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The Fleet  Our Rigs List by Rig Type Sedco 703
Fleet Specifications
| Sedco 703 |
| The SEDCO 703 is a Sedco 700 design semi-submersible drilling unit capable of operating in harsh environments and water depths up to 2,000 feet using a 18¾in 10,000 psi BOP and a 21in OD marine drilling riser. |
| Rig Type |
Other Floaters |
 |
| Design |
Earl & Wright SEDCO 700 |
| Builder |
Avondale Shipyards, New Orleans, USA |
| Year Built |
1973/1995 |
| Classification |
ABS Class + A1 M CSDU AMS |
| Flag |
Liberia |
| Accommodation |
100 berths + 4 Hospital Beds |
| Helideck |
rated for Sikorsky S-61N |
| Moonpool |
|
| Station Keeping |
Moored |
| Max Drill Depth |
25,000 ft / 7,620 m |
| Max Water Depth |
2,000 ft / 610 m |
| Operating Conditions |
Significant Wave: 70 ft; Wind: 70 knots; Current 2.4 Knots |
| Storm Conditions |
Maximum Wave:110 ft; Wind:100 knots; Current 2.4 Knots |
Technical Dimensions
| Length |
327 ft |
100 m |
| Breadth |
245 ft |
75 m |
| Depth |
130 ft |
40 m |
| Operating Draft |
83 ft |
25 m |
| Ocean Transit Draft |
19 ft |
6 m |
| VDL - Operating |
3,611 st |
3,277 mt |
Capacities
| Liquid Mud |
2,430 bbls |
13,643 cu ft |
386 cu m |
| Drill Water |
11,600 bbls |
65,128 cu ft |
1,843 cu m |
| Potable Water |
1,337 bbls |
7,507 cu ft |
212 cu m |
| Fuel Oil |
5,800 bbls |
32,564 cu ft |
922 cu m |
| Bulk Mud |
|
7,700 cu ft |
218 cu m |
| Bulk Cement |
|
7,700 cu ft |
218 cu m |
| Sack Material |
3,000 sacks |
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Drilling Equipment
| Derrick |
Lee C Moore 185 ft; 453mt nominal capacity |
| Drawworks |
Oilwell E-3000, input hp 3,000 |
| Motion Compensator |
Rucker; 182mt operating |
| Top Drive |
Varco TDS-3, 500 st |
| Rotary |
Oilwell A-495 with 49½in opening driven by DC Motors |
| Pipe Handling |
1 x Varco AR3200 Iron Roughneck; 1 x Pipe Spinner |
| Mud Pumps |
3 x National 12-P-160 (1,600 hp) |
| Shale Shakers |
4 x Thule VSM 100 shale shakers |
| Desander |
1 x Demco Desander; 1400 gpm |
| Desilter |
1 x Brandt Desilter, 960 gpm |
| Mud Cleaner |
1 x Swaco Degasser, 1000 gpm |
| BOP |
2 x NL Shaffer Type SL, 18¾in 10,000 psi,double rams; Cameron Collet Model 70, 10,000 psi connector; Vetco H-4 wellhead connector |
| LMRP |
1 x NL Shaffer Spherical 18¾in 5,000 psi annular; Vetco H-4 riser connector |
| Diverter |
Hughes Regan KFDS, Pressure rating : 500psi |
| Control System |
Koomey hydraulic control system, Capacity - 365 gallon (surface), 240 gallons (subsea) |
| Riser |
Vetco MR-6C 21in OD riser. |
Riser
Tensioners |
290mt max. tensioning capacity |
Guideline
Tensioners |
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Podline
Tensioners |
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| Choke & Kill |
CIW 10,000psi, H2S Trim |
| Cementing |
Third Pary Equipment |
Machinery
| Main Power |
3 x EMD diesels driving 3 x 2200kW generators |
| Emergency Power |
1 x Detroit Diesel 12V-71 driving 1 x 350 kW generator |
| Power Distribution |
SCR System |
| Deck Cranes |
2 x National OS-435, 50mt at 30 ft, 12mt at 120 ft max radius |
| Thrusters |
None |
| Propulsion |
None |
Mooring Equipment
| Winches |
8 x Baylor, 1,000 kips hold, 500 kips stall |
| Wire/Chain |
8 x 4,200 ft of 3 inch chain |
| Anchors |
8 x 12mt Stevpris anchors |
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