The scope of the contract includes the design, manufacture, factory testing, delivery, and unloading at site of major electromechanical equipment (the pump-turbine and governor systems, generator-motor and excitation systems, main inlet valves, auxiliary mechanical and electrical systems and Distributed Control System (DCS) and integration with other systems), the supervision of installation, testing, commissioning, and performance testing, training of employer’s personnel for operation and maintenance, and warranty and defect liability services. Bidders must ensure compliance with national and international environmental, social, health and safety standards, as specified in Appendix 4 of the tender documents.
EVN intends to apply for financing from Germany’s KfW and the European Investment Bank towards the project cost, and part of the proceeds will be used for Contract Package No. 01TB-BA.
Located in Bac Ai district, in the south-central province of Ninh Thuan, the open-loop project will be equipped with four 300 MW units. The project is expected to be completed by May 2031, with the first unit to start operating in December 2029. The three remaining units are scheduled to be commissioned in 2030. A ground-breaking ceremony was held in February 2025. The main civil works, which follows the completion of the outlet works of the project in March 2021, will be carried out by a consortium of seven domestic engineering and construction groups under a contract valued at VND 4334 billion (US$ 170 million) that was signed in February 2025 (See H&D Issue 2, 2025). The project is designed to provide peak load to the national grid, store energy through off-peak pumping, and contribute to frequency control, reactive power adjustment and spinning reserve services for Vietnam’s power system. In addition to facilitating the planned growth in variable renewable energy, the Bac Ai station will also complement the planned Ninh Thuan 1 and 2 nuclear power plants, all in Ninh Thuan province.
Bidding will be conducted through International Competitive Bidding with qualification, in accordance with the KfW Procurement Guidelines (https://www.kfw-entwicklungsbank.de/PDF/Download-Center/PDF-Dokumente-Richtlinien/FZ-Vergaberichtlinien-V-2021-EN.pdf). Bids in English should be submitted by 9:00 local time on 15 December 2025. A complete set of bidding documents are available to interested bidders from Power Project Management Board No.3, Branch of Vietnam Electricity, 25 Thach Thi Thanh Street, Tan Dinh Ward, Ho Chi Minh City, Vietnam, or can be accessed free of charge on the Vietnam National E-Procurement System at https://muasamcong.mpi.gov.vn
