| Rig Type |
Semisubmersible |
| Rig Location |
UK North Sea |
| Rig Design |
Enhanced Aker H-3.2 |
| Year Built |
1975 |
| Yard Built |
Trosvik Framnaes, Sandefjord, Norway |
| Class |
ABS AI Column Stabilized Drilling Unit |
| Registry |
Marshall Islands |
| Water Depth - Ft |
1,200 |
| Drilling Depth - Ft |
20,000 |
| Quarters |
110 + 2 bed hospital |
| Dimensions |
355' x 221' x 120' |
| Helideck |
75' diameter octagonal, for Westland EH 101 |
| Drilling Draft |
70' |
| Variable Deckload - Operating |
2,950 LT |
| Variable Deckload - Transit |
2,262 LT |
| Number of Columns |
8 |
| Max Combined Structure Load |
650 kips |
| Moonpool Dimensions |
18' x 65' |
| Operating Displacement |
24,121 LT |
| Bulk Mud & Cement |
17,600 cu ft |
| Liquid Mud |
2,322 bbls |
| Fuel Oil |
11,820 bbls |
| Drill Water |
13,365 bbls |
| Brine |
3,060 bbls |
| Base Oil |
3,060 bbls |
| Potable Water |
3,474 bbls |
| Sack Storage |
2,300 sq ft |
| Drawworks |
National 1625 DE w/1-1/2" drill line |
| Derrick |
Emsco 40' x 40' x 180', 1.4 million lb. hook load capacity |
| Top Drive |
Varco TDS-4S |
| Pipe Handling System |
Varco AR3200 Iron Roughneck, Hydraulic Stabbing Arm,
ODS pipe deck elevator for casing handling |
| Rotary |
National C-495, 49-1/2" |
| Top of Rotary Table to Bottom of Barge |
152 Ft. |
| Mud Pumps |
(3) National 12-P-160 |
| Main Engines |
(4) Bergen BMV KVBG-12 |
| Annular BOP |
(2) Shaffer 18-3/4" 5K
|
| Ram BOP |
(2) Hydril MPL (double) 18-3/4" 10K |
| Diverter |
Regan KFDS 21" |
| Riser |
Vetco 21" MR6-C
|
| Riser Tensioning |
(6) 80 kip, 480 kip total |
| Solids Control |
(4) Thule VSM 100 dual shakers, Derrick flow divider |
| Cranes |
(1) Hyland/Aker Model 40/15.36.6, (1) Seatrax 8032, w/120' booms |
| Mooring System |
(8) 3" x 4,500' ORQ+20 / R4 chains, (8) 10 MT MK5 Stevpris Anchors |
