Tarbela 4th Extension Hydropower Project

Tarbela 4th Extension Hydropower Project

Location: Tarbela Dam (on Indus River), District Swabi, Khyber Pakhtunkhwa 

Salient Features
Power Generation
  • Modification of Tunnel 3 & 4 Intakes
  • Construction of Low Level Outlet Gates
  • Installed Capacity 1,410 MW (Three Units 470 MW each)

Annual Energy 3,840 GWh

Execution by WAPDA

Consultants

JV of Mott MacDonalds Ltd. UK, Coyne-et-Bellier, France with MM Pakistan & ACE Pakistan as Sub-consultants

Contractor

·         Civil Work Contract awarded to M/s Sinohydro Group Ltd. China (SHGL) on 09.09.2013.

·         E&M Work Contract signed with M/s Voith Hydro China & Voith Hydro GmbH Germany (Consortium) on 14.02.2014.

Commencement Date

October  28,2013

Completion Date

Actual 10 March 2018 (Unit #17) (Civil Works of Power House completed, remaining Intakes works to be completed by June 2021)  

Financial Status (Rs. Million)

Local

Foreign

Total

Approved PC-I Cost (16.08.2012)

17,736.000

65,865.000

83,601.000

EXpenditure Upto 30.06.2018

28,318.000

57,686.000

86,004.000

PSDP Allocation 2018-2019

10,535.000

3,363.000

13,898.505

 Environmental Initiatives 

           TARBELA 4TH EXTENSION HYDROPOWER PROJECT

 Status:

  • TOC-01 for penstock was issued on 23.01.2018.
  •  Inauguration of the Tarbela 4th Extension Hydropower Project took place on March 10, 2018
  •  1st Revised PC-I submitted to MoWR on 07.11.2018 is under process.
  •  TOC-04 for T-4 Powerhouse was issued by the Engineer on 15.03.2019.• Work on T-4 raised intake structure is in progress and is scheduled to be completed in low flow season 2019.
  •  Tunnel-3 has been punctured. Demolition of tunnel concrete lining is about 85% complete. Reinforcement/formwork installation, concreting of joint section to follow for the current lean period.

       Overall Physical Progress      97.22%

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