... : relative hard soil, harden sand, sludge, sea sand, river sand, clay, mud, and so on.The design, construction, quality inspection is according to the ... according to the requirements of the customers.2. Specifications cutter suction sand dredgerNameHLC900cutter suction sand dredging vesselTypeCutter suction dredgerDimensionsSingle Pontoon size Length* width* depth 45*12 ...