Hughes Sub-Surface Engineering » Alstom Halliade Project

Alstom Halliade Project

Alstom Halliade Project

For the three campaigns on the Alstom Halliade project, Hughes SSE supplied both an offshore diving team and a WROV team.

Two separate DP2 vessels were used on the project.

With assistance of the work class ROVs the following tasks were completed:

 Cleaning between Annulus and jacket leg of marine growth
 J tube removal and installation of new J tube
Remote Mattress installation using WROV on crossings and cable touch down areas
 Jacket Stopper plate removal
 Installation of Cathodic Protection earthing straps
 Live cable survey including Depth of burial

Details

  • Client Alstom
  • Date October 2013 - April 2014
  • Tags Subsea Concrete Mattress Installation, Cable Survey, Diving services, Offshore Construction
  • Alstom Halliade Project

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