TYPES OF DREDGE EQUIPMENT
Welcome back from the holidays! I hope we are well rested. So today I will be talking about various types of dredge equipment and their categories. T hey can majorly be categorised into two main types namely: The trailing suction hopper dredger (TSHD) and The cutter suction dredger (CSD) Trailing suction hopper dredger (TSHD) Jan De Nul has the world’s two largest hopper dredgers. A trailing suction hopper dredger (TSHD) uses a suction pipe, whereby it loads the sediments into one or more hoppers. When fully loaded, the hopper sails to an area where it can dump the sediments through doors in the hull or it discharges or 'rainbows' the sediments to the designated area. The size of a hopper dredger is measured in metre cube.The two largest TSHD’s are owned by Belgium dredging company, Jan De Nul: Cristobal Colon and having a hopper capacity of 46,000 metre cube. In the ‘90s the jumbo hopper dredger was introduced (15,000 30,000m3), Jan De Nul’s vessels en