GSF Key Gibraltar

300 Foot Jack-up Drilling Unit

General Description 

Design	MLT 84-C (modified to 116C)
Overall Dimensions	239 by 200 by 26 ft.
Legs (3)	410 ft. long square
Quarters capacity	120 persons
Operating water depth	300 ft.
Jacking System	MLT electrically driven rack and pinion system
Cantilever envelope	59 ft. by 30 ft.
Maximum variable load (drilling)	9,280 kips* * 300 ft. WD / 70 knot wind / 30 ft. wave / 1.5 knot current

Drilling Equipment 

Derrick	170 ft. by 30 ft. Pyramid Standard, with a static hook load capacity of 1,478,900 lbs. with twelve lines (1-3/4 in. drilling line)
Drawworks	Oilwell E32000, 3,000 hp, driven by three GE 752 DC motors, complete with Baylor 7838 electric brake
Rotary table	Oilwell, 37-1/2 in., with independent drive using a GE 752 DC motor with 2-speed transmission
Top drive	Varco TDS-8SA / AC Electric 750 ton rated 62,500 ft-lbs continuous torque
Mud pumps	Three Oilwell A-1700PT, 1,700 hp triplex pumps each driven by two GE 752 DC traction motors
Solids control	Two Brandt tandem screen scalping shakers cascading onto four Derrick Flo-line “Super ‘G’” linear motion shakers.

Power Equipment 

DC	Five Ross Hill SCR units, each rated at 1,800 amps, powering ten GE 752 DC motors
AC	Four Cat 3516B diesel engines, 1,840 hp, driving four 1,400 kva generators

Storage Capacities 

Liquid mud	2,368 bbl., including processing tank
Brine / OBM	2,800 bbl.
Bulk material	13,240 cu. ft.

BOP Equipment

Diverter system	Vetco KFDJ, 500 psi, 37-1/2” fixed diverter with 14 in. discharge lines and 14 in. hydraulically operated ball valves
13-5/8 in. system	One 5,000 psi Shaffer annular preventer, one 10,000 psi Cameron type U double ram preventer and one Camero type U single ram preventer

Other Equipment

Cranes

Two MLT PCM-120 cranes with 100 ft. booms, rated for 50 s.t. at 24 ft. radius, one Nautilus 180-BT3 crane, rated for 25 tons at 23 ft. radius mounted on the rig floor substructure, and one National Oilwell 60 DNS120-2.5 with 120 ft. boom rated for 41.7 s.t. at 85 ft.

Special Features 

Tender mode	Drillfloor/substructure can be set onto an adjacent platform and skidded up to 110 ft. from the transom utilizing the detachable aft cantilever segment (DACS) feature
Offline handling	Kingfisher system capable of picking up and racking back 3-1/2 in. pipe through 7 in. casing with dedicated iron roughneck.

Inquiries should be directed to the Marketing Department Houston 15375 Memorial Drive Houston TX 77079-4101 (281) 925-6000 Fax (281) 925-6010