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The Fleet  Our Rigs Transocean John Shaw
Fleet Specifications
| Transocean John Shaw |
| The TRANSOCEAN JOHN SHAW is an Enhanced Pacetter designed and outfitted to operate in water depths up to 1,800 feet using 18¾in, 10,000 psi BOP and 21 in OD marine riser. |
| Rig Type |
Midwater Floater
|
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| Design |
Modified & Enhanced Pacesetter Semi-submersible |
| Builder |
Mitsui Engineering & Shipbuilding Ltd, Japan |
| Year Built |
1982 |
| Classification |
DnV + 1A1, Column Stabilized Drilling Unit |
| Flag |
Vanuatu
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| Accommodation |
116 berths |
| Helideck |
89 ft x 74 ft; rated for Chinook 234 |
| Moonpool |
21.7 ft x 21.7 ft |
| Station Keeping |
Moored |
| Max Drill Depth |
25,000 ft / 7,620 m |
| Max Water Depth |
1,800 ft / 549 m |
| Operating Conditions |
Wave: 45 ft @ 11 seconds; Wind: 50 knots; Surface Current: 1 knot |
| Storm Condition | Wave: 100 ft @ 16 seconds; Wind: 100 knots; Surface Current: 2 knots |
Technical Dimensions
| Length |
281 ft |
85 m |
| Breadth |
212 ft |
64 m |
| Depth |
116 ft |
35 m |
| Operating Draft |
70 ft |
21 m |
| Ocean Transit Draft |
24 ft |
7 m |
| VDL - Operating |
3,520 st |
3,193 mt |
Capacities
| Liquid Mud (surface) |
2,565 bbls |
14,401 cu ft |
407 cu m |
| Liquid Mud (columns/pontoons) | 1,497 bbls | 8,405 cu ft | 238 cu m |
| Drill Water |
10,092 bbls |
56,654 cu ft |
1,604 cu m |
| Potable Water |
10,115 bbls |
56,784 cu ft |
1,608 cu m |
| Fuel Oil |
10,473 bbls |
58,793 cu ft |
1,665 cu m |
| Bulk Mud |
|
8,400 cu ft |
237 cu m |
| Bulk Cement |
|
8,400 cu ft |
237 cu m |
| Sack Material |
7,000 sacks of 50 lbs |
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Drilling Equipment
| Derrick |
Continental Emsco 185ft x 40ft x 40ft, 1400 kips capacity | | Drawworks |
Continental Emsco C3 3,000 hp with 1.1/2in drilling line |
| Motion Compensator |
HSMC DM-BP-18, 272mt operating (453mt pinned) with MH active heave |
| Top Drive |
Varco TDS-3H |
| Rotary |
Continental Emsco T-4950 with 49½in opening |
| Pipe Handling |
BJ Services Type V Horizontal / Vertical |
| Mud Pumps |
3 x Continental Emsco FB-1600 triplex pumps, 1600 hp each |
| Shale Shakers |
3 x Axiom AX1 shakers |
| BOP |
2 x Hydril 18¾in 10,000 psi double rams ; 1 x Shaffer 18¾in 10,000 psi annular, Vetco HL Style ‘E’ wellhead connector. |
| LMRP |
1 x Shaffer
18¾in 5,000psi, Vetco H4 Style ‘E’ connector |
| Diverter |
Regan KFDS, 24in, 500 psi w/ 2 x 12in OD flowlines |
| BOP Control System |
NL Shaffer hydraulic control system 10,000 psi |
| Riser |
Regan FD-8, 21in OD riser; 50 ft long |
| Riser Tensioners |
8 x Houston System 100 kips each | | Guideline Tensioners |
4 x Houston System 20 kips each | | Podline Tensioners |
N/A |
| Choke & Kill |
Cameron 15,000psi with 2 x adjustable chokes and 2 x power chokes |
Machinery
| Main Power |
4 x EMD MD 16EB diesels 2,200 hp each driving 1,400 kw AC generators |
| Emergency Power |
1 x Caterpillar D398diesel driving 1,200 kw AC generator |
| Power Distribution |
7 x Integrated Power Systems SCR system |
| Pedestal Cranes |
2 x National OS435, 140 ft boom, 49 mt @ 30 ft; 1 x National OS215, 100 ft boom, 34 mt @ 30.5ft |
| Thrusters |
N/A |
Mooring Equipment
| Winches |
4 x Skagit WDM-48, Double wildcat electric winches |
| Wire/Chain |
8 x 6,000ft x 3in NVK4 chains |
| Anchors |
8 x Stevpris anchors: 4 x 15mt, 4 x 12mt | |
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