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The Fleet  Our Rigs List by Water Depth Sedco 710
Fleet Specifications
| Sedco 710 |
| The SEDCO 710 is a Sedco 700 design semi-submersible drilling unit capable of operating in harsh environments and water depths up to 6,000 feet using a 18¾in 10,000 psi BOP and a 21in OD marine drilling riser. |
| Rig Type |
Other Deepwater |
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| Design |
MODU (CSDU) Earl & Wright SEDCO 700 |
| Builder |
Mitsui Engineering & Shipbuilding |
| Year Built |
1983 |
| Classification |
ABS Class A1 M CSDU AMS ACCU |
| Flag |
Liberia |
| Accommodation |
118 berths |
| Helideck |
rated for Sikorsky 61 |
| Moonpool |
|
| Station Keeping |
Dynamically Positioned |
| Max Drill Depth |
25,000 ft / 7,620 m |
| Max Water Depth |
4,500 ft / 1,372 m |
| Operating Conditions |
Significant Wave: 25 ft; Wind: 40 knots; Current: 2.4 knots |
| Storm Conditions |
Maximum Wave: 110ft; Wind: 100 knots;Current: 2.4 knots |
Technical Dimensions
| Length |
295 ft |
90 m |
| Breadth |
249 ft |
76 m |
| Depth |
113 ft |
34 m |
| Operating Draft |
75 ft |
23 m |
| Ocean Transit Draft |
20 ft |
6 m |
| VDL - Operating |
2,498 st |
2,267 mt |
Capacities
| Liquid Mud |
4,313 bbls |
24,215 cu ft |
685 cu m |
| Drill Water |
6,315 bbls |
35,456 cu ft |
1,003 cu m |
| Potable Water |
1,218 bbls |
6,838 cu ft |
194 cu m |
| Fuel Oil |
11,410 bbls |
64,061 cu ft |
1,813 cu m |
| Bulk Mud |
|
13,776 cu ft |
390 cu m |
| Bulk Cement |
|
8,276 cu ft |
234 cu m |
| Sack Material |
3,000 sacks |
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Drilling Equipment
| Derrick |
Dreco 160 ft; 590mt nominal capacity |
| Drawworks |
Oilwell E-3000, input hp 2500 |
| Motion Compensator |
Vetco; 272mt operating |
| Top Drive |
Varco TDS-3H; 590mt |
| Rotary |
Oilwell with 49½in opening |
| Pipe Handling |
|
| Mud Pumps |
2 x Continental Emsco FB-1600 (1,600 hp) |
| Shale Shakers |
3 x Derrick Flo-Line shale shakers |
| Desander |
|
| Desilter |
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| Mud Cleaner |
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| BOP |
2 x CIW 18¾in 10,000 psi double rams; Vetco H4 wellhead connector |
| LMRP |
2 x Hydril Type GL 18¾in 5,000 psi annulars; Vetco HAH4 riser connector |
| Diverter |
Hughes Regan KFDS-3, Pressure rating : 500psi |
| Control System |
NL Shaffer electro-hydraulic control system |
| Riser |
Vetco MR-6C 21in OD riser with 3in ID C&K lines. |
Riser
Tensioners |
435mt max. tensioning capacity |
Guideline
Tensioners |
|
Podline
Tensioners |
|
| Choke & Kill |
CIW 15000 psi, H2S Trim |
| Cementing |
Dowell MS-1000; 15,000 psi diesel driven unit |
Machinery
| Main Power |
6 x EMD MD 20-645E9B diesels driving 6 x 2500kW generators, 2 x EMD MD 16-645 |
| Emergency Power |
1 x CAT D 399 diesel driving 1 x 680 kW generator |
| Power Distribution |
SCR System |
| Deck Cranes |
2 BE MK-100, 62mt at 30 ft, 11mt at 125 ft max radius |
| Thrusters |
8 x 3000 hp Pleuger azimuthing thrusters with variable pitch |
| Propulsion |
Thrusters |
Mooring Equipment
| Winches |
4 x Hepburn 1,040 kips hold, 549 kips stall |
| Wire/Chain |
4 x 1,200 ft of 3 inch chain |
| Anchors |
4 x 15mt Baldt anchors |
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