Trailing suction hopper dredger is a vessel that has a full sailing capacity used to maintain navigable waterways, deepening the maritime canals that are threatened to become silted, to construct new land elsewhere or to replace sand eroded by storms or wave action on the beaches. This is made possible by large powerful pumps and engines able to suck sand, clay, silt and gravel. PT Samudera Atlantis International has a fleet of TSHD, as follow: King Arthur 8, King Arthur III, King Richard 8 and Inai Kekwa