MultiCat Workboat
SF18M
A heavy-duty multipurpose workboat for towing, buoy handling, crane work, dredging and diving support, supply and port-maintenance operations.
18.00 mLOA
9.00 mBeam
9 tBollard pull
40 tDeck payload
Basic functions
- Towing
- Buoy handling
- Crane operations
- Supply operations
- Dredging support
- Diving support
- General port maintenance
- Anchor handling
Main particulars
- LOA: 18.00 m
- Beam: 9.00 m
- Depth at sides: 2.90 m
- Aft draft: 1.90 m
- Displacement: approximately 237 t
- Trial speed: 9.4 kn ± 0.5 kn
- Trial deck payload: 40 t
- Bollard pull ahead: 9 t
Machinery & capacities
- Main engines: 2 × Weichai WD12C400-21, 400 hp @ 2100 rpm
- Gearboxes: DC 3:1
- Two fixed-pitch steel propellers, 1200 mm
- Fuel oil: 43 m³ total
- Fresh water: 24.5 m³ total
- Water ballast: 29.6 m³ total
Classification basis
- MCA Code of Practice workboat up to 60 nm from shore
- Design basis: BV rules for workboats below 20 m LOA
- Optional RMRS notation was identified in the original project specification





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