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Bhutan seeks design and engineering consultant for 1125 MW Dorjilung project

Druk Green Hydropower Project Limited (DGPC) seeks to engage consultancy services for the design and engineering of the 1125 MW Dorjilung hydropower project on the river Kurichhu in the Mongar and Lhuentse districts in eastern Bhutan. Expressions of interest are invited by 30 May from consultants for the contract, which is anticipated to be financed by the World Bank, from which the Government of Bhutan has applied for financing for its construction.

The run-of-river project is seen as a critical component of Bhutan’s sustainable energy strategy, aimed at harnessing hydropower potential within the Kuri-Gongri River Basin to foster economic development and regional energy security. The project, which is currently designed with a 139.5 m-high concrete gravity dam, a 14.97 km-long headrace tunnel and an underground powerhouse, is expected to generate around 4.5 TWh annually. DGPC has undertaken a comprehensive Environmental and Social Impact Assessment (ESIA) aligned with Bhutan’s regulatory requirements and the World Bank’s Environmental and Social Framework (ESF).

The overall scope of the assignment shall include detailed design and engineering services for civil and hydro-mechanical works for the main plant (including the E-flow generating units). It shall also include finalization of contract packaging philosophy for the entire plant; preparation of all bidding documents (including electro-mechanical works), approval of construction drawings for E-M works and assistance in award of contracts of all procurement packages.

The selected consultant shall also support DGPC in reviewing and finalization of any design changes necessary during the construction phase to meet the design criteria and maintain the safety of structures. The detailed Terms of Reference (ToR) are available at: https://www.drukgreen.bt/tender/. The ToR is to provide an idea about the scope of the assignment to potential consultants to help them prepare their Expressions of Interest (EoIs). An updated TOR would be included in the Request for Proposal (RfP), which will be issued to the short-listed consultants.

Consultants may associate with other firms to enhance their qualifications but should indicate clearly whether the association is in the form of a joint venture and/or a sub-consultancy. In the case of a joint venture, all the partners in the joint venture shall be jointly and severally liable for the entire contract, if selected. In the case of an association (joint venture and/or sub-consultant), all members shall have well-defined responsibilities and details of the same shall be submitted along with the Expression of Interest.

A consultant will be selected in accordance with the Quality Based Selection (QBS) method set out in the World Bank Procurement Regulations. Expressions of Interest can be submitted by e-mail, in person or by mail to Darjay Wangdi, Head, Contracts and Procurement Division, Dorjilung Hydropower Project, DGPC, Post Box 1351, Thori Lam, Thimphu 11001, Bhutan; Email: d.wangdi269@drukgreen.bt