M/V MIDNIGHT ARROW

THE VESSEL HAS TWIN-SCREW PROPULSION AND IS DESIGNED SPECIFICALLY FOR ROV, SURVEY AND OFFSHORE SUPPORT OPERATIONS IN THE ARABIAN GULF, FAR EAST AND GULF OF MEXICO WATERS. FOR THIS DUTY, THE VESSEL HAS RAPID AND EFFICIENT HANDLING CHARACTERISTICS.

 

THE VESSEL IS CAPABLE OF SUPPORTING A WIDE RANGE OF OFFSHORE SUPPORT ACTIVITIES, INCLUDING ROV SUPPORT, SURVEY SUPPORT, OFFSHORE CONSTRUCTION AND MAINTENANCE.

THE VESSEL IS OF ALL WELDED MILD STEEL CONSTRUCTION HAVING A FLARED BOW, TRANSOM TYPE STERN AND DOUBLE CHINE HULL FORM.

A MOONPOOL (4.5 M X 4.5 M) IS PROVIDED FORWARD AND MIDSHIPS OF THE MAIN DECK AND EQUIPPED WITH A BOTTOM CLOSURE DOOR AND TOP CLOSURE PLATE THAT WHEN FITTED WILL MAINTAIN THE UNIFORM DECK LOADING. 

PROPULSION IS BY TWIN AZIMUTH PROPELLER UNITS OF SCHOTTEL MANUFACTURE AT THE STERN, EACH DRIVEN BY A CATERPILLAR MARINE DIESEL ENGINE..

TRANSVERSE THRUST IS PROVIDED BY THE TWIN AZIMUTH UNITS AND TWO SCHOTTEL TUNNELTHRUSTER UNITS INSTALLED AT THE BOW.

ACCOMMODATION IS ARRANGED IN THE FORECASTLE DECKHOUSE AND IN DECKHOUSES ABOVE THE FORECASTLE DECK, SURMOUNTED BY A MAXIMUM ALL ROUND VISION BRIDGE.

THE VESSEL IS FITTED WITH A DUAL REDUNDANT DYNAMIC POSITIONING SYSTEM OF NAUTRONIX ASK 5002 MANUFACTURE CONFIGURED TO AND SUITABLE FOR HER SUPPORT ACTIVITIES.

AN ALLOY HELIDECK TO FAA REGULATIONS SUITABLE FOR A BELL 412 HELICOPTER IS FITTED FORWARD.

 

THE VESSEL HAS THE FOLLOWING PRINCIPAL DIMENSIONS:

LENGTH, OVERALL             60.00M (EXCLUDING FENDERS)

LENGTH, B.P 55.00M BREADTH, MLD 13.30M

DEPTH, MLD          5.00M DRAFT        4.10M

CLEAR DECK        28.0M X 12.5M, 350 SQUARE METRES

UNIFORM DECK LOADING 5 TONNES/SQUARE METRE 

 

CLASSIFICATION AND REGULATION

CLASS: AMERICAN BUREAU OF SHIPPING

NOTATION:           A.B.S. + A1, CIRCLE E, + AMS, + DPS2

 

THE VESSEL ALSO COMPLIES WITH THE REQUIREMENTS OF THE FOLLOWING:

                SOLAS 1974 CONVENTION WITH AMENDMENTS 1978 AND 1981.

                INTERNATIONAL LOAD LINE 1966    BAHAMAS REGULATORY REQUIREMENTS  INTERNATIONAL CONVENTIONS FOR:

- PREVENTION OF POLLUTION AT SEA 1973 WITH AMENDMENTS 1978

- PREVENTION OF COLLISIONS AT SEA 1972 WITH RESOLUTIONS A464 (XII), A676 (15) AND A678 (16)

                INTERNATIONAL TONNAGE MEASUREMENT 1969

                ABS GUIDE FOR CERTIFICATION OF CRANES (REGISTER OF LIFTING APPLIANCES)

                IMO RECOMMENDATIONS FOR THE SAFETY OF SPECIAL PURPOSE SHIPS

 

THE CONSTRUCTION AND MATERIALS OF THE VESSEL IS SUITED TO THE SITE CONDITIONS DESCRIBED BELOW:

                SEA WATER TEMPERATURES           15º TO 37º CENTIGRADE

                AMBIENT SHADE TEMPERATURES   -3º TO +50º CENTIGRADE

 

THE VESSEL IS CAPABLE OF CARRYING A DEADWEIGHT OF 800 TONNES AT THE DESIGN DRAFT.

 

CAPACITIES:

                 

                 

FUEL OIL TANKS (100% FULL)

FRESH WATER TANKS (100% FULL)

BALLAST WATER TANKS (100% FULL)

: 535M3 (INCLUDING DAILY SERVICE/SETTING)

: 155M3 : 350M3

                 

DECK CARGO (MAX)

: 500 TONNES

 

THE VESSEL SPEED IS 12.5 KNOTS IN A FULLY LOADED CONDITION UNDER TRIALS CONDITION WITH THE MAIN ENGINES OPERATING AT NOT MORE THAN 100% OF MAXIMUM CONTINUOUS RATING.

 

 

 

SERVICE SPEED                  

: 11 KNOTS 

 

 

FUEL CONSUMTION (STEAMING)

: 8 TONNES PER DAY 

 

 

FUEL CONSUMPTION (DP) 

: 3.5 TONNES PER DAY

 

 

FUEL CONSUMPTION (PORT)

: 0.5 TONNE PER DAY

 

OFFICER AND CREW

: 14

CLIENTS                 

:  8

SUPERINTENDENT

:  4

TECHNICIANS        

:  8

OTHER   

: 18

TOTAL    

: 52

 

THE ACCOMMODATION CAN BE CONFIGURED TO SUIT OTHER COMBINATIONS THAN INDICATED UP TO THE MAXIMUM COMPLEMENT.

THE VESSEL IS DESIGNED AND CONSTRUCTED TO CLASSIFICATION REQUIREMENTS AND INCLUDE CLASS RECOMMENDATIONS FOR SIDE IMPACT. A DOUBLE PLATE SKEG IS FITTED ON THE CENTRELINE AFT.

THE MAIN DECK CLEAR WORKING AREAS IS 28.0M LONG X 12.5M WIDE BETWEEN BULWARKS, IS LAID WITH 70MM HARDWOOD SECURED IN 'T' BARS AND IS DESIGNED FOR A STATIC LOAD OF 5 TONNES/SQUARE METRE.

MAIN DECK BULWARKS ARE OF 1.05M HEIGHT WITH A TOP RAIL FORMED FROM HEAVY BULB SECTION.

 

ANCHORS AND CABLES:

ANCHORS:            2 x STOCKLESS HIGH HOLDING POWER TYPE, EACH 1500KG CABLES: 440M OF 34MM DIAMETER, GR2, CHAIN CABLE

TOWLINE:              190M OF GALVANISED STEEL WIRE ROPE, BS = 31.2 TONNE MOORING:                 4 x 160M OF POLYPROPYLENE ROPE, BS = 12.5 TONNES

DECK MACHINERY:

1 x HYDRAULIC WINDLASS WITH TWO CABLE DRUMS AND TWO WARPING DRUMS 2 x HYDRAULIC CAPSTANS 5 TONNE

DECK CRANE:

1 x ELECTRO-HYDRAULIC DECK CRANE WITH A SAFE WORKING LOAD OF 45.0 TONNES AT 6.00 METRES, HOOK TRAVEL 300 METRES, MAXIMUM OUTREACH 15.0 METRES WITH CAPACITY OF 15.0 TONNES.   

FULLY CLASS CERTIFIED AS AN OFFSHORE MARINE CRANE.

PROVIDED TO MEET SOLAS/CLASS REQUIREMENTS FOR THE VESSELS MAXIMUM COMPLEMENT.

THE FOLLOWING PRINCIPAL MACHINERY ITEMS ARE PROVIDED:

MAIN ENGINES:

 

2 x CATERPILLAR 3512 DITA MARINE DIESEL ENGINES, EACH RATED AT 1200 BHP AT 1800 RPM.

AZIMUTH UNITS:

 

2 x SCHOTTEL 1010 STP UNITS.

TUNNEL THRUSTERS:

 

2 x SCHOTTEL STT 170LK UNITS, ELECTRICALLY DRIVEN.

GENERATORS:

 

3 x DIESEL DRIVEN (CATERPILLAR 3412C) MARINE ALTERNATORS,  425KW, 440 V, 3 PHASE, 60 Hz ARRANGED FOR PARALLEL OPERATION.

ROV GENERATOR:

 

1 x DIESEL DRIVEN (CATERPILLAR 3408B) MARINE ALTERNATOR RATED 350 KVA.

EMERGENCY GENERATOR:

1 x DIESEL DRIVEN (CATERPILAR 3304 NA) MARINE ALTERNATOR RATED 65KW.

THE VESSEL IS FITTED WITH A NAUTRONIX ASK 5002 DUAL REDUNDANT DYNAMIC POSITIONING (DP) SYSTEM THAT MEETS NMD CONSEQUENCE CLASS II REQUIREMENTS, IMO EQUIPMENT CLASS II REQUIREMENTS AND ABS NOTATION DPS2.

 

PRIMARY EQUIPMENT  

2 x OPERATOR CONSULE

2 x PROCESSING UNIT

1 x PORTABLE REMOTE JOYSTICK

1 x POWER MANAGEMENT SYSTEM

1 x AUTOPILOT PANEL

 

PERIPHERAL EQUIPMENT 

2 x UPS (4.5 KVA)

2 x EVENT LOGGING PRINTER

1 x DP ALARM SYSTEM

 

ENVIRONMENTAL SENSORS

2 x ANSCHUTZ GYRO COMPASS WITH 6 x REPEATER STATIONS

2 x WATSON VERTICAL REFERENCE UNIT

2 x RM YOUNG WIND SENSOR

 

REFERENCE SENSORS

2 x RACAL DGPS SKYFIX

1 x ATS II ACOUSTIC SYSTEM

1 x TAUT WIRE  SYSTEM (300 METRES OPERATIONAL DEPTH)

 

REFERENCE DEPLOYMENT

1 x HYDROPHONE DEPLOYMENT SYSTEM

1 x TAUT WIRE DAVIT/WINCH, ELECTRO-HYDRAULIC, CONSTANT TENSION, 2 SPEED WITH REMOTE CONTROL,  500 METRES 10MM NON ROTATING CABLE..

 

SYSTEM: 440 VOLT, 3PH, 60 Hz - NORMAL

                                110 VOLT, 1PH, 60Hz - NORMAL + EMERGENCY

                                24 VOLT D.C. - EMERGENCY

VESSEL IS FULLY EQUIPPPED FOR GMDSS AREA A3. 

2 x RADAR - FURUNO

1 x ECHO SOUNDER - FURUNO

2 x GYRO COMPASS  - ANSCHUTZ

1 x AUTO PILOT     

1 x WIND SPEED AND DIRECTION INDICATOR

1 x INMARSAT B SATCOM

2 x INMARSAT C SATCOM

1 x MINI M SATCOM

1 x NAVTEX                             

2 x VHF RADIO       

1 x SSB RADIO WITH DSC FACILITY

1 x FACSIMILE        

2 x SART                 

1 x EPIRB                                

3 x PORTABLE VHF RADIO

1 x WATCH RECEIVER          

1 x PUBLIC ADDRESS SYSTEM

1 x SOUND POWER TELEPHONE SYSTEM

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