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Installation of Brazil’s longest subsea pipeline, transporting natural gas 380 kilometres from the deepwater Tupi field to the onshore processing plant at Cabiúnas, in the State of Rio de Janeiro, Brazil.
Company: Saipem (Petrobras)
Location: Santos Basin, Atlantic coast of southeastern Brazil
1760 m
Max. water depth
Scope of work
- Installation of 380-km, 24-inch pipeline (incl. 3x ILVs & 3 ILTs)
- Design & fabrication of yoke footings, yokes, anti-rotation clamps & steel shrouds
- Fabrication of flush start-up head (contingency) and A&R heads
- Supply of equipment for PU installation of concrete section (14 km in 6 sections) & PU tapers, & welding wire/gases
- Supply of project materials/equipment (blasting grid / FBE powder, anode caps (approx. 14,400 pieces) complete with CS & Inconel strapping, all installation rigging & deepwater buoyancy.
380-km
(24-inch) pipeline
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Specials & challenges
- 1000-tonne A&R head
- Installation of VES / ILT structures to maximum allowable sea states
- One of Brazil’s longest subsea pipelines
1000-tonne
A&R head
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