Brief Description :TRAILING SUCTION HOPPER DREDGER
General description
Type: Trailing Suction Split Hopper Dredger
Builder: Nodosa Shipyard, Spain.
Classification: Bureau Veritas Class I 3/3 E + Hull + Mach Hopper Dredger, Unrestricted Navigation
LOA: 77.70m
Length pp: 70.40m
Beam: 14.00m
Depth: 4.80m
Draught: 4.20m
Gross tonnage: 1450GT
Efficiency and Capabilities
Free Load Speed: 11.50 knots
Full Load Displacement (d=4,234m) 3500t
Full Load Capacity: 2400t
Hopper Volume: 1500m3
Handling and Manoeuvring
Rudder: 2x Azimut Schottel SRP1012CP
Bow Thruster: 250kW (Hydraulic)
Dredging Equipment
IHC DN700 with Dredge Control System:
Dredge pump Type HRLD 123-30-70, 965kW at 413rpm e-driven
Diam. Suction pipe 700mm, dredging 30m with draghead California type
2 Jetwater pumps 500kW e-driven
48 Jetwater nozzles
3 Gantries: Draghead, Intermediate, Trunnion
2x Swell compensator systems
3 winches: Slide flange, Intermediate winch, Drag head with grooved drum
9RR Gate valves & 2 launder doors
1 Telescopic overflow
2 Jetwater monitors
1 Bow connection
1 Rainbow nozzle