offshore
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AD-50

Rig  Arabdrill 50
Type: Jackup 
Country: Saudi Arabia 
     
Vessel Design Kepple Fels Limited, Class B
Specifications Service date Jun-13
  Classification Self Elevating Drilling Unit
  Port of Registry/Flag SAUDI ARABIA
  Length 234 ft
  Width 208 ft
  Depth of hull 25 ft
  Cantilever reach  70 ft
  Transversal skid 15 ft
  Lightship draft 16 ft
  Transit draft with full deck load 16 ft
  Variable load- transit/jacking/operat. 4500/ 7500/ 18137 Kips
  Crew quarters 150
  Major upgrade
   
  Rated drilling depth 30,000 with 5-1/2” DP
  Operating water depth  Up to 400 ft
  Tugs required to move  2 recommended (3 for platforms)
     
   
Jacking Type jacking system OTD 1000 FV
Systems Pinions 36
  Pinion rating – Normal 1300 kips
  Pinion rating- Emergency 1000 kips
  Leg length 517 ft
  Transfer the leg length to general vessel specifications  
   
     
Storage Solid control  mud tanks 363 bbls
Capacities Trip tank  2 x 60 bbls
  Strip tank
  Active Mud Tanks 4,024 bbls
  Reserve Mud Tanks
  Drill Water 18,784 bbls
  Potable Water 2053 bbls
  Bulk mud and cement 4 x 1700 cu ft, 3 x 1500 cu ft
  Sack Material 5000 SACKS
  Fuel 3254.3 bbls
  Brine 1,176 bbls
  Others  
     
   
Rig Derrick- capacity Lee C Moore, 1500 kips static hook load
Equipment Drawworks National Oilwell Varco ADS-10T, 3,000 HP
  Auxiliary Brake Friction Brake
   
  Main Power 5 x Caterpillar 3516 CHD , 1720 KW each
  Emergency Power Caterpillar 3508 B , 600 KW
   
  VFD System AC power is provided by ten (10) single quadrants
Make/type:ABB
Maximum continuous power (total):  9030.50 KW
Output voltage: 600 Volts
   
  Mud Pumps LEWCO, W-2215 Triplex , 2,200 HP
  Scalping Shale Shakers ( upstream) 5x NOV Brandt VSM 300 shale shaker
  Linear Motion Shale Shakers —-
  Desander + Desilter + Mud cleaner NOV brandt Combined hydrocyclone and vibratory basket design
  Other solid control eqt —-
   
  Mud Mixing equipment 3 X Mission 2500 Supreme,pumps,8X6X14
   
  Topdrive NOV TDS-8SA  750T
  Rotary Table NOV RST 495,1000 tons
  Crown Block Lee C Moore, 8 Sheaves, 60" OD
  Travelling Block Hook NOV / DRECO Model 760TB-750-8C
  Swivel Integrated in Top-Drive
  Deck cranes Favco Offshore Crane Model 7.5/10K
  Cementing unit Schlumberger Unit
   
  Drill floor instrumentation NOV
   
  Other major drill floor eqpt NOV ST-120 Iron Roughneck
   
  Communications  PAGA system, GMDSS equipment
   
  Drilling line 1-5/8" 6 x 19, regular way, IWRC
     
Blowout Annular BOP CAMERON DL 18-3/4, 10M
Preventer Diverter 49-1/2 Drill-OUIP, 2000 psi
Equipment Diverter type Fixed Diverter System 
  Ram Preventers 2 x Cameron BOP TL DBL 18-3/8” 15M
   
   
  BOP Handling Eqpt Ingersoll Rand Trolley 2 X 68.2 MT
  Choke Manifold NOV ,4-1/16", 15000PSI
  BOP Control System CAMERON
     
    Schlumberger
   
   
Safety Lifeboats 4 X 75 PERSONS
  Liferafts 12 X 25 PERSONS 
   
  H2S safety systems  Drager
   
   
Equipment Fire detection Drager
  Combustible Gas detection Drager
  H2S Detection   Drager
  Gas detection  Drager
   
  Fire fighting  SEA WATER FIRE MAIN,FIRE PUMP,FOAM .CO2 FLOODING SYSTEM