STENA SPEY
The Stena Spey is a Friede & Goldman L907 (enhanced Pacesetter) twin pontoon, column-stabilised, semi-submersible offshore drilling unit. The Stena Spey is able to operate in water depths of 1,500ft using 18 3/4” – 15,000psi Hydril BOP and Vetco MR-6C riser.
| Rig Type | SEMI SUBMERSIBLE |
| Design | Enhanced Pacesetter |
| Construction Yard | DAEWOO, KOREA Friede & Goldman L-907 |
| Year Delivered | 1983 |
| Classification | DNV CLASS +1A1 COLUMN STABILISED DRILLING UNIT HELDK RECYCLABLE UKVs |
| Flag | UK |
| Station Keeping | Anchored: 12T Bruce MK4, HHP anchors |
| Max Water Depth | 1,500 FT |
| Max Drilling Depth | 25,000 FT |
| Helideck | Designed for EC225, S92 & S61 |
| Accommodation | 120 persons |
| Length | 236 ft |
| Breadth | 208 ft |
| Moonpool | 83 FT 4" X 20 FT 8" |
| Operating Draft | 65 ft |
| Transit Draft | 24.9 ft |
| VDL (Operating) | 3340 Mt |
| Mast/Derrick | NorMar – 635 MT |
| Hoist/Drawworks | National/1625 DE |
| Motion Compensator | Brown Brothers, Stroke 20ft 272 MT |
| Top Drive | Maritime Hydraulics 590 MT |
| Pipe Handling | Maritime Hydraulics Bridge Racking Crane |
| Mud Pumps | 3 x National 12-P-160 |
| Shale Shakers | 4 x Brandt – VSM 300 |
| BOP | Hydril 18 3/4” 15,000 psi WP H2S |
| LMRP | 1 x Hydril Annular 5K 18 3/4" |
| Wellhead Connector | 1 x 18 3/4 GE Vetco 15K EBF |
| Control System | Cameron Direct Hydraulic |
| Riser | Vetco / MR-6C |
| Riser Tensioners | 10 x Brown Brothers 80k |
| Choke & Kill Manifold | Cameron 3 1/8” – 15,000 PSI |
| Diverter | GE Vetco – KFDS – CSO – 49 1/2” |
| Liquid Mud |
Active 115 M³, 726 bbl Reserve 226 M³, 1,422 bbl |
| Drill Water | 1,665 M³, 10,472 bbl |
| Potable Water | 336 M³, 2,113 bbl |
| Fuel Oil | 1,642 M³, 10,330 bbl |
| Bulk Cement | 249 M³, 1,564 bbl |
| Base Oil | 290 M³, 1,824 bbl |
| Brine | 442 M³, 2,777 bbl |
| Sack Material | 2000 Sacks |
| BULK BARITE/BENTONITE | 314 M³, 1,564 bbl |
| Main Power | 4 x Bergen KVGB 12 diesel engines Generator Rated Output: 2750kVA |
| Emergency Power | HEDEMORA/V6B-12 Generator Rated Output: 813kVA |
| Thrusters | 2 x Lawrence Scott, E126BO1/4 |
| Mooring system | 8 x 3” K4 anchor chains average length 1500mtrs |
| Deck Cranes |
2 X NOV NATIONAL OS435 40 MT (PORT & STARBOARD) 1 X NOV OC3500LE 80 MT AFT |
| BOP Handling | 1 x 220 MT NorMar BOP Transporter |
