Pocket Beaches - iGaib Dredge

Namdeb

The iGaib Cutter Suction Dredge Project design was specified to be the supply of a cutter suction dredge (Vosta LMG), workboat, booster pump barge (Vosta LMG), seawater intake siphon and Treatment Plant for Pocket Beaches in Namibia. The iGaib Cutter Suction Dredge Project design was specified to be the supply of a cutter suction dredge (Vosta LMG), workboat, booster pump barge (Vosta LMG), seawater intake siphon and Treatment Plant for Pocket Beaches in Namibia.

Dredge General Particulars:
- Length Overall incl. spudcarrier: 52m
- Breadth: 8.5m
- Depth Pontoon: 2.75m
- Draught with 45T dead weight: 1.6m
- Dredging Depth max: 15.0m
- Discharge Pipe Diameter: 550mm
- Suction Pipe Diameter: 600mm
- Total Weight Absolute: 66ton
- Cutter Drive: Hagglunds 175kW @ 0-30 rpm
- Dredge Pump Diesel Engine Power: Caterpillar 954kW, 1600rpm
- Aux. Diesel Engine Power: Caterpillar 354kW, 1800rpm
- Fuel Capacity: 47 kL
- Spud Size: Ø610mm, L=21m
- Ladder & Swing Winches: 100kN line pull @ 0-20m/min
- Deck Crane: Max SWL=55kN (5.6T)
- Swing width: 32.5m min.
System Design Capacities:
- Average overburden dredging rate: 2500tph @ 77% utilisation
- Average gravel dredging rate: 1600tph @ 59% utilisation
- Final Clean up: 42sqm/hr
- Plant federate: 1600tph
- Dredge cutter max. size: 200mm
- GMM max. size: 200mm
- Primary Plant top cut: 25mm
- System bottom cut: 1.4mm
- DMS feed top size: 16mm