Dredger 400 by By URAL GYDROMECHANICAL PLANT, CJSC

Dredger 400 by By URAL GYDROMECHANICAL PLANT, CJSC

400 Dredging installation Dredge pump type AH, AHR, HH, L, LR, M, SP, SPR, ZGB, ZGBP Pump flow 400 cbm/h Pump capacity on dry soil 80 t/h Pump slurry head 70 m Maximum dredging depth 7 m - 25 m Slurry transportation distance 1200 m Suction / discharge pipe diameter 8 in

Dredger main body characteristics Suction ladder length 12 m - 30 m Board height 1 m

Minimum steel thickness of dredger hull Central pontoon

• side, deck, bulkheads S = 10 mm
• bottom S = 12 mm
• transom S = 16 mm Side pontoon
• bottom S = 8 mm
• side, deck, bulkheads S = 6 mm

Dredging pump drive - diesel engine Engine brand Russian origin or Caterpillar, MAN, Cummins, Weichai Engine power

• minimal 105 kWt (143 h.p.)
• optimal 150 kWt (204 h.p.)
• maximal 195 kWt (265 h.p.) Gearbox hydraulic Fuel tank capacity 6 cbm

Diesel power station Engine brand installed Russian origin or any on demand Power station capacity

• minimal 50 kWt
• optimal 50 kWt
• maximal 100 kWt Fuel tank capacity 4 cbm

Hydraulic auxiliary engine Engine brand installed Russian origin or any on demand Hydraulic station diesel engine capacity

• minimal 50 kWt
• optimal 50 kWt
• maximal 100 kWt Fuel tank capacity 2 cbm

Ladder winch Rated pull 100 KN (9,6 t) Rope speed 18-35 m/min Wire rope capacity 150 m

Swing and spud winches - 4 pcs Rated pull 20 KN (2,0 t) Rope speed 18-35 m/min Wire rope capacity 150 m

Soil milling equipment types and parameters

1. Waterjet Water head 36 m Water capacity 200 cbm/h
2. Cutter Diameter 0,5 m Hydraulic motor power 40 kWt

Auxiliary water pump Water head 35 m Water capacity 50 cbm/h

Onboard slurry pipeline fittings Check hatch before slurry pump Flexible suction corrugated tube 1 pcs Turning stern device rubber cloth Rubber expansion joint for slurry pump 2 pcs

Installed dredging systems and vessel equipment Counter-landslide setup YES Slurry pump rinsing system YES Outboard boxcooler Double-circuit Ejector nozzle for waterjet milling YES Improved assembly YES Machine room ventilation extract and input Side pontoons drainage system YES Machine room drainage system YES Fire extinguishing system YES

Electrical equipment Electric rack 1 Dredger control panel 2 pcs Machine room light points 4 Outside spotlights qt. 5

Optional equipment Electric version dredger with electric driven motors, engines and equipment Dredging efficiency control system Video surveillance system Alarm and equipment malfunction warning system Digital equipment state monitoring system Consistent equipment work automatization Deck crane Piling spuds Electric based drives Ergonomic operator's seat Strengthened hull from marine steel Anticorrosive hull coating from polyurethane