Replacement of an offshore damaged pipeline section of approx 10500m

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Project Data Sheet

Project : Replacement of an offshore damaged pipeline section of approx 10500 m
Client : TPS
Location : Cercina Rhemoura Pipeline, Offshore Sfax - Kerkenah, Tunisia
Activities : Construction Work / Marine Operations / Diving
Date : 2012

Project performance

Duration :196 Days
Days without LTI :196 Days
Project Start date : 31/10/2011
Project End date : 18/05/2012
Personnel Involved : 75 Prs (39 Onshore / 36 Offshore)
Project Manhours : 80422 Manhours

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The Project comprise the following phases :

  • Pipe Transfer from Rehmoura storage premises to the site in Kerkennah
  • Channel excavation for a total length of 800 m as pipe launch area
  • Pipe laying operation
  • Pipe welding and non destructive testing inspection o Pipe Coating, flushing and gauging prior launching.
  • Pipe towing to the offshore Installation pontoon
  • Offshore replacement of the damaged pipeline section
  • Gauging of the whole pipeline
  • Hydraulic Test of the pipeline
  • Trenching in the vicinity of 10.5km zone of the old pipeline connection area.
  • Backfilling of the channel and burial of the new pipeline section

Tasks :

  • Pipeline Welding, Test and Inspection Onshore Offshore
  • Trenching
  • Pipeline Burial
  • Marine operations
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