Consulting Services for the Preparation of Feasibility Study, Environmental and Social Documents, Detailed Technical Design, Bills of Quantities (BOQ), Bidding Documents, and Procurement Process Support for the Construction of the 500 kV Transmission Line — Regional Electricity Market Interconnectivity and Trade

REQUEST FOR EXPRESSIONS OF INTEREST REPUBLIC OF TAJIKISTAN Open Joint Stock Company Shabakahoi Intiqoli Barq (SIB) Project: Regional Electricity Market Interconnectivity and Trade program (P509488) Assignment Title: Consulting Services for the Preparation of Feasibility Study, Environmental and Social Documents, Detailed Technical Design, Bills of Quantities (BOQ), Bidding Documents, and Procurement Process Support for the Construction of the 500 kV Transmission Line from Rogun Hydro Power Plant (HPP) to the Construction Site of New Sayhun Substation, including Reconstruction of Related Infrastructure Reference No .: REMIT-TJ-CS-QCBS-LS-RS The Republic of Tajikistan has received financing from the World Bank toward the cost of the Regional Electricity Market Interconnectivity and Trade program and intends to use part of these funds for the Consulting Services for the Preparation of Feasibility Study, Environmental and Social documents, Detailed Technical Design, Bills of Quantities (BOQ), Bidding Documents, and Procurement Process Support for the Construction of the 500 kV Transmission Line from Rogun Hydro Power Plant (HPP) to New Sayhun Substation, including new 500/220/35 kV Sayhun-500 Substation, 500 kV Transmission Line Sayhun – Sughd, new 220 kV Outgoing Lines from Sayhun 500 kV substation, new bay at Sughd 500 kV substation, reconstruction of the 220 kV Switchyard at Khujand Substation with the associated 220 kV OHL The main objective of the consulting services is to support the Open Joint Stock Company “Shabakahoi Intiqoli Barq” (SIB) in the preparation of the Feasibility Study development of a Scoping Study and preparation of detailed Environmental and Social Impact Assessment (ESIA), Land Acquisition Plan (LAP)/ Resettlement Action Plan (RAP), Stakeholder Engagement Plan (SEP) and, possibly, Biodiversity Action Plan (BAP), Gender Action Plan (GAP), Detailed Technical Design, Cost Estimates, Bills of Quantities (BOQ), Technical Specifications, Bidding Documents and support during the bidding and evaluation stages of procurement processing. The assignment will be implemented under the following Phases: Phase 1: Preparation of Feasibility Study and ESF Documents for Transmission Line and Substation; Phase 2: Detailed Design and Procurement Support for associated procurement activities ; Phase 3: Supervision and contract management during construction, commissioning, and project close-out, extending through the final acceptance and the end of the warranty period. Phase 3 would be implemented under a separate time-based contract to be finalized in case of successful performance of services during Phases 1-2, availability of funds and Client’s decision to engage the Consultant in Phase 3 implementation. Phases 1: Preparation of Feasibility Study and ESF Documents for Transmission Line and Substation Transmission Line - envisages Optimize technical and economic designs through evaluation of alternative routes for 500 kV Rogun-Saihun (lot 1), layouts, and configurations to minimize total project cost, transmission losses, and construction challenges while ensuring compliance with reliability and safety standards. Minimize E&S impacts by avoiding sensitive areas, reducing land acquisition and resettlement, and integrating E&S considerations into technical decisions. Substation - Define the optimal technical concept and preliminary design for the new substation, ensuring reliability, cost-effectiveness, and compliance with modern standards, and prepare key parameters, conceptual layouts, and cost estimates to support the detailed design, and tender document preparation. For reconstruction works, should propose phased implementation strategies to minimize substation shutdowns and ensure operational continuity during construction. Furthermore, the feasibility study should define optimal technical solutions for new equipment within the substation rehabilitation, ensuring high reliability, low latency, data and IT security, and compliance with modern standards. The design should promote sustainability, flexibility, expand-ability, and interoperability with existing systems, using state-of-the-art transmission and control technologies to support reliable, future-proof substation operation. Phase 2: Detailed Design and Procurement Support for associated procurement activities encompasses all activities related to the preparation of the detailed technical design, including the ESMP to be integrated with the Bidding documents, RAP/LRP as required, cost estimation of project packages, Bills of Quantities, Technical Specifications, Bidding Documents, and support during the procurement process, including assistance up to the award of contracts for the transmission line and substation works. The phase I and phase II shall be implemented under a Lump Sum contract. Phase 3: Supervision and contract management during construction, commissioning, and project close-out, extending through the final acceptance and the end of the warranty period (Phase 3 would be implemented under a separate time-based contract to be finalized in case of successful performance of services during Phases 1-2.The detailed Terms of reference for the assignment can be found in the website of Open Joint Stock Company “Shabakahoi intiqoli barq” in the following link:https: https://docs.google.com/document/d/1HfNFcN1up0keGK-aAlQUQ6qXuYMJ7uNf54_NfugR-O4/edit?usp=drive_link The Open Joint Stock Company “Shabakahoi intiqoli barq” now invites eligible consulting firms (“Consultants”) to indicate their interest in providing the Services. Interested Consultants should provide information demonstrating that they have the required qualifications and relevant experience to perform the Services (including profile of the firm, experience, performance/reference letter from previous Clients, primary legal documents, etc). The shortlisting criteria are: The Consultant shall have at least fifteen (15) years of demonstrated experience in the power transmission sector, including planning, feasibility study, and detailed design of high-voltage transmission lines and substations rated at 400 kV or higher; The Consultant shall demonstrate successful completion of the tasks of Preparation of a comprehensive Feasibility Study, Preparation of Detailed Technical Design and Supervision of civil works contract execution (Implementation) phase for at least two (2) overhead transmission line projects within the last fifteen (15) years (up to the date of EOI submission), each meeting the following criteria (i) rated at 400 kV or higher, with a minimum continuous corridor length of 100 km, and encompassing route selection, engineering surveys (e.g., LiDAR or photogrammetry), and detailed design (ii) Inclusive of the design of at least two (2) substations at 400 kV or higher, featuring breaker-and-a-half switching schemes and high-capacity autotransformers exceeding 200 MVA. The Consultant shall demonstrate experience in at least one (1) project within last eight (8) years (up to submission of EOI) financed by an International Financial Institution, such as the World Bank, ADB, EBRD, or similar, involving high-voltage transmission infrastructure rated at 400 kV or higher featuring breaker-and-a-half switching schemes and high-capacity autotransformers exceeding 200 MVA on the same or a different transmission line projects; Submission of organogram and/or describe departments of the firm to demonstrate Technical and managerial capabilities. Key Experts will not be evaluated at the shortlisting stage. The attention of interested Consultants is drawn to the Section III, Para (Conflict of interest) 3.13,3.14, and 3.16 of the World Bank's” Procurement Regulations for IPF Borrowers, revised September 2025,” [Procurement in investment Project Financing; Goods, Works, Non-Consulting and Consulting Services], setting forth the World Bank's policy on conflict of interest. A Consultant will be selected in accordance with the QCBS (Consultants Quality and Cost-based Selection) method set out in the Procurement Regulations. Consultants may associate with other firms to enhance their qualifications in the form of a joint venture and/or lead/sub-consultancy. Consultants shall indicate clearly in the Expression of Interest 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. Further information can be obtained at the address below during office hours (Monday to Friday, 08:30 – 17:00 hours, except on public holidays). The envelope must be clearly marked “Expression of Interest for Consulting Services for the Preparation of Feasibility Study, Environmental and Social documents, Detailed Technical Design, Bills of Quantities (BOQ), Bidding Documents, and Procurement Process Support for the Construction of the 500 kV Transmission Line from Rogun Hydro Power Plant (HPP) to the Construction of New Saykhun Substation, including Reconstruction of Related Infrastructure”. Expressions of Interest must be delivered in a written form prepared in English and Russian languages (in case of any discrepancy, the English version shall prevail) to the address below in person, or by courier, or by e-mail by July 24, 2026, 16:00 hour Dushanbe time. For the attention of: Mr. Abdullo Safarzoda, Head of PIU OJSC "Shabakahoi intiqoli barq". 64 I.Somoni avenue, Dushanbe, Republic of Tajikistan E-mail: gtlshib@gmail.com