Engineering Consultancy Services for Qatar Power Transmission System Expansion – Phase VII, Qatar

The works under the PHASE VII project include establishment of new transmission substations as well as refurbishment/ modification/ upgrade/ replacement of existing transmission substations/ overhead lines/ underground power cables. The works are spread all over the state of Qatar including newly developed areas and existing areas

The Scope of Consultancy Services include tendering, design verification, supervision, witnessing FAT/type tests and warranty services etc. for the area/package-wise EPC works along with EPC Telecom works.

Consultancy Services Contract covers the works related to establishment of substations, cables & all associated works of Phase VII Transmission System Network expansion Project which corresponds to the scope of the following EPC Tenders:  GTC/122/2006 - OHL (awarded to one EPC Contractor), GTC/124/2006 - Cables (awarded to four EPC Contractors), GTC/123/2006 – Substations (awarded to three EPC Contractors) and GTC/125/2006 – NCC/DCC Upgrade/Modifications (awarded to one EPC Contractor)

Services provided

  • Tender documents preparation and verification;
  • Clarifications to queries raised by tenderers (EPC contractors) during tendering stage;
  • Technical evaluation of received bids and preparation of Technical evaluation report;
  • Commercial Evaluation of received bids and preparation of commercial evaluation report and final recommendations;
  • Tender negotiations and assistance in contract award;
  • Preparation of respective contract documents ;
  • Review and Approval of Contractor’s documentation (including design, material and method statement approval, etc.);
  • Project Management (including but not limited to overall project management, schedule controlling, monitoring, interface management and controlling, etc) for each consultancy package;
  • Site Supervision of site construction activities, testing and witnessing the tests by contractor on all equipment during and after the construction;
  • FATs in the manufacturers’ facilities;
  • Supervision of the commissioning and subsequent warranty period services of all civil, electromechanical and other works comprising EHV/HV Substations, Power Cables, OHLs, extension to the existing SCADA and Telecommunication systems, etc., and confirmation of compliance with the EPC contract as applicable to each consultancy package;
  • Review and Approval of contractor’s As-Built Drawings;
  • Warranty Period Services.

Technical data

  • 3 nos. 400kV Substations
  • 8 nos. 220kV Substations
  • 2 nos. 132kV Substations
  • 16 nos. 66kV Substations
  • Modification of existing S/S of various voltage level (400kV, 220kV, 2kV & 66kV)
  • 45km of 400kV Cable Lines
  • 30km of 220kV Cable Lines
  • 170km of 400kV OH Lines
  • 5km of 220kV OH Lines
  • 50km of 132kV OH Lines
  • 50km of 66kV OH Lines
  • Modification of existing OHL of various voltage level (132kV & 66kV)



Qatar General Electricity & Water Corporation (KAHRAMAA)