4800 BHP CLASS TOWING/SUPPLY VESSEL

 Characteristics

Length, Overall 201.1 ft 61.3 m

Beam 42.9 ft 13.1 m

Depth 17 ft 5.2 m

Maximum Draft 14.8 ft 4.5 m

Freeboard 2.3 ft 0.7 m

Deadweight 1,542 lt 1,568 t

Clear Deck Space 101 x 36 ft 30.8 x 11.0 m

Deck Strength 1,068 lb/ft2 5.2 t/m2

 Capacities

Deck Cargo 590 lt 600 t

Cargo Water 98,350 gal 372 t

Fuel Oil 147,900 gal 477 t

Potable Water 126,140 gal 477.1 t

Bulk Tanks (4) Total 5,000 ft3 141.6 m3

Drilling Fluid (17 lbs/gal) 1,172 bbl 186.3 m3

Walk-In Cooler 530 ft3 15.0 m3

Walk-in Freezer 530 ft3 15.0 m3

 Machinery

Main Engines (2) Yanmar 8Z280-ET

 Horsepower 4800 BHP

Propellers (2) Nakashima Propellers CP

Kort Nozzles (2) Yes

Primary Generators (2) 175 kW 50 hZ

 Driven By GM 8V-71T

Secondary Generators (1) 65 kW 50 hZ

 Driven By GM 4-71N

Bow Thruster (1) Ulstein 90 TVA

 Driven By 400 BHP

 Thrust (Max) 5 st 4.5 t

 Performance

Speed VS Fuel Consumption (Assuming Fair Weather)

 Maximum about 12 knots 181 gph

 Economical about 10 knots 103 gph

Range @ 10 knots about 14,313 nautical miles

Bollard Pull 60 st 55 t

Transfer Rates

 Cargo Water 330 gpm@262 ft 80 t/h@80 m

 Fuel Oil 350 gpm@250 ft 68 t/h@76 m

 Potable Water 353 gpm@249 ft 80 t/h@76 m

 Bulk 8 ft3 @250 ft 20 t/h@76 m

 Drilling Fluid 330 gpm@250 ft 150 t/h@76 m

Towing / Anchor Handling

Winch Intercontinental Double Drum

 Line Pull 220,400 lbs

 Capacity 3,280 ft of 2.2 in

Tugger (1) Robertson

 Line Pull 11,000 lbs

Stern Roller 7.9 ft x 4.9 ft

SWL 110 st

Shark Jaws Triplex 200 t SWL

Capstans (2) Koyo KEC 5015, 11,000 lbs