Ocean Mainport
Ocean Tern/ MHTN4
Rescue Recovery vessel Ocean Tern is a former supply vessel which has been converted to meet both British and Norwegian Stand-by Class.
Ocean Tern/ MHTN4 SPECIFICATION
Main Description
| Type | Stand-by/ Rescue |
| Classification | DNV+ 1A1, Supply vessel, SF, Oilrec., HL (r), DK (+) |
| Vessel Built | 1974 - Patje |
| Vessel Converted | 1977, 1985 |
| Name / Call Sign | Ocean Tern/ MHTN4 |
| Port of Registration | Aberdeen |
| Flag | UK |
Measurements
| Length O.A. | 57.04m |
| Length B.P.P. | 52.93m |
| Breadth Moulded | 11.50m |
| Depth Moulded | 5.50m |
| Draught,Max | 3.50m |
| Freeboard, Min | 2.00m |
| Corresponding D.W.T. | 800t |
| Gross Tonnage | 1104t |
| Net Tonnage D.W.T. | 331t |
Machinery D/E Propulsion
| Main Engines | 2 x 930bhp De Industrie |
| Bow Thruster | 1 x 240bhp KPS |
| Stern Thruster | 1 x 550bhp Ulstein |
| Main Generators | 2 x 2170/ 1800kVA, 60/50Hz |
| Emergency Generator, Min | 1 x 81bhp Caterpillar |
Performance / Consumption
| Max Speed | 12 knots |
Accomodation
| Cabins | 10 cabins/ 20 persons |
| Mess / Day Room | 15.25m2 |
| Cool Store / Freezer | 6.8m3/ 6.3m3 |
For Casualties
| Hospital | 13.64m2 |
| Seating Area | 35m2 |
Deck / AHL Equipment
| Tuggar Winch | 1 x 4t |
| Crane | 1 x 2t/12m |
Stand-By Rescue Equipment
| Rescue Class | Class B 300 survivors |
| Fast Rescue Class | 2 x 15 men |
| Rescue Basket | 1 x Rescue Basket |
| Rescue Scoop | 1 x Dacon Scoop |
Navigation Equipment
| 2 x X-Band radar/ ARPA FR2110/810D | |
| 1 x Direction finder | |
| 1 x GPS GP80 | |
| 1 x Gyro/ 1 x Autopilot, Simrad Robertson | |
| 1 x Echo-sounder | |
| 1 x Navtex receiver | |
| 1 x Speed log | |
| 1 x Night search system |