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Rowan Louisiana: Primary Rig Characteristics Capacities

The Rowan Louisiana is a LeTourneau Technologies 84-S Class jack-up rig built in 1975 and upgraded in 2006. It has a maximum drilling depth of 25,000 feet and can operate in up to 328 feet of water. Key capabilities include a maximum drilling payload of over 7 million pounds and accommodations for 91 people. It is equipped with drilling equipment such as a 160 foot derrick and National top drive, as well as well control infrastructure including three 13-5/8 inch blowout preventers.

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0% found this document useful (0 votes)
747 views2 pages

Rowan Louisiana: Primary Rig Characteristics Capacities

The Rowan Louisiana is a LeTourneau Technologies 84-S Class jack-up rig built in 1975 and upgraded in 2006. It has a maximum drilling depth of 25,000 feet and can operate in up to 328 feet of water. Key capabilities include a maximum drilling payload of over 7 million pounds and accommodations for 91 people. It is equipped with drilling equipment such as a 160 foot derrick and National top drive, as well as well control infrastructure including three 13-5/8 inch blowout preventers.

Uploaded by

SurajPandey
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© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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ROWAN LOUISIANA

LeTourneau Technologies 84-S Class Jack-Up Year in Service: 1975 Life Enhancement: 2006

 CAPACITIES  PRIMARY RIG


Maximum Drilling Payload: Pipe Storage (Main): CHARACTERISTICS
7,311,000 lbs. 2,000 sq. ft. x 7 ft. high
Maximum Water Depth:
Rotary Load: Pipe Storage (Cantilever): 328 ft.
1,500,000 lbs. N/A
Leg Length:
Setback Load: Covered Sack Storage: 466 ft.
600,000 lbs. 1,500 sq. ft.
Hull Length:
Liquid Mud: Potable Water:
248 ft.
1,467 bbls 1,128 bbls
Sand Traps: Drill Water: Hull Width:
170 bbls 6,624 bbls (incl. combo tanks) 201 ft.
Bulk Cement: Diesel Fuel: Hull Depth:
5,440 cu. ft. 3,779 bbls 26 ft.
Bulk Barite: Base Oil:
5,400 cu. ft. 700 bbls Gear Unit Height:
24 ft.
 DRILLING EQUIPMENT
Maximum Drilling Depth:
Derrick: Top Drive/Power Swivel: 25,000 ft.
160 ft. Woolslayer 30 ft. x 30 ft. National PS2 - 650/650 rated for 650 tons
Longitudinal Leg Centers:
129 ft.
Travelling Block: Crown Block:
IDECO TB-750, 750 tons capacity National 700 FA , 857 tons
Transverse Leg Centers:
142 ft.
Drawworks: Auxiliary Brake:
National 1625-DE Elmago 15015 w/ battery backup Hook Load:
1,500,000 lbs.

Drill Line: Rotary: Cantilever Skid Out:


1-5/8” National C375 N/A
Substructure Travel:
Prime Movers: Emergency Generator 7.5 ft. transverse to port or
(6) Caterpillar D-399 @ 1,139 hp each (1) Caterpillar D-379 @ 500 hp starboard

Mud System Max. Pressure:


Cementing Equipment: Torque Wrench/Spinner: 5,000 psi
BJ Unit 10K psi Varco Iron Roughneck TW-61 / Spinmaster
Hawk Quarters Accommodations:
91 persons
Cranes:
(4) LeTourneau PCM120 Pedestal Cranes Heliport - can accommodate:
Sikorsky S-61 N

Minor changes / modifications to the above listed equipment could occur.


Maximum Water Depth denotes the designed rating, pending site specific assessment.
Should you have specific questions, please contact the Marketing Department at: marketing@rowancompanies.com or 713-960-7622
ROWAN LOUISIANA
LeTourneau Technologies 84-S Class Jack-Up

 WELL CONTROL  MUD SYSTEMS


Diverter: Mud Pumps:
(21) 1/4” Hydril 2k with 12” outlets (3) National 12-P-160, Triplex, 1,600 hp driven by (2) GE 752

Annular:
13-5/8” Hydril 10k Mud Pits:
1,467 bbls total active mud pits, (3) mud pits and (1) slugging pit

BOP:
(3) 13-5/8” 10M Cameron Singles, hydraulic, with 3-1/16” and Mud Mixing Pumps:
4-1/16” side outlets (2) Mission Magnum

Shale Shakers:
(3) Brandt King Cobras

Desanders:
(1) Brandt King Cobra plus Mud Cleaner
Choke Manifold:
3-1/16” 10k psi (2) fixed chokes, (1) adjustable choke, (1) power
choke Desilters:
Derrick (20) 4” cones

Degasser:
Derrick Vacu-Flo 1,000 rated @ 1,200 gpm

Mud Processing Pumps:


Control Unit: (2) Mission Magnum
3K psi CAD M Series BOP control unit (24) 15 gal. bottles w/ 500
gal. reservoir
Maximum Pressure:
5K psi

 GENERAL ARRANGEMENTS

MAIN DECK MACHINERY DECK SIDE PROFILE

REVISED

Minor changes / modifications to the above listed equipment could occur.


Maximum Water Depth denotes the designed rating, pending site specific assessment.
Should you have specific questions, please contact the Marketing Department at: marketing@rowancompanies.com or 713-960-7622

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