- Minimum average annual turnover (AAT) of $192 million or equivalent calculated as total certified payments received for contracts in progress or completed, within the last five (5) years. For joint venture, minimum AAT shall be $48 million for each partner, $77 million for one (1) partner, and all partners combine shall meet the minimum requirement of $192 Million. - Participation as sole contractor, joint venture partner, or sub contractor in at least two (2) contracts that have been successfully or substantially completed within the last ten (10) years and that are similar to the proposed contract where the value of the Bidder's participation under each contract exceeds $480 million. The two (2) contracts used as reference should pertain to the provision, on a single responsibility basis of inter alia design, supply, installation of 500 kV HPP with similar transmission lines, equipment and hydraulic structures (i.e. similar HPP as per Section 6 of the Bidding Documents) - The similarity of the Bidder's participation shall be based on the physical sizer, nature of work, complexity, methods, technology or other characteristics as described in Section6 (Employer's Requirements). For joint venture, wither one (1) partner must meet the requirement, or any two (2) partners must each demonstrate one successfully or substantially completed contract of similar size and nature.