SAIPEM – LIWAN/VOLANTIS project

Location: Asia and China
Project type: FDS 2 vessel
Date: 2013

SCOPE OF WORK

  • Main umbilical pull in ops (winch ops and prep works, rigging works at heights, scaffolding)
  • SSIV umbilical pull in ops (elaborate routing of wire rope during winch ops, additional support structure used as a pivot for pull-in)
  • MEG flooding cap retrieval
  • Mechanical completion of main umbilical
  • Hook up and termination of umbilical at terminal points
  • Winch installation
  • Rerouting of wire rope for different pulls (involves hot work, dismantling and re-rigging, scaffold modifications etc)
  • Material transfer
  • Pre-commissioning works – 6” MEG line pigging & hydro test
  • Lines pigging 8t hydro-testing
  • Prep work for pre comm involves some hot work, dismantling of valves
  • Routing of pipes/hoses across decks

Type of personnel: Rigger

DESCRIPTION OF THE PROJECT
Located about 300 kilometres southeast of Hong Kong, the Liwan 3-1 natural gas project is an important component of Husky’s mid-term production growth strategy and a key step in accessing the burgeoning energy markets in Hong Kong and Mainland China.

Husky Oil China Ltd awarded Saipem the contract for the Liwan 3-1 Field – Deepwater EPCI. The scope of work includes the engineering, procurement, construction and installation of two 22 inch diameter 79-kilometres-long pipelines, umbilicals, along with the transport and installation of a subsea production system linking the wellheads to a processing platform.

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