SCARABEO 3

  • DESIGNF&G
  • WATER DEPHT (ft)1790
  • TYPE2nd generation drilling floater
  • FIELD OF ACTIVITYDrilling

2nd generation drilling rig

BRIEF DESCRIPTION

Scarabeo 3 was delivered by Blohm & Voss A.G. shipyard in Hamburg during 1975. It is a triangular shape unit, with three column and three pontoons, able to operate worldwide. Born as a 2nd generation semisubmersible drilling unit, during its life, Scarabeo 3 was continuosly upgraded in order to meet market requirements;

 

The main upgrades are:

 

• top drive installation;

• iron roughneck installation;

• motion compensator installation;

• drawworks break joystick device;

• drawworks anti-collision system;

• new drilling instrumentation (rig sense);

• upgrade of the mud treatment system with the installation of 4 high efficiency shale shakers (Brandt VSM 300), with the capability to install a fifth unit;

• BOP guideline and guidelineless system;

• new BOP pods;

• BOP double outlet for kill and choke;

• new BOP control hoses & reels;

• risers with booster line;

• stripping tank connected to the choke&kill manifold;

• zero pollution system, complete with extra collecting tank.

TYPE

2nd generation semisubmersible drilling unit. Triangular shape, three column, three pontoons

 

DESIGN

Friede & Goldman

 

SHIPYARD

Blohm & Voss A.G. Hamburg

 

YEAR OF BUILT

1975

 

CLASSIFICATION

RINA 100 - A - 1.1 - Nav IL; Perf FLAG Portugal

 

WATER DEPTH

Max. 1790 ft (545 m) Min. 154 ft (47 m)

 

DRILLING DEPTH

Approx 25,000 ft (7,600 m)

 

STATION KEEPING

Moored, wire/chain, 9 lines

 

MAIN DIMENSIONS

Length: 109.30 m

Width: 100.30 m

Height from base line to main deck: 44.5 m

Moonpool dimensions: 5 m x 6.90 m

Displacement: 21,410 t at operating draft 24.50 m

 

VARIABLE DECK LOAD

2,500 st

 

POWER SYSTEM GENERATORS

Seven (7) Caterpillar D 399 for offshore application 1,175 HP

 

DERRICK

Lee C. Moore

Base 40 x 46 ft

Height 160 ft

Rated hook load 1,000,000 lbs

 

MOTION COMPENSATOR ON DERRICK

Vetco, Hook mounted

 

DRAWWORK

National DE-1625

Total input power 3,000 HP

Auxiliary brake Baylor Elmago model 7838

 

TOP DRIVE

Varco TDS 3H

Rated capacity 500 st

Maximum continuous torque 34,700 lbs.ft 5,000 psi WP

ROTARY TABLE

National C495

Maximum opening 49.1/2”

Rated capacity 800 st

 

MUD PUMPS

Three (3) National 12-P-160

Input power 1,600 HP each

end WP 5,000 psi

 

MUD TANKS

Approx. 2000 bbls

 

MUD TREATMENT

Four (4) NOV Brandt model VSM 300 Mi Swaco desilter

Burgess Degasser model 1000 Mud gas separator (poor-boy)

 

LMRP (Lower Marine Riser Package)

One (1) Shaffer Spherical Preventer 18.3/4” - 5,000 psi WP

 

BOP (Bop Lower Stack)

One (1) Shaffer Double Ram Preventer 18.3/4” - 10,000 psi WP, with Shear capacity One (1) Shaffer Double Ram Preventer 18.3/4” - 10,000 psi WP

 

DIVERTER

Regan KFDS - 3

 

RISERS

ABB Vetco Grey riser joints 21” x 50ft

Riser tensioning system with eight (8) shaffer 80K tensioner

 

CRANES

One National OS 435 - Rated capacity 57 st at 8 m radius

One Mariner Unit 500 - Rated capacity 8 st at 8 m radius

One Marathon PCM120 AC - Rated capacity 21 st at 8 m radius

 

CREW FACILITIES

Air conditioned living quarters for 110 people

 

HELIDECK

Suitable for Sikorsky S-61 N

 
SCARABEO 3 - brochure
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