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Rig Data: Byford Dolphin

Rig Name: Byford Dolphin
Rig Manager: Dolphin Drilling
Rig Owner: Byford Dolphin P/R
Competitive Rig: Yes
Rig Type: Semisub
Semisub Generation: 2
Rig Design: Aker Aker H-3
Rated Water Depth: 1,500 ft
Drilling Depth: 20,000 ft
rig photo
Rig Contract & Operating Status
Operating Status: Drilling
Operator: BP
 
Contract start date, day rate, date available, future contract details, and more available via RigLogix.
  
Rig Location
Region: Europe - North Sea
Country: UK
Current Water Depth: --
Location start date, end date, well location, past and future locations, and more available via RigLogix.
Rig Construction Details
Classification: DNV
Rig Design: Aker Aker H-3
Built By: Aker Group  at the Akerk Verdal Oslo Norway shipyard
Delivery Year: 1974
Flag: Singapore
Construction costs, dimensions, capacities, and dozens of other fields of data on each rig are available via RigLogix.
  
Rig Equipment
Derrick: Continental Emsco 170' x 40' x 40'; Capacity: 1,200,000 lbs
Drawworks: National Oilwell 1625-DE 2,400 HP
Mud Pumps: 2 x National Oilwell 12-P-160 triplex Driven by two 752 traction motors, 1600 HP
Top Drive: Varco TDS-4 650 ton capacity, 1000 HP
Rotary Table: Continental Emsco 49.5 in. diameter Model T-4950 800 hp
Detailed specs on each piece of rig equipment from BOPs to Winches are available via RigLogix. More than 100 searchable data points.