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Installation of two (north and south) 18-inch oil export pipeline segments connecting the Lucius field to existing infrastructure in the ultra-deep Central Gulf of Mexico.
Company: Enterprise Field Service L.L.C.
Location: U.S. Gulf of Mexico, 380 km off the Louisiana coast
2150 m
Max. water depth
Scope of work
- Installation of 117-km, 18-inch south section terminated by dual hub PLET close to Lucius truss spar (1410 – 2150 m water depth)
- Installation of 42-km, 18-inch north section (130 – 755 m water depth)
- Installation of 2.4-km, 6-inch fuel line to hot tap on existing 30-inch Garden Banks pipeline
- Design & installation of ILS & dual hub PLET
- Depressurisation scope
2.4-km
6-inch fuel line
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Specials & challenges
- Depressurisation of existing pipeline before extension of same pipeline in both directions
- Audacia’s first project in the Gulf of Mexico
- Recovery of existing Phoenix gas pipeline (south section) in the vicinity of existing Red Hawk spar platform whilst leaving an existing ILS in place on the seabed
- Deepwater ILS & PLET installation (2120 m water depth)
- Narrow lay corridor prone to spans with multiple pipeline and cable crossings
- Difficult seabed topography resulting in critically small pipeline curve radii
- Initiation of the fuel gas line near SMI-205 platform and laydown at existing Garden Banks 30-inch gas pipeline
2120 m
deepwater ILS & PLET installation
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