Engineering Consultancy Services for Replacement of 400kv OHL at L Station – M Station Interlink with 400kV GIL Including Associated Works, Dubai

Dubai Electricity and Water Authority (DEWA) plan to convert OHL from L Station gantry to Reactor Station Area by Gas-insulated transmission lines (GIL) due to limitation of space.

The new 400kV Series Reactor Station between M Station and L station is interfaced with GIL (Approximate length of 400kV GIL is 450m x 3 Ph = 1350m) from L Power Station Gantry to Series Reactor as required by client.

The Scope of Consultancy Services covers tendering, design verification, supervision, witnessing FAT tests and warranty services etc. for the EPC works.

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 Substations, extension to the existing SCADA and Telecommunication systems, etc., and confirmation of compliance with the EPC contract;
  • Review and Approval of contractor’s As-Built Drawings;
  • Warranty Period Services.

Technical data

  • 400kV, 3 phase Gas Insulated Line



Dubai Electricity and Water Authority (DEWA)