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The Fleet  Our Rigs  List by Name  GSF Adriatic I

Fleet Specifications

GSF Adriatic I
300 Foot Jack-Up

General Description 

Design Marathon LeTourneau 116-C graphic
Dimensions 243 x 200 x 26 ft.
Spud can diameter 46 ft.
Legs (3) 410 ft. long square
Quarters capacity 108 persons 
Operating water depth 300 ft. 
Cantilever envelope 40 ft. by 24 ft.
Maximum cantilever extension (transom to rotary) 45 ft.
Maximum variable load (drilling) 4,408.5 st

Drilling Equipment 

Derrick 160 ft. x 30 ft. DSI, with a static hook load capacity of 1,250,000 lbs. with fourteen lines
Drawworks National-Oilwell 1625 DE, 3,000 hp, driven by three GE 752 DC motors, with drum brake and a Baylor Elmagco 7838 auxiliary electric brake
Rotary table National-Oilwell C-375, 37-1/2 in. driven by GE 752 electric motor, 2 speed gear box
Top Drive Varco TDS-4S, 500 short tons, continuous drilling torque 50,900 ft.-lbs., with a Varco PH-85 pipe handler
Mud Pumps Three National-Oilwell 12-P-160, 1,600 hp triplex pumps each driven by two GE 752 Hi-Torque DC traction motors, rated to 5,000 psi
Solids Control 4 x VSM-300 Balanced Eliptical Motion Dual Deck.
Instrumentation Petron Pit Volume totalizier systems with mud flow and trip tank monitoring

Power Equipment 

DC Five Ross Hill SCR units, 2000 amps each, powering 10 drilling motors
AC Five Caterpillar 3516-B diesel engines, 1,855 hp, driving five KATO 600 volt, 1,305 kw generators

Storage Capacities 

Liquid Mud 2,170 bbls. mud and 1,292 bbls. oil base storage
Bulk material 9,800 cu. ft.

BOP Equipment

Diverter  Regan KFL-3 2,000 psi, 28 in. diverter with two 12 in. discharge lines and 12 in. hydraulically operated ball valves
BOP stack  21-1/4 in. x 2,000 psi WP BOP stack, with two Cameron U single ram preventers and one Hydril MSP-2000 21-1/4 in. 2,000 psi WP annular

13-5/8 in. x 10,000 psi WP BOP stack, with two Cameron U double ram preventers, one Hydril GK 13-5/8 in. 5,000 psi WP annular
BOP handling 2 x 25 short ton hoist and trolley handling system

Other Equipment

Cranes Three Marathon LeTourneau PCM-120 cranes, 2 x 100 ft. booms, rated for 50 short tons at 24 ft. radius; 1 x 120 ft. booms, rated for 43 st at 28 ft. radius

Special Features 

Cantilever extensions 15 ft. pin on extensions are available to increase the maximum skid out distance to 60 ft. aft of the stern and drilling envelope to 55 ft. x 24 ft.

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