Device and system for underwater inspection and / or maintenance / rehabilitation of underwater structures, in particular foundation piles of offshore wind turbines

摘要

Device for underwater inspection and / or maintenance / rehabilitation of underwater structures, in particular foundation piles of offshore wind turbines, comprising at least one working frame, which is designed to be transferred from an insertion position in which an underwater structure is inserted laterally into the working frame in a working position in which it surrounds the underwater structure at least substantially, preferably ring-like, a height adjustment device for the controlled adjustment of the height of the working frame on a water-covered soil and at least one visual inspection device, in particular a camera or video camera, and / or at least one material testing device attached to the work frame, as well as system with the same.