Saipem TAD

 January 14, 2010; h 12:00

Tender Assisted Drilling Barge
Built by CNIC Shipyard in Douala, Cameroon (2008)

Classification:
ABS +A1

Design type:
Flat bottom

Dimensions:
Length: 91.44 m
Breadth: 30.48 m
Depth: 6.70 m

Design criteria:
Water depth: up to 490 ft
Drilling depth: 4,900 m
Uniform deck load: 15 t/sq.m

Cranes:
Boom length: 54 m. SWL: 100 t @18 m rad. Whip SWL: 15 t (erecting crane) Boom length: 34 m. SWL: 22 t @15 m rad. Whip SWL: 6 t (service crane)

Drawworks:
Bentec 1250AC-681, driven by 2 electric motors, 800 HP each

Mud pumps:
3 Wirth TPK 71/2”. Rated input power: 1,600 HP each

Rotary table:
American Block RK 371/2”. Rated capacity: 650 t

Top drive:
Canrig 1250AC-681, rated capacity: 500 t – 5,000 psi w.p., driven by one 1,000 HP electric motor

Derrick:
WCI, 153 ft high. Static hook load capacity: 900 kips.

BOP:
1 Cameron annular 211/4” – 2,000 psi
1 Cameron double 203/4” – 3,000 psi
1 Cameron annular 135/8” – 5,000 psi 1 Cameron double 135/8” – 5,000 psi 1 Cameron single 135/8” – 5,000 psi

Power system generators:
4 Caterpillar 3516B 1,285 kW each

Crew facilities:
Air conditioned living quarters for 100 people

Helideck:
Suitable for Sikorsky S-92