Offshore Drilling Services - Istiglal Rig
(Service)
Country of Operations: Azerbaijan
Online Support Service: Yes
Interpretation of Data: Yes
Description:
Offshore Drilling Services are the core activity of Caspian Drilling Company. The company operates modern semi-submersible rigs and drillships in the Caspian Sea. Services include exploration, appraisal, and development drilling. CDC provides full well engineering and project management. Operations meet the highest international safety and environmental standards. The company has extensive experience in complex offshore environments. It supports major Production Sharing Agreements in the Azerbaijani sector of the Caspian Sea.
Overview:
General Description
| Design | Corall, Shelf Series Design |
|---|---|
| Built/Yard | 1991 / Astrakhan, Russia |
| Rebuilt/Yard | 1998 / CSC, Baku, Azerbaijan |
| Upgraded/Yard | 2016 / CSC, Baku, Azerbaijan |
| Dimensions | 301 ft. x 210 ft. |
| Normal operating draft | 47 ft. |
| Towing Draft | 19 ft. |
| Maximum variable load (drilling) | 2,999 mt |
| Quarters capacity | 145 persons |
| Operating water depth (as outfitted) | 1,558 ft. |
| Operating water depth (design) | 2,297 ft. |
Drilling Equipment
- Derrick: 177 ft. x 40 ft., x 18 ft Pyramid with static hook load capacity of 1,500,000 lbs. 26,600 ft. Drill Pipe capacity
- Drawworks: Wirth GH2500-EG, directly driven by two GE 752 Hi-Torque motors, 2500 horsepower, regenerative braking system & Baylor 7040 electric brake
- Rotary table: Wirth RTSS 49.5 in. with hydraulic drive. Capable of Max. continuos 25,832 ft/lb torque @ 20 rpm , Static load 800,000 lbs
- Top Drive: MH DDM-650L-DC, 650 short ton, with GE 752 Hi-Torque DC motor. Rated at 50,400 ft./lbs. @ 120 rpm in low gear -17,687 ft./lbs. @ 237 rpm in high gear. Maritime Hydraulics Pipehandler
- Pipe handling: MH 1862-10 Upper & Lower Racking Arms & Fingerboard
- Motion compensator: Crown Mounted MH 270 - 25, rated at 600,000 lbs.
- Mud Pumps: 3x Continental Emsco FC1600, 1600 hp.
- Solids Control: Four Axiom AX-1 shale shakers Two Derrick FLS -200-28/258 scalpers
Storage Capacities
- Liquid Mud: 2,575 bbl. (above deck tanks)
- Base oil: 2,645 bbl.
- Brine or Mud: 1,794 bbl.
- Bulk Mud: 170 cubic meters
- Bulk Cement: 146 cubic meters
Power Equipment
- DC: 10 ABB, DCS800-A02-1500-07 maximum continuous power 10 x 1126kW, 750v
- AC: Four Wartsila 6L32E engines each developing 4730hp at 750rpm, driving ABB/AMG 0710MR08LAE , 2646kW at 750rpm
Subsea Equipment
- Riser: 1600 ft. Vetco MR6D 21 in. OD. 750 ft. equipped with Emerson-Cuming Ecco-Float Buoyancy Modules
- Tensioners: Four Dual Maritime Hydraulics MH 3459-04 riser tensioners with 50 ft. stroke - rated at 240,000 lbs. each, six 16,000 lb. guideline pod line tensioners with 40 ft. stroke
BOP Equipment
- Diverter System: Hydril FS 21-500, 49.5 in. with two 16 in. discharge lines & single remotely operated deflector valve
- 18-3/4 in. BOP: TWO NOV/Shafer SL 10000psi annular preventer. One each triple NOV/Shafer NXT and double NOV/Shafer NXT 15000psi ram preventors, 5000psi accumulator system
Cranes
- Three Dreco 72DNS-120, all with 120 ft. booms, Dynamically rated at 45 metric tons for the main block and 10.5 for the whip line
Mooring System
- Mooring system: Stevpris Mk6 12mt , on 86m wire
Caspian Drilling Company LTD (CDC)
Markets: SOCAR, BP, TotalEnergies
Locations: AZ1110, Azerbaijan, 42b Ahmad Rajabli Street, Narimanov district, Baku, 22nd km, Salyan Highway, Garadagh District, Baku, Azerbaijan
Main Products/Services: Offshore drilling services, semi-submersible rig operations, drillship services, well engineering, integrated drilling project management
Registration: AZ1110, Azerbaijan, 42b Ahmad Rajabli Street, Narimanov district, Baku
Year Established: 1996