Tool Assisted Piggy Back Blocking

CUSTOMER Subsea 7
CHALLENGE A step change in the safety and speed of piggyback lay operations from circa 200m/hr to over 1000m/hr
SCOPE OF WORK Concept development, design, supply and testing of a first of kind piggyback clamp arrangement and supply of 2 machines to allow installation by the Seven Oceans pipelay vessel
RESULT The successful installation of the world’s longest subsea tieback, West of Shetland. Lay speeds increased from circa 200m/hr to over 1000m/hr resulting in a significant saving in vessel time and overall project costs