Rig Type Jack-Up Self -Elevating Drilling Unit 3Leg Mat Support
Owner Aban Offshore Ltd
Design&class Bethlehem ,JU-250MS;

American Bureau of Shipping, A1 Self-Elevating Drilling Unit

Construction & Conversion YearBethlehem Steel Corporation Sparrows Point,Md,


Water Depth250'
Drilling Depth19836'
Quarters90 Persons
Hull166' X109' X 16'
Variable Load4200 Kips
Heliport70' X 60'
StorageMud & Cmt Bulk-6600 cft;

Liquid Mud-1498bbls;


Drill Water-4746 bbls;

Pot Water-472 bbls

Drilling EquipmentDraw works-MIDCO U-1220- Driven by 2 EMD D79 DC Motors.

Mud Pumps-2 Gardner Denver PZ11, Triplex,1,600 HP,Driven by 2- D79mb DC Motors each.

Prime movers-Three 12 CYL EMD,1,650 HP each;

DC-DC System; Maximum continuous power (total) KW .800; Output 575-600 V DC

Rotary Table-National C-375, Max opening in 37-1/2", GM, D79MB , Torque-3680 ft lbs; Rated capacity 500tons

Top Drive-Varco TDS-11 SA, 1250 AC-681-B20 , 5000psi, Rated Capacity-500tons, output 800hp, 37500'lbs ; 228rpm

DerrickBranham 147’ X 30' X 30';

1,392,000 lbs., Max No of 12 lines; 70 knots

BOP SystemOne Double 13-5/8" Cameron - Type U Ram Preventer 10000psi

One Single 13-5/8" Cameron - Type U Ram Preventer 10000psi

One 13-5/8" SHAFFER, spherical Annular Preventer; 5000psi

One 21-1/4" Hydril MSP Annular Preventer; 2000psi

Single ram BOP, 21-1/4"" -2000 psi, cameron type U

One 11" Hydril MSP Annular Preventer; 1000psi

Single ram BOP, 11"" -15000 psi, cameron type U

CranesTwo Sea King 1400;PEDESTAL;

19.66 tons @ minimum radius

Mooring4 NOS, Letourneau

Four Electric motor driven

50,000 lbs pull each

Work AreaKakinada (East Coast) - India
Former Names Griffin Alexander-III
Rig Photograph