Drilling

EMSCO C 2 (AZ 5825)

skeda fronte retro ultimi ok 26-04-2005 10:33 Pagina 28

02.0

5

RIG CHARACTERISTICS

NOMINAL DRILLING DEPTH RANGE 20,000 feet (with O.D. 5” DP)

WINTERIZATION SYSTEM Two portable steam heaters (350,000 Kcal/hr each), enclosed areas rig floor, BOP area, choke manifold and racking board

ACCOMMODATION CAMP 20 total people in emergency sleeping barrack

DRILLING EQUIPMENT

DRAWWORKS CONTINENTAL/EMSCO C2 type 2 (max input 2,000 hp) driven by two GE 752 DC electric motors, complete with Elmagco 7838 auxiliary electrical brakeDrilling line 1 1/2” breaking strength 89.7 tons

MUD PUMPS Two NATIONAL 12-P-160, each driven by two GE 752R electric motorsOne NATIONAL 10-P-130, driven by two GE 752R electric motors

MUD SYSTEM 472 cu.m total active/reserve volume in ten mud tanks

SOLID CONTROL One Double Scalping shale shaker BRANDT dual tandem plus three single shale shakers DERRICK FLC

BOP SYSTEM 29 1/2” One annular bag diverter HYDRIL MSP 500 PSI21 1/4” One annular bag preventer HYDRIL 2,000 PSI20 3/4” One single ram preventer SHAFFER 5,000 PSI

One double ram preventer SHAFFER 5,000 PSI13 5/8“ One annular bag preventer HYDRIL GK 5,000 PSI

Two single ram preventers CAMERON U 10,000 PSI One double ram preventer CAMERON U 10,000 PSI

CHOKE MANIFOLD CAMERON 10,000 x 5,000 PSI with one power choke valve 3 1/16” 10,000 PSI and two manual choke valves 3 1/16” 10,000 PSI

DP 5” O.D. 5,500 m grade S135 19.50#3 1/2” O.D. 5,500 m grade S135 15.50#

POWER Four CAT D 399 diesel engines each driving one KATO 6P6 1,500 KVA AC electric generator(for total 4,200 hp installed)

TOP DRIVE VARCO TDS 9S 400 tons x 5,000 PSI WP, max RPM 228, max output torque 32,000 lbs at 114 RPM

ROTARY TABLE IDECO LR 375 (37 1/2“ opening) 635 tons static load rating

MAST PYRAMID cantilever 152.5’ 1,100,000 lbs static hook capacity with twelve lines to travelling block

SUBSTRUCTURE PYRAMID self elevating 48’5” x 30’10” size, casing capacity of 900,000 lbs simultaneous with 600,000 lbs set back capacity

CROWN BLOCK PYRAMID with seven 60” sheaves grooved for 1 1/2” O.D. wire line

TRAVELLING BLOCK IDECO UTB 525, load rating tons 525 with six 60” sheaves

EMSCO C 2 (AZ 5825)

RIG CHARACTERISTICS

DRILLING EQUIPMENT

Saipem S.p.A.Via Martiri di Cefalonia, 6720097 San Donato Milanese, Milan - ItalyTel. +39.02.520.1 - Fax +39.02.520.54113www.saipem.eni.it - A subsidiary of Eni S.p.A.

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skeda fronte retro ultimi ok 26-04-2005 10:33 Pagina 29