method for connection of underwater pipelines particularly suitable for high depth and large diameter

摘要

Method for connecting underwater pipelines using a crane equipped support ship and remotely operated vehicles (26A) for seabed works and assistance, allowing a complete remote connection (56) of underwater pipelines, through the use of a mechanical joint, formed by connectors (57A,57B), provided with telescopic capacity, avoiding any pull requirement for both section of the pipeline, and through the use as installation aid in the preferred embodiment of a guidance system installed only seabed without requiring any connection with the surface means. IMAGE