshore waters.


The ‘Ram’ is 56 metres long, it is equipped with a hydraulic knuckle boom crane rated at 150 T/M (tonnes/metres), with a maximum range of 27 M, at the bow and a telescopic crane rated at 60 T/M, with a maximum range of 21 metres, at the stern.

The permanent accommodation is suitable for four crewmembers and five passengers. The ‘Ram’ can operate up to 20 nautical miles off the coast.

The ‘Ram’ can also be equipped with extendable spud poles (up to 27 metres long), it has a four-point mooring system and is prepared for diving activities with the presence of breathing gas compressors, buffer tanks and a decompression chamber.