Gas Turbines – OCGT

Duration: 2006 – 2009

Value: > $100 Million

Scope of work:

Detailed design, procurement, construction and commissioning of the balance of plant for the Gas turbine Power Stations:

  • Fuel unloading, treatment and forwarding systems
  • Fire protection and detection systems
  • Demineralized and potable water distribution systems
  • Compressed air system
  • Electrical power distribution system
  • Electrical, control and Instrumentation
  • Design, procurement and installation using a Profibus network and EMH instruments
  • Supply fully documented construction records
  • Supply a full set of operating and maintenance procedures
  • Dedicated training for Eskom personnel on plant operations and maintenance


Piping Manufacture and Erection of SIEMENS:

  • 50 NB to 300NB carbon and stainless steel piping
  • Workshop prefabrication and field installation (including all supports and hangers)


Mechanical Erection for SIEMENS:
9 x 150 MW Siemens Gas Turbines – Atlantis and 5 x 150MW Siemens Gas Turbines – Mossel Bay:

  • Installation of the power generating components including turbines, combustion and chambers, generators and clutches using laser alignment equipment
  • Installation of all associated mechanical equipment, auxiliary and utility skids
  • Provision and management of inexperienced artisans
  • Supply full documented construction records
  • Supply a full set of operating and maintenance procedures
  • Dedicated training for Eskom personnel on plant operations and maintenance


Turbine Hall Erection for ROSHCON:

  • 1,800 tonnes of structural steel work
  • 8,400m² of sound proofing and environmental protection cladding
  • Support beams and rails for 250 tonne overhead gantry cranes