kV SELİMPAŞA Gas Insulated Switchgear Substation (GIS)

INVITATION FOR BIDS REPUBLIC OF TÜRKYE From the General Directorate of the Turkish Electricity Transmission Corporation:

Employer: Turkish Electricity Transmission Corporation (TEA)

Project: Türkiye – Transforming Power Transmission System Project (TPTS) – P508354

Name of Procurement: 154/33 kV SELMPAA Gas Insulated Switchgear Substation (GIS)

Country: Türkiye

Loan No.: 9859-TR

RFB No: DB.ATT.39

Issued on: 26 October 2026

1. The Turkish Electricity Transmission Corporation (TEA) has received financing from the World Bank toward the cost of the Türkiye – Transforming Power Transmission System Project (TPTS) and intends to apply part of the proceeds toward payments under the Contract for 154/33 kV SELMPAA Gas Insulated Substation (GIS) . 2. The Turkish Electricity Transmission Corporation (TEA) now invites sealed Bids from eligible Bidders for the construction and completion of following Work: Supply of Substation Goods testing, transport, delivery, services required at customs and storage at site, engineering and design services, complete erection, construction, installation, supervision, civil works, commissioning, site testing and handing over in satisfactory operating condition including repair works for 5 years after the expiry of the guarantee period of 154/33 kV SELMPAA Gas Insulated Switchgear Substation Works . 3. The duration of the Works is 540 calendar days of Design, Supply & Installation works and excluding Defect Liability Period of the construction works. 4. Bidding will be conducted through national competitive procurement using a Single Stage One Envelope Request for Bids (RFB) as specified in the World Bank’s “World Bank Procurement Regulations for IPF Borrowers dated September 2023” and is open to all eligible Bidders as defined in the Procurement Regulations. National competitive bidding will be conducted in accordance with the Bank's Single-Stage Bidding Procedure. The Bidders may review the qualification requirements at the following link:https://www.teias.gov.tr/tr-TR/ihaleler. 5. Interested eligible Bidders may obtain further information and inspect the Bidding Document during office hours, from 09:00 to 17:00 (Türkiye time) , at the address below. Turkish Electricity Transmission Corporation (TEA) General Directorate, Trade Department Nasuh Akar Mah. Türk Oca Cad. No: 2, Floor: 15, Rooms No. 31 and 33/A Çankaya – ANKARA / TÜRKYE

Tel.: [contact details removed] – 85 09

Fax: [contact details removed]

E-mail: alihuseyin.altunbas@teias.gov.tr – nur.kiris@teias.gov.tr

6. The Bidding Document in English may be purchased by interested eligible Bidders upon submission of a written application to the address below and upon payment of a nonrefundable fee of US$ 200.- (V.A.T included). The method of payment will be direct deposit to specified account number below. Upon payment of the fee (copy of the payment receipt should be attached to the written application), the Bidding Documents will be sent by the Employer to the applicant through email as an attachment file in electronic format.

Bank Name and Account Details:

US Dollar Account: Vakfbank, Kzlay Branch

Account No.: 00158048000941781

IBAN No.: TR350001500158048000941781

7. Bids must be delivered to the address specified below on or before 30 November 2026 at 10:30 (Türkiye time). Electronic bidding will not be permitted. Late Bids will be rejected. Bids will be publicly opened in the presence of the Bidders’ designated representatives and anyone who chooses to attend at the address below on 30 November 2026 at 10:30 (Türkiye time). 8. All Bids must be accompanied by a Bid Security of 250.000,- Euros or equivalent (two hundred fifty thousand Euros) for 154/33 kV SELMPAA Gas Insulated Switchgear Substation (GIS). The exchange rate to be applied in conversion of the Bid Security Amount shall be the Selling Exchange rates officially published by the Central Bank of Türkiye (Döviz Sat) at 03.30 p.m. (Türkiye Time) on the applicable date (http://www.tcmb.gov.tr). The applicable date for the exchange rates shall be the date twenty-eight (28) days prior to the date of Bid Opening except when this date falls on an official holiday including Saturdays and Sundays in which case the applicable date shall be the last working day before twenty-eight (28) days prior to the date of Bid Opening.

9. The addresses referred to above is

Address for Submission of Bids:

Turkish Electricity Transmission Corporation (TEA) General Directorate, Trade Department Nasuh Akar Mah. Türk Oca Cad. No: 2, Floor: 15, Room No. 53/B Çankaya / ANKARA Address for Bid Opening: Turkish Electricity Transmission Corporation (TEA) General Directorate, Trade Department Nasuh Akar Mah. Türk Oca Cad. No: 2, Floor: 15, Room No. 89 Çankaya / ANKARA