... the Sucking Pipeline and Dumping Pipeline-Sucking Pipeline(from the vessel to the pump) -Dumping Pipeline(from the hull to ... is mainly used in the coastal , river, channel , reservoir , to dredge and backfill for the harbor construction.The technical options of ... quality of the main parts: Diesel engines, generators, gear boxes, dredge pumps, Hydraulic system.1) 12 months manufacturing warranty on all ...