OREANDA-NEWS. The opening of envelopes with applications submitted by participants of the tendering procedure for the right to conclude a contract for development of the investments substantiation for the construction project of Kambaratinsk HPP-1 and HPP-2 located in the Kyrgyz Republic was postponed until November 20, 2007, the press service of INTER RAO reported.

This decision was made by the tender organizer at the request of tender participants and agreed with members of the simple partnership. Previously, the opening of envelopes was scheduled for November 6, 2007. The tendering procedure for development of the investment substantiation for Kambaratinsk HPP-1 and HPP-2 construction project is being held in compliance with the resolutions passed at the intergovernmental level by Russia, Kazakhstan and Kyrgyzstan. To organize it, a simple partnership was set up, to comprise JSC INTER RAO UES, OJSC Elektricheskiye Stantsii (Kyrgyz Republic), and JSC KazKuat (Republic of Kazakhstan). In this partnership, JSC INTER RAO UES represents the entire holding RAO UES of Russia and performs the functions of the tender organizer.

According to the project, Kambaratinsk HPP-1, located at the Karabash dam site on the Naryn River, will be the largest facility of the entire Kambaratinsk HPP complex. The station's design capacity is 1900 MW; the forecast annual output of electric power is 5.1 bln kWh. Kambaratinsk HPP-2 is part of the hydroelectric power plants cascade in the middle reaches of the Naryn River. The station's installed capacity is 240-360 MW depending on the number and capacity of the units installed. The forecast yearly output of electric power is 1050-1148 mln kWh.The construction of Kambaratinsk HPP facilities was launched in 1986. To date, Kambaratinsk HPP-2 is completed to about 40 per cent of the total scope of construction and installation work.