FLEET

IMDH is justly proud of its position in the market as the only group capable of handling the full spectrum of activities involved in underwater mining by means of a cutting-edge fleet.

DP STAR
DP STAR

The surveying and sampling vessel DP STAR (length overall 45 metres) is equipped with a dynamic positioning (DP) system that does away with anchoring while on a sampling station.
IMDH - DP STAR
MV THE EXPLORER
THE EXPLORER

The sampling and mineral exploration vessel THE EXPLORER (length overall 114.85 metres) is equipped with a DP 2 dynamic positioning system (DP2) enabling the vessel to maintain position to within one metre without the need to deploy anchors, and then to move quickly to the next sampling location.
IMDH - MV THE EXPLORER
MV YA TOIVO
YA TOIVO
The mining vessel YA TOIVO (length overall 149.50 metres) is equipped with a 4 point-mooring-system integrated anchor-assist and a dynamic positioning (DP2) system which combine to safeguard the vessel remaining in station in all weather conditions.
IMDH - MV YA TOIVO

SAMPLING & MINING TOOLS

SAMPLING DRILL TOOL
SAMPLE DRILL
The Sample Drill Tool is at present located on the vessel The Explorer. The system is a free standing seabed drill sampler; its defining features are its footprint of 5m-square and capability to recover samples up to depths of 8 to 12 metres into the seabed.
Sample Drill Tool – Simulation of underwater operation and view of the tool on board of the MV THE EXPLORER
SUBSEA TRACTOR MK3
SUBSEA TRACTOR MK3 – Simulation of Sea Crawler Mining Operation
The Remotely Operated Subsea Tractor MK3 (ROST) is on board the vessel Ya Toivo. It is track-driven, equipped with a dredge pump system of 2.4 MW power, a 500 KW hydraulic power pack and a 500 KW jet-water system. The ROST is powered by an electrical 3.3 KV Variable Speed Drive (VSD) supplied from the vessel via a special custom-made HD umbilical cable.
SUBSEA TRACTOR MK3 – Simulation of underwater operations
4 Groot Tiras Street
Eros
Windhoek
Republic of Namibia

Tel.: +264 (0) 61 27 27 61
Fax: +264 (0) 61 27 27 62
29 Carlisle Street
Paarden Eiland
Cape Town (7405)
Republic of South Africa

Tel.: +27 (0) 21 510 1881
Fax: +27 (0) 21 510 5035
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