McDermott Other service
Marine Construction & Installation Fleet
Owned fleet of heavy-lift derrick barges, S-lay, J-lay and flex-lay vessels and a floatover barge for installation from shallow to ultra-deep water.
Description
McDermott owns a marine fleet for offshore installation from shallow to ultra-deep water.
Key features
- Amazon – DP2 construction vessel with 1,653 ST [1,500 MT] J-lay system rated to 11,483 ft [3,500 m] and two 440 ST [400 MT] mast cranes
- Derrick Barge 30 – 3,080 ST [2,794 MT] derrick crane, S-lay 4 to 60 inches
- Derrick Barge 32 – 1,650 ST [1,500 MT] crane, ultra-shallow water S-lay 6 to 60 inches
- Derrick Barge 50 – DP2 heavy-lift vessel, crane up to 4,000 MT
- Derrick Lay Vessel 2000 – DP3, 2,200 ST [2,000 MT] crane, S-lay 4.5 to 60 inches
- Intermac 650 – floatover/launch barge
- Lay Vessel 108 and North Ocean 102 – DP flex-lay vessels
Applications
- Heavy lift of jackets and topsides
- Rigid and flexible pipelay
- Floatover installation
Specifications
| DB50 crane capacity | up to 4,000 MT |
|---|---|
| Amazon J-lay rating | 1,653 ST [1,500 MT] |
| Amazon J-lay depth rating | 11,483 ft [3,500 m] |
| DLV 2000 crane | 2,200 ST [2,000 MT] |
| DB30 crane | 3,080 ST [2,794 MT] |
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