Bidders are likely to include WorleyParsons, Technip, Singgar Mulia with Doris Engineering and possibly Saipem. The Singgar-Doris joint venture has bid successfully in the past for Total's Indonesian projects, said sources.

The operator might be in a position to award the FEED contract, which is designated a frame agreement for basic engineering services, by the end of the year.

The workscope will include basic engineering for phase two of the Sisi-Nubi project, South Mahakam phase three, Peciko phase seven and the Bekapai field redevelopment.

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