Addition of new ballast tanks & upgrade existing crane for hopper dredger
OSD-IMT was contracted by the owner of “Cherry Sand” T.S. Diesel Single Grab Hopper Dredger, to engineer the addition of new ballast tanks and the upgrade of an existing crane. We executed a preliminary vessel structural and lightship survey, developed a preliminary and new arrangement, delivered all structural drawings for MCA approval, supervised the inclining experiment and produced a new intact stability booklet.