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Robert Allan Engineering & Design

RAmpage Series

Model RAmpage 6000-ZM (example)

Compact, high-power offshore support tug designs of 37 to 65 metres for towing, anchor-handling, terminal and oil-field support duties.

Description

The RAmpage series of offshore support tugs was developed to meet demand for high-performance towing and anchor-handling tugs for offshore terminal and oil-field support, without reverting to full-sized OSV/AHTS vessels. Ranging from 37 to 65 metres, they combine relatively compact dimensions with high power.

Designs are classified by length, then propulsion (Z for Z-drive where manoeuvring and positioning control are paramount, as in DP operations; T for twin-screw, typically with nozzles and lateral thrusters, for maximum bollard pull and long-distance towing), then powering method (M diesel-mechanical, E diesel-electric, H diesel-hybrid). A RAmpage 5000-ZM is a 50 metre Z-drive diesel-mechanical version. An example is the 60 metre RAmpage 6000-ZM Koc Al Zour, a double ASD multipurpose oil spill recovery and offshore support vessel built by Uzmar Shipyard for Kuwait Oil Company.

Key features

  • 37 to 65 metres length
  • Z-drive or twin-screw; mechanical, electric or hybrid power
  • Model-tested capabilities

Applications

Offshore terminal and oil-field support, towing and anchor-handling.

Specifications

Length range37 - 65 m

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