Georgia developer seeks contractor for 450-MW Namakhvani Cascade

TBILISI, Georgia 2/10/12 (PennWell) -- Georgia developer JSC Namakhvani HPP Cascade invites expressions of interest in construction of the 450-MW Namakhvani Cascade of three hydropower plants on an engineering-procurement-construction (EPC) basis. Responses are due April 2.

JSC Namakhvani HPP Cascade was formed by Georgian Oil and Gas Corp. in January as a subsidiary to develop the Namakhvani Cascade hydro plants on the Rioni River in western Georgia. Georgia's Ministry of Energy and Natural Resources took bids January 31 to develop Namakhvani Cascade on a build-own-operate basis.

The three dams and hydropower plants, 250-MW Namakhvani, 100-MW Zhoneti (or Joneti), and 100-MW Tvishi, are expected to cost an investment of US$800 million and to produce 1,681 gigawatt-hours annually. The cascade is to include a 111-meter-tall concrete Namakhvani Dam, a 31-meter-tall rockfill Zhoneti Dam, and a 56-meter-tall concrete Tvishi Dam. Transmission lines also are planned to deliver project power.

A feasibility study is available on the ministry Internet site at

Expression of interest documents for an EPC contract may be obtained electronically from the address below. Expressions of interest are due April 2.

For information, contact JSC Namakhvani HPP Cascade, Kakheti Highway 21, Tbilisi 0190 Georgia; (995) 32-2244040, E-mail:

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