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Saturday, May 9, 2020 

Istanbul based RMK Marine has delivered two 70t BP towing vessels to an unspecified local client, based on the Robert Allan Ltd (RAL) RAmparts 2500-W design, with modifications to suit owner requirements of the owner including a significant reduction in draught, hence a 'SD' suffix is used to identify this new shallower draught class design.

The key hull particulars are 25.4m length oa, 11.8m beam, harbour draught 5.0m, least moulded depth 4.6m. The vessels are classed by ABS to notation ✠ A1, Towing Vessel, FFV 1, ✠ AMS, QR, BP (+70), Unrestricted Service.

The accommodations are outfitted to a MLC requirements for a crew of six. The wheelhouse is designed with a single split control station and offers visibility over both the fore and aft working decks. The machinery space includes a separate switchboard room.

Main propulsion consists of a pair of MTU 16V4000M63L diesel engines each rated 2,240kW at 1800 rpm driving Rolls-Royce US 255S controllable pitch azimuthing drives through straight line carbon fibre shafts. Two Margen packaged diesel gensets are fitted, each with a power output of 140 ekW, 50 Hz, 400 V.

Fi-Fi 1 capability is provided by a Marsis package featuring two main engine PTO driven pumpsets and two remote operated monitors model MF20-EF with 1200/300 m3/hour seawater/foam capacity.

On trials, the vessels met or exceeded all performance requirements.

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