荷兰造船公司的斯密特船厂为英国 Co-stain-Blankevoort 疏浚公司建造了一艘堪称世界最大的对开式耙吸挖泥船“AlphaBay”号。这艘挖泥船的泥舱容量为4300立方米,可载比重为1.4的泥沙6000吨。船体沿纵向分成两部分,可对开2×15度角,两部分在主甲板轴线上铰接。这种船体的优点 The Dutch shipyard’s Schmidt Shipyard built “AlphaBay”, the world’s largest split-suction trailing dredger, for the UK’s Co-stain-Blankevoort Dredging Company. The dredger has a silo capacity of 4,300 cubic meters and contains 6,000 tons of sediment with a specific gravity of 1.4. The hull is split longitudinally into two parts, open at 2 × 15 degrees, with the two hinged on the main deck axis. The advantages of this hull