Malampaya Phase 4

Offshore pipelay
Audacia
Fortitude
Mudmat installation by Fortitude on MP4

Installation of new flowline system for the latest expansion of the Malampaya deepwater gas field in the Philippines

Company: Prime Energy Resources 

Location: Philippines, West of Palawan

Water depth: 700 - 1110 metres

Complex deepwater scope comprising CRA flowlines and umbilicals

First-time deepwater hammer spread

Steep seabed profiles and tight installation tolerances

Extensive in-house fabrication scope 

Scope of work 

  • Installation of 3x 12-inch CRA flowlines (~17 km)
  • Fabrication and installation of 6x CRA PLETs
  • Transportation and installation of and 3x umbilicals (~45 km) and 20x flying leads
Flowline installation by Audacia on MP4

Specials & challenges 

  • Major SURF scope
  • Project marks Allseas return to the Philippines for first time in 25 years
  • Installation of deepwater umbilicals routed over challenging seabed terrain
  • Multiple steep escarpments crossings
  • Installation of deepwater hammered foundation and counteract piles
  • FLETs & umbilical termination assemblies connected to wells via jumpers & flying leads
  • CRA scope with stringent quality requirements
FLET loadout at AFBV Heijningen
Deepwater hammer spread & structure installation by Fortitude
Deployment of fast-frame and pile installation
Flowline installation on MP4
J-mode installation of first FLET
Touchdown of first FLET for MP4
Dolphin CRA trials
Small diameter pipe internal weld inspection tool trials
AUT FLET tests
Camingo-1 flowline installation
Sixth & final FLET
Display on a map
On