Dawn (03:30!!) over the Acergy Piper, Tyrihans, June 2007
As the anchor pattern of the lay barge crossed existing pipelines buoys
were attached to the anchor lines to lift the lines clear of subsea
installations.
Tugboat Thorax
working with a mid-line buoy
Pipelay Initiation
Initiation piles are used to anchor the pipeline when commencing a
pipelay. These piles need to be driven into
the seabed. Below is a picture of a piling hammer being recovered on
completion of such an operation.
Acergy Petrel assisting
with touchdown monitoring
Many of the vessels used
Vestbase as a base during the project