H Young & Co. (E.A.) Ltd

Olkaria II Unit 3 Geothermal Power Project

Client MITSUBISHI HEAVY INDUSTRIES/ MITSUBISHI CORPORATION CONSORTIUM FOR KENYA ELECTRICITY GENERATING CO. (KENGEN)  
Supervising Engineer SINCLAR KNIGHT MERZ (NOW PART OF JACOBS ENGINEERING)  
Commence date   FEBRUARY 2008
Completion date MAY 2010  
Project Value US$ 36.5 Million  
Installation of additional geothermal turbine generating unit with a Normal Continuous Rating (NCR) of 35MWe (net) at the Olkaria II Power Station including the augmentation of existing switchyard and the interconnection and modification of existing geothermal steam gathering systems. H Young & Co. (E.A) Ltd scope of work included civil, building, mechanical erection, electrical, control and instrumentation:
  • Earth works 32,000 cum.
  • Cast in situ bored Piles 800 nos.
  • Reinforced Concrete OPC 9,000 cum.
  • Supply & install P/House structural steel 400MT.
  • Landscaping 28,000 sqm.
  • Installation of Equipment including Turbine, Generator, Jet Condenser, Cooling tower, transformer, hot well pumps etc.
  • 100% radiographed power house & steam field pressure piping to ANSI B31.1 in size up to 1200mm dia – 2,800m.
  • 11,700 radiographic films.
  • Installation of Armored power cabling up to size 1000sqmm – 90,000m.
  • Supply and Installation of OW35 Steam well field pipes and fittings up to 900mm dia.
  • Manufacture Pressure Vessel 100TPH Separator to ASME sec VIII.