Robert Allan Ltd.'s second RAmparts 2800 class tug delivered to Thailand Port Authority
In December 2012, Tarua 302 was delivered by Italthai Marine Limited of Samut Prakarn Thailand to her owners, the Port Authority of Thailand. This is the second RAmparts 2800 Class tug built for the Port Authority of Thailand to this widely accepted design from Robert Allan Ltd., Naval Architects of Vancouver, B.C., Canada. This tug is a more powerful version of the Port Authorities first RAmparts 2800 tug that was delivered last summer.
Working in close cooperation with Italthai Marine Limited personnel, Robert Allan Ltd staff customized the standard RAmparts 2800 design to meet the Client’s requirements for propulsion equipment, accommodations, tank capacities and outfit.
Particulars of Tarua 302 are as follows:
- Length overall: 28.2 m
- Beam, moulded: 11.5 m
- Depth, moulded: 5.35 m
- Maximum draft (overall): 5.1 m
The tug is classed by Lloyd’s Register with the following notation:
- X100 A1, TUG, XLMC, Thailand Coastal Service
Tank Capacities are as follows:
- Fuel oil:106 m³
- Potable Water: 36 m³
- Main engine lube oil: 3.1 m³
- Hydraulic oil: 3.1 m³
- Sludge Tank: 3.2 m³
- Grey Water: 3.4 m³
- Sewage holding tank: 3.4 m³
- Foam: 8.6 m³
The vessel has been outfitted to high standards for a crew of up to 10 people. The large main deckhouse contains a well sized combined lounge/mess room, galley, two officer cabins with shared en-suite. The lower deck contains 2 x 1 man cabins and 1 x 6 man cabin. The wheelhouse is designed for maximum all-round visibility with forward and aft control stations providing maximum visibility to both fore and aft deck working areas. Extensive use of decorative wood trim has been used to good effect throughout the vessel and particularly in the wheelhouse.
Main propulsion comprises a pair of Daihatsu 6DKM-26e diesel engines, each rated 1618 kW at 750 rpm, each driving a Schottel SRP 1212 Fixed pitch Z-drive unit with 2.3m propellers, in ASD configuration.
The electrical plant consists of 2 identical diesel gensets, each with a power output of 200 ekW. The genset engines are MAN D 2866 LXE, coupled to a Leroy Somer LSA 47.2 VS 2 alternator.
The deck machinery comprises a forward hawser winch from Fluid Mechanica with a brake holding load of 100 Tonnes and a line pull of 60 tonnes at 5m/min or 7.5 tonnes at 40 m/min. The aft deck has a 65 tonne SWL tow hook from Mampaey.
An independent FIFI pumpset is fitted, comprising a 362 kW @ 1800 RPM Deutz BF 8M 1015 MC diesel auxiliary driving a Fire Fighting Systems SFP250x350HD horizontal centrifugal pump. The pumpset delivers 600m3/hr sea water at approximately 125 mlc to two FFS300, 300m3/hr remote operated water/foam monitors.
Ship-handling fenders at the bow comprise an upper row of 800mm diameter cylindrical fender and a lower course of W-fender. Sheer fendering consists of steel split pipe overlaid with aircraft tires. 300 mm “W” block type fendering is used at the stern.
On trials, Tarua 302 met or exceeded all performance expectations, with the following results:
- Bollard Pull, ahead: 55.7 tonnes
- Free running speed, ahead: 12.7 knots
For further information on RAmparts 2800 Class tugs, or any other high-performance vessel designs developed by Robert Allan Ltd., please visit: www.ral.ca.
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