AFR RI-3A Tanzania-Zambia Transmission Interconnector: Construction of Sumbawanga, Tunduma, Kisada, and Mbeya 400/220/33 kV Substations and the installation of two line bays and associated shunt reactors at Iringa substation

Project ID: P163752

Project Title: AFR RI-3A Tanzania-Zambia Transmission Interconnector

Borrower Bid Reference: TZ-TANESCO-204917-CW-RFB

UNITED REPUBLIC OF TANZANIA

TANZANIA ELECTRIC SUPPLY COMPANY LIMITED

Specific Procurement Notice

Invitation for Prequalification

Country: United Republic of Tanzania

Name of Project: Tanzania - Zambia Transmission Interconnector Project (TAZA)

Contract Title: Design, Supply, Installation and Commissioning of the proposed Iringa, Kisada, Mbeya, Tunduma 400/220/33kV Substations and Sumbawanga 400/220/66/33kV Substation.

Sector: Energy and Extractive

Credit No.: 6293-TZ

Prequalification Reference No.: PA/001/2020-2021/HQ/W/46 – Lot 1, 2 & 3

The Government of the United Republic of Tanzania has received financing from the World Bank (WB), through the International Development Association (IDA), and French Agency for Development (AFD) and a grant from European Union (EU) toward the cost of the Tanzania - Zambia Transmission Interconnector Project (TAZA).  Tanzania Electric Supply Company Limited (TANESCO), as Project Implementing Agency of the United Republic of Tanzania, intends to apply part of the proceeds toward payments under the contracts for the Design, Supply, Construction, Installation and commissioning of three substation works lots as outlined below: -

TANESCO intends to prequalify contractors for design, supply, and installation of the 400kV substations at Iringa, Kisada, Mbeya, Tunduma and Sumbawanga under the Tanzania-Zambia Transmission Interconnector Project (TAZA), that consist of: -   

Lot 1:  Design, supply, and installation of 400/220/33kV Iringa substation and 400/220/33kV Kisada substation

Iringa Substation

• Iringa substation is an existing 220/33 kV substation that is located about 5 km east of the city of Iringa. The substation will be extended and will include the required 400 kV switchgear and 400/220/33kV power transformers. The 400kV substation scope will include construction of a control room.  four transmission line bays and associated protection and control systems.

• The substation will consist of 400kV double busbar, bus-coupler, four (4) line bays, line shunt reactors, two (2) 400/220/33kV transformer bays, and 2×250 MVA, 400/220/33kV autotransformers. Further, the existing 220kV substation shall be extended to accomodate two new 125 MVA 22/33kV power transformers and a new 33kV switchgear room.  

Kisada Substation

The proposed Kisada substation is a greenfield substation that will be located about 13 km north of Nyororo village in Iringa Region.

The proposed Kisada substation will be equipped with a 400kV double busbar, 400kVbus-coupler, four (4) 400kV line bays with line shunt reactors, two (2) 200 MVA 400/220/33kV auto-transformers and associated transformer bays. The substation will also be equipped with a 220kV double busbar with bus coupler, two (2) 60MVA 220/33kV power transformer and associated 220kV bays, and a 33kV switchgear room. 

Lot 2:  Design, supply, and installation of 400/220/33kV Mbeya substation and 400/220/33kV Tunduma substation

Mbeya Substation

• The proposed Mbeya substation will be located in Uyole approximately 9 km east of existing 220 kV substation in Mbeya and about 15 km east of Mbeya township.

• The proposed Mbeya substation is a greenfield   400/220/33kV substation that will be equipped with a 400kV double bus bar including bus-coupler, four (4) 400kV line bays including shunt reactors, and two (2) 250 MVA 400/220/33kV auto-transformer and associated bays. The substation will also be equipped with a 220kV double busbar, bus-coupler, two (2) 220kV line bays for the cut in connection of the existing 220kV Mbeya-Makambako transmission line, two (2) 60 MVA 220/33kV power transformer and associated bays, , and 33 kV switchgear room.

Tunduma Substation

• The proposed 400/220/33kV Tunduma substation will be located about 18km northwest of Tunduma township in the Songwe Region.

• The proposed Tunduma substation is a greenfield 400/220/33kV substation that will be equipped with a 400kV double busbar, bus coupler, three (3) 400kV line bays including shunt reactors, two (2) 250 MVA 400/220/33kV auto-transformer and associated bays, and three (3) bays for the 400/330kV auto-transformer bays to be installed under a separate contract.  The substation will also be equipped with a 220kV double busbar, bus-coupler, two 125 MVA 220/33kV power transformers, and 33kV switchgear room. 

Lot 3:  Design, supply, and installation of Sumbawanga Substation (400/220/66/33kV)

• The proposed Sumbawanga substation will be located about 5km west of Sumbawanga Township in Rukwa Region.

• The proposed Sumbawanga substation is a greenfield 400/220/66/33kV substation that will be equipped with a 400kV double busbar, bus coupler, two (2) 400kV line bays including shunt reactors, and two (2) 150 MVA 400/220/33kV auto-transformers and associated bays. The substation will also be equipped with a 220kV double busbar, bus-coupler, and two (2) 90MVA 220/66/33kV power transformers and associated bays. Also, the substation will be equipped with 66kV single busbar divided in two sections, two (2) 66kV line bays for the cut-in connection of the existing 66kV line from Zambia to Old Sumbawanga substation, and 33kV feeders for reinforcement of local distribution. Included in this package is the diversion of existing 66kV line from Zambia to the Old Sumbawanga substation.

Prequalification will be conducted through the procedures as specified in the World Bank’s Procurement Regulations for IPF Borrowers Fourth Edition, November, 2020 (“Procurement Regulations”), and is open to all eligible Applicants as defined in the Procurement Regulations.

Interested eligible Applicants may obtain further information from the Tanzania Electric Supply Company Limited (TANESCO) at the address given under no. 5 during office hours from 08:00 hours to 17:00 hours East African Time. A complete set of Prequalification document in English will be available upon submission of application letter to the address given under paragraph no. 5 below and upon payment of nonrefundable fee of USD 200 (two hundred USD or its equivalent in a freely convertible currency) – transaction charges exclusive payable by Applicant. The method of payment will be as follows:

The Complete set of prequalification documents (hard and soft copy) may be purchased from the Offices indicated below upon payment of a non-refundable fee. The Applicant or Applicant’s agent shall collect the Prequalification Document at the Employer’s office on a normal working day between 8:30Hours to 15:30Hours East African Time. 

The prequalification document may also be delivered to Applicants by email in PDF format through Applicant’s email address provided to the Client, upon submission of proof of payment of the application fee, (Note: Applicants must provide reliable address to avoid any communication difficulties). Applicant shall transmit a copy of Bank Payment Slip and his e-mail address to the e-mails below, (Note: Applicants must make sure that, the payment for application fee covers all Bank charges).

The e-mail addresses are: sec.tenderboard@tanesco.co.tz and pmuprojects@tanesco.co.tz.

Local Interested Applicant may buy Prequalification Document at TANESCO premises and pay locally through National Microfinance Bank (NMB) upon receipt of reference number from TANESCO. 

Bank Accounts for Payment of Application Subscription Fees for Transactions from Abroad: -

Applications for prequalification should be submitted in clearly marked envelopes and delivered to the address below on or before 10.30 hours East African Time, Friday, 05th November, 2021. Electronic applications will be permitted through submission procedures described in ITA Section II: Prequalification Data Sheet (PDS) Clause 7.1 and 19.1. In view of COVID-19, there are additional application submission options as detailed in the referred ITA PDS 19.1. Late Applications shall be rejected.

The address referred to above is:

Secretary Tender Board

Tanzania Electric Supply Company Limited

Umeme Park Building, Third Floor, Room No. A 305

Morogoro Road, Ubungo Area,

Dar Es Salaam, TANZANIA 

Attn: Mr. Nyelu Mwamwaja

P. O. Box 9024

Dar es Salaam, TANZANIA

Tel: +255 22 221 0231, +255 22 221 0232

E-mail: sec.tenderboard@tanesco.co.tz; pmuprojects@tanesco.co.tz

Web site: www.tanesco.co.tz 

CONTACT INFORMATION
Organization/Department Tanzania Electric Supply Company Ltd.
Name Peter Kigadye
Address Ubungo, Nelson Mandela Road, +255- 022-245130, +255-022-2451148 P. O. Box : 9024 Dar es salaam
City 
Province/State Eastern Africa
Postal Code 
Country Eastern Africa
Phone 255784472698
Email peter.kigadye@tanesco.co.tz
Website www.tanesco.co.tz