REGULATORY BODY APPROVALS
SOLAS 2011 Edition, MARPOL 1973/78, IMO MODU-CODE 2009, all with latest amendments
CLASSIFICATION
DNV X1A1 COLUMN STABILIZED DRILLING UNIT, POSMOOR-ATA, CRANE, HELDK-SH, ECO, F-AM, DRILL, BWM-T, COMF V(1) C(1), CLEAN DESIGN
DESIGN CRITERIA
Maximum Wind Velocity (Stability) 70 Knots / 100 Knots
Wave Height Hs 15.8 m (51.8 ft)
Air Gap (Operational / Survival) 12.1 m /15.6 m (39.7 ft / 51.2 ft)
PRINCIPAL PARTICULARS
Length of Pontoons 105 m (344.5 ft)
Width & Length, Pipe Rack Deck 76 m x 73 m (249.3 ft x 239.5 ft)
Height to Pipe Rack Deck (ABL) 39.6 m (129.9 ft)
Draft (operational) 19 m (62.3 ft)
Draft (survival) 15.5 m (50.8 ft)
Drilling depth (max) 40,000 ft (12,192 m)
Displacement (operational) 45,037 t (44,325 LT)
Displacement (survival) 41,466 t (40,810 LT)
Displacement (transit) 35,523 t (34,961 LT)
Water depth (outfitted) 457.2 m (1,500 ft)
Water depth (max) 1,500 m (4,920 ft)
Water depth (minimum) 70 m (230 ft)
STORAGE CAPACITIES
Bulk mud, upper hull 327 m3 (11,548 ft3)
Bulk cement, upper hull 327 m3 (11,548 ft3)
Sack material, upper hull 7,000 sacks
Base oil for mud, pontoon 940 m3 [5,913 bbls ]
Liquid mud / brine, upper hull 1,070 m3 [6,730 bbls]
Liquid mud / brine, pontoon 1,878 m3 [11,813 bbls]
Diesel FO (MDO) 4,840 m3 [30,445 bbls]
Drill water, pontoon 3,230 m3 [20,318 bbls]
Potable water 1,260 m3 [7,926 bbls]
Open pipe rack deck area 3,075 m2 (33,099 ft2)
Variable deck load (max operational) 7,000 t (6,888.7 LT)
Variable deck load (max transit) 5,860 t (5,767 LT) incl. anchors & chains
Payload (max operational) 11,200 t (11,021 LT)
ACCOMMODATION/ OFFICE
Total capacity of 160 men in 1 and 2 men cabins with attached toilet/bathroom, 10 nos.office spaces and service facilities
MATERIALS HANDLING
Deck Cranes Two (2) 80 t revolving deck cranes with 46 m main boom, certified for personnel lift. Each crane is equipped with two 5t tugger winch for material handling.
One (1) 9 t knuckle boom tubular handling crane winch for material handling
MARINE SYSTEMS
Main Power / Emergency Power Six (6) diesel engines, each with 3,340 ekW capacity. Total installed horsepower is approximately 20,040 ekW.
Two (2) of the main generators are assigned as both main and emergency generator.
Each shall be located in separate compartment. Engine exhaust shall comply with Tier III
Power Distribution AC Power propulsion, Mooring and VMC system. 11kV AC Alternators.
Thruster Four (4) 3.0MW azimuth thrusters for Automatic Thruster Assisted mooring and self-propulsion. Thruster is installed with a fixed pitch propeller with an 8 degrees tilted thruster.
Mooring System Four (4) triple drum windlasses with twelve (12) underwater chain fairleads. Stationkeeping is a 12 points chain mooring system with automatic thruster assisted.
At water depth up to 457 m (1,500 ft) the system can operate as self-help mooring, for deeper water depth the system shall operate in a preset/insert mooring mode. Twelve (12) chain lockers in pontoon for stowage of 84 mm chain of 1,500 m length.
DRILLING SYSTEMS
Drilling Rig Single Quad Derrick with API gross nominal capacity of 2,500,000 lbs with a lifting height of 64 m and a maximum set-back load capacity of 647 t (713 st). Equipped for offline stand building capability
Derrick shall be installed with a personnel elevator of 500 kg lifting capacity.
Rotary Table One (1) 60.5" rotary with independent drive
Top Drives One (1) top drives with 680 t (750 st) capacity
Riser Tensioners Four (4) dual wire line tensioners, each with capacity of 200,000 lbs totaling 1,600 kips
BOP and Riser One (1) 18.75" x 15,000 psi Annular preventers. Five (5) 18.75" x 15,000 psi Ram preventers. 5,000 ft (1,524 m) of 21" risers, 50 ft joints, with C&K, booster and hydraulic lines.
Riser setback area is capable of vertically racking 5,000 ft of risers (100 ft stands made up of 2 x 50 ft lengths)
Drill String Tubular setback / fingerboard is able to rack approximately 40,000 ft of drilling string, includes 5 7/8" drill string with subs, drill collars, heavy weight drill pipes.
DRILLING FLUID SYSTEMS
Mud Pumps and Treatment System Three (3) water-cooled Mud Pumps, single acting Triplex, 2200 HP, 7,500 psi, optional for 4th mud pump.
Four (4) Shale Shakers with header box/flow divider and adjustable-while-drilling (AWD) with space reserved for two (2) additional shakers.
One (1) gumbo conveyor, two (2) Degasser units, two (2) 60 bbls trip tanks and space reserved for two (2) set of mud cleaners (desilter and desander).
OTHERS
Elevators for Crew and Provisions Two (2) freight & personnel elevators of 1,500 kg capacity in port/aft and starboard/forward column
Two (2) freight & personnel elevators of 6,000 kg carrying a laden forklift in port/aft and starboard/forward upper hull
One (1) personnel elevator of 1,500 kg capacity in accommodation
Helicopter Deck Capacity Designed for MI8, S61/S92 and EH 101 helicopters. Helideck is installed with Integrated Fire Fighthing System (DIFFS)
Life Saving Equipment Four (4) lifeboats with total capacity of 320 persons. Lifeboats are sized for average person weight of 98 kg and seat width of 21". Fourteen (14) inflatable liferafts with capacity of 25 persons each. One (1) fast rescue boat.
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