The launching ship for the laying of pipelines on the bed of a body of water, and method of operation of the launching ship.

摘要

A laying vessel configured to lay pipelines on the bed of a body of water has a floating structure; a laying tower hinged to the floating structure and configured to assemble and lay a pipeline on the bed of the body of water; and an A&R system configured to abandon and recover the pipeline; and wherein the A&R system has a haul line; and a sheave assembly configured to guide the haul line, and which is fitted to the floating structure to move between a work position at the laying tower, and a position away from the laying tower.