Rig Data: Ocean Alliance

Rig Name: Ocean Alliance
Rig Manager: Diamond Offshore
Rig Owner: Diamond Offshore
Competitive Rig: Yes
Rig Type: Semisub
Semisub Generation: 4
Rig Design: Odeco Ocean Odyssey Modified
Rated Water Depth: 8,000 ft
Drilling Depth: 35,000 ft
rig photo
Rig Contract & Operating Status
Operating Status: Drilling
Operator: Petrobras (NOC)
 
Contract start date, day rate, date available, future contract details, and more available via RigLogix.
  
Rig Location
Region: S. America - Brazil
Country: Brazil
Current Water Depth: --
Location start date, end date, well location, past and future locations, and more available via RigLogix.
Rig Construction Details
Classification: ABS
Rig Design: Odeco Ocean Odyssey Modified
Built By: Scott Lithgow  at the Greenoch Scotland shipyard
Delivery Year: 1988
Flag: Marshall Islands
Construction costs, dimensions, capacities, and dozens of other fields of data on each rig are available via RigLogix.
  
Rig Equipment
Derrick: Branham 184' x 40' x 40'; Capacity: 1,400,000 lbs
Drawworks: National 1625 UDBE 3,000 HP
Mud Pumps: 3 x National 12-P-160 5000psi WP, 1600 HP
Top Drive: Varco TDS-4S w/PH-85 pipe handler, 1150 HP
Rotary Table: National 49.5 in. diameter Model C-495 independently driven by 1 x 850hp electric motor
Detailed specs on each piece of rig equipment from BOPs to Winches are available via RigLogix. More than 100 searchable data points.
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RIG UTILIZATION
Offshore Rig Utilization Last 12 Months Utilization Graph Legend
FEATURED RIG
Hercules 173
Hercules 173
Manager: Hercules Offshore
Location: N. America - US GOM
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