CJ46 Jack-up

High Efficiency Drilling



The CJ46 is a three-legged cantilever type jack-up drilling rig that is part of the well-established GustoMSC CJ series. The series consists of seven distinct types for moderate and harsh environment designs. The CJ46 is the most capable and efficient drilling jack-up for operations in water depths up to 375ft for worldwide operations. The innovative X-Y skidding system provides a large drilling envelope of 70x40ft.

The CJ series further consists of the CJ43, CJ50, CJ54, CJ62, CJ70 & CJ80.


Best in class solution:

  • Overall structural capability
  • Large variable load in all conditions
  • High drilling efficiency
  • Large drilling envelop due to X-Y cantilever skidding system
  • Sturdy leg bracing system
  • Large main deck area

The CJ series can be fully customized to owner’s specific requirements.


Main characteristics

Water depth 106 – 114.3 m
Deck size 65.25 x 62 m
Variable load oper. 4,200 mt
Cant. comb. load 1,180 mt
Cantilever reach 21.3 x 12.2 m
Derrick 1,500 kips
Mud capacity 4,750 bbls

CJ46 Sepat jackup rig
CJ46 Sepat jack-up rig
CJ46 COSL jackup Rig
CJ46 COSL jack-up rig

Our designs at work

Ideas may start on paper, but our designs are brought to life each day as they serve the marine and offshore industries. View our reference list of field-proven designs and vessels.

GustoMSC Reference List

Related Products

X-Y Skidding System

Huge load chart, less rig moves

Learn more

Fixation System

Sturdy Leg Construction, Increased Unit Capabilities

Learn more

VSD Rack and Pinion Jacking System

Step-Less Speed Control and Superior Handling

Learn more

Chela Series

Enabling Simultaneous Operations: Reducing environmental footprint and improving return on investment

Learn more

Marine and Construction

A complete life-cycle partner for streamlining your offshore operations.

Learn more


Pioneers of offshore engineering, constantly working toward a more sustainable future

Learn more