Lot No. 1 "Investment design for the implementation of geotechnical activities at sites of the power transmission network, owned by ESO EAD"
About This Opportunity
Електроенергиен Системен Оператор Еад Bulgaria: Обособена позиция №1 „Инвестиционно проектиране за изпълнение на. Services contract awarded, architecture &.
This is a services contract in the architecture and engineering sector. Located in Bulgaria, Europe, this opportunity is open to firms and consortiums, with an estimated budget of BGN 700,000.
Published through TED - Tenders Electronic Daily (EU), a national government procurement portal. Public procurement tenders follow the country's national bidding regulations and may have specific eligibility and documentation requirements for services in the architecture and engineering sector. Service contracts are typically evaluated on both technical quality and price, and may require bidders to demonstrate relevant experience and qualified personnel. This contract has already been awarded. The information is published for transparency and market intelligence purposes.
Description
Auto-translated from bg"Investment design for the implementation of geotechnical activities at sites of the power transmission network, owned by ESO EAD". The procurement under lot No. 1 provides for the conclusion of a framework agreement, in which not all conditions are specified, with up to three potential contractors, for the provision of services for the preparation of investment designs for the implementation of geotechnical activities at sites of the power transmission network, owned by ESO EAD and the exercise of author supervision during construction. The contracting authority forecasts that during the term of the concluded framework agreement under lot No. 1, the frequency of expected assignments will be around one project every two years for power transmission network sites with a voltage of 220 kV and 400 kV, representing construction works of the first category, according to Art. 137 of the Spatial Development Act and around three projects per year for power transmission network sites with a voltage of 110 kV, representing construction works of the first category, according to Art. 137 of the Spatial Development Act, including one or more of the following design parts: Part: Geotechnics – prepared in the phase: conceptual design and/or phase: technical design; Part: Geodesy, phase: technical design; Part: Structural, phase: technical design; Part: Architectural, phase: technical design; Part: Water Supply and Sewerage (WSS), phase: technical design; Part: Electrical – power, lighting, structural, grounding and lightning protection systems, phase: technical design; Part: Road, phase: technical design; Part: Fire Safety; Part: Health and Safety Plan; Part: Construction Waste Management Plan; Part: Cost documentation. The specific technical specifications with a detailed description of the site and the scope of investment design, subject to each public procurement under the framework agreement, will be indicated in the annexes to the invitation to participate in an internal competitive selection or to supplement the offer.
Data provenance
This notice is sourced from TED - Tenders Electronic Daily (EU) and was originally published on May 13, 2026. Last refreshed 34 days ago. Original language: bg. BidsFactory mirrors official procurement notices and links back to the source for full legal text.
About ЕЛЕКТРОЕНЕРГИЕН СИСТЕМЕН ОПЕРАТОР ЕАД
ЕЛЕКТРОЕНЕРГИЕН СИСТЕМЕН ОПЕРАТОР ЕАД has issued 53 procurement notices on BidsFactory, including 3 currently open and 34 awarded contracts. Activity concentrates in Architecture & Engineering Services, General Supplies & Services, and Construction & Civil Works. All notices are published for Bulgaria. Notices are distributed via TED - Tenders Electronic Daily (EU). Most recent publication: June 25, 2026.
Frequently asked questions about this tender
Where will the contract be performed?
The contract is for delivery in Bulgaria. Foreign bidders should review local registration, taxation, and any in-country presence requirements before submitting.
How can I submit a bid?
Visit TED - Tenders Electronic Daily (EU) to access the full notice, required documents, and submission instructions provided by the contracting authority.
Is this tender still open?
No — the contract has already been awarded to ПАРТРЕЙД ООД; КРИСТЕХ 84 ЕООД; ЕнЕкс ЕАД. The award notice is archived on BidsFactory for transparency and market intelligence.
Who is the contracting authority?
This notice was issued by ЕЛЕКТРОЕНЕРГИЕН СИСТЕМЕН ОПЕРАТОР ЕАД in Bulgaria. The authority is responsible for evaluating bids, awarding the contract, and managing performance.
What type of contract is this?
This is a Services contract in the Architecture & Engineering Services sector. The classification helps bidders match the opportunity to their qualifications and registered scope of supply.
How much was the contract awarded for?
ПАРТРЕЙД ООД; КРИСТЕХ 84 ЕООД; ЕнЕкс ЕАД was awarded the contract for BGN 800,000. The figure reflects the value disclosed by the contracting authority in the award notice.
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