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S.V. John Lethbridge 08/04/2015 Survey Vessel The S.V . John Lethbridge combines the best in navigation, communications and survey equipment. The vessel is equipped to undertake Oceanographic and Geophysical survey operations and incorporates a 6000 metre depth rated dual frequency side scan sonar system, an EA 600 single beam hydrographic echo sounder and a hull mounted IXBlue Posidonia USBL transducer to ensure subsea positioning to a high degree of accuracy. The vessel is equipped with a 6000 metre depth rated SubAtlantic Comanche work class ROV complete with an array of sensors, manipulators and high-resolution cameras. Deep Ocean Search LTD - C/O Cim Corporate Services LTD - Les Cascades Building, Edith Cavell Street - Port Louis - Mauritius 1 Missions Seafloor Mapping Wreck Search Wreck Recovery Plane Crash Research Pipeline Survey Installation Inspection Route Clearance Information IMO: 6525131 Built: 1965 Class: R.V. Loyds 100A1LMC Flag: Panama Official: 32312 PEXT-1 Specifications Gross tonnage: 1835ton Net Tonnage: 549mt Length o.a: 74,83m Length b.p: 65,38m Draught LL: 4,997m Total deck: 350sqm Covered deck: 84sqm ROV deck: 96sqm Working deck: 180sqm Accommodations: 39 pers. Single cabins: 15 Double cabins: 12 S.V. JOHN LETHBRIDGE Ultra Deep Survey Vessel
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S.V. John Lethbridge 08/04/2015
Survey Vessel The S.V. John Lethbridge combines the best in navigation, communications and survey equipment.
The vessel is equipped to undertake Oceanographic and Geophysical survey operations and incorporates a 6000 metre depth rated dual frequency side scan sonar system, an EA 600 single beam hydrographic echo sounder and a hull mounted IXBlue Posidonia USBL transducer to ensure subsea positioning to a high degree of accuracy. The vessel is equipped with a 6000 metre depth rated SubAtlantic Comanche work class ROV complete with an array of sensors, manipulators and high-resolution cameras.
Deep Ocean Search LTD - C/O Cim Corporate Services LTD - Les Cascades Building, Edith Cavell Street - Port Louis - Mauritius �1
Missions
Seafloor MappingWreck SearchWreck RecoveryPlane Crash Research Pipeline SurveyInstallation InspectionRoute Clearance
Information
IMO: 6525131Built: 1965Class: R.V. Loyds 100A1LMCFlag: Panama Official: 32312 PEXT-1
Specifications
Gross tonnage: 1835ton NetTonnage: 549mtLength o.a: 74,83mLength b.p: 65,38mDraught LL: 4,997mTotal deck: 350sqmCovered deck: 84sqmROV deck: 96sqmWorking deck: 180sqmAccommodations: 39 pers.Single cabins: 15Double cabins: 12
S.V. JOHN LETHBRIDGE Ultra Deep Survey Vessel
S.V. John Lethbridge 08/04/2015
The vessel is also capable of hosting additional sensors or vehicles, such as AUVs, MBES, high frequency sonars or other units/systems.
Survey Equipment Ultra deep side scan sonar6000 msw rated dual frequency sonar operating on 30kHz and 100kHz. Ixsea digital mux. Safety recovery device, strobe lights, VHF gonio.
DVL aided INS positioning.
Very long range subsea positioning systemIXBlue Posidonia USBL 6000m depth rated (transponder and responder mode).
Acoustic release. Extremely long-range up to 8,000 m and accurate up to 0.3% of slant range
Ultra deep Remotely Operated VehicleSubAtlantic Comanche ROV rated to 6000 msw, equipped with 2 Shilling Orion manipulators (7 functions & 5 functions), forward looking sonar, HMI lights, 3 CCD video cameras, stills digital cameras, dredge/jetting unit.
Fitted with additional link for multi-beam echo sounder or extra sensorsTMS equipped with 200m floating tether, lights, cameras and additional sensors on request.
Deep Ocean Search LTD - C/O Cim Corporate Services LTD - Les Cascades Building, Edith Cavell Street - Port Louis - Mauritius �2
Main Engines
• Output: 2381kW / 3218BHP
• Port: GEC Diesel LTDType Ruston 12RK 3C
• Starboard:English Electric Co LTDType Ruston 1H 12 CVSM
Thrusters
• Bow:White Gill Jet 800HP1800rpm diesel driven Cummins V12 K38M
• Stern:KaMeWa tunnel CPP 500HP1800rpm diesel driven Cummins engine
• Aft:Brunvoll Electric Hydraulic105HP fixed pitchVariable speed
Generators
• Main engine port: AC 300kW, 415V 50Hz
• Main engine starboard: AC 300kW, 415V 50Hz
• Auxiliary 1Cummins KT 2300 G760HP - 260kW - 325kVA
• Auxiliary 2Cummins NTA 855 G425HP - 200kW - 250kVA
• Auxiliary 3Cummins450HP - 240kW - 300kVA
S.V. John Lethbridge 08/04/2015
Sound velocity probeSVP16 from AML Oceanographic, 6000m rated
Very long range echo sounderKongsberg Simrad EA600 master station, 9000m rated
Motion Reference UnitAttitude sensor IXBlue Octans III is a subsea survey grade gyrocompass and complete motion sensor for depths to 6,000 m. Based on FOG technology, it outputs true heading, roll, pitch, surge, sway, heave, speed and acceleration.
Deep Ocean Search LTD - C/O Cim Corporate Services LTD - Les Cascades Building, Edith Cavell Street - Port Louis - Mauritius �3
Fuel Consumption
On Port: 1t/dayTransit eco: 4t/day @ 7.5kntTransit full spd: 5t/day @ 9kntOps sonar: 3.5t/day @max dptOps ROV: 4t/day
Capacities
Speed: 9 knotsService: 7.5 knotsFresh water: 86 tonFuel: 220 ton*Water prod: 10ton/day**
Notes:
*140 ton usable during ROV operation for stability reasons
**No drinking water to be made within 25nm from land
Navigation
• Radars:Furuno FR2135S S BandFuruno FAR2815 X Band
• Autopilot: Robertson AP9-MK3
• Gyro:IXblue Octans IIISperry MarineNavigat X Mark 2
• DGPS:Furuno SeaStar 3100Thales 3011
• DP system:Navis Nav DP 4000
MH370 PROJECT
ATSB FULL EQUIPMENT SEA TRIALS
August 2014
S.V. John Lethbridge 08/04/2015
Control Room SoftwareNavigation: QinsySonar acquisition: Delph Sonar, Sonar Wiz Post-processing: Sonar Wiz, Qinsy, Fledermaus, ArcGISVideo editing: Premiere ProPhoto editing: Photoshop
HardwareDedicated temperature controlled rack room 8 Dell Precision 7910 rack workstations, Windows 7 2 HP power rack servers, Windows 2008 Server
Video4K video recorder with double SSD drivesDVCam recorderDVR video recorder with integrated overlay systemCCTV quad recorderVideo over IP system
Deep Ocean Search LTD - C/O Cim Corporate Services LTD - Les Cascades Building, Edith Cavell Street - Port Louis - Mauritius �4
Communications
• AIS:Furuno FA100
• Radio:Furuno FM8000Furuno FM8500Furuno 1562
• Nav text:Furuno weather faxFuruno NX-700 ICS Nav 4
• Satcom Inmarsat:Inmarsat B Fleet55Inmarsat C Felcom 15Tx Freq. 1626.5-1660.5MHzRx Freq. 1525.0-1559.0MHz
• Satcom VSatVSat SeaSat band Ku
Contact us
[email protected] pictures under copyright Frederic Bassemayousse & Deep Ocean Search Limited.
