The $28 billion development will see output at the field ramped up to about 120,000 barrels per day, from 55,000 bpd currently, and involves the drilling of 26 subsea wells and the construction of two bridge-linked platforms as well as new onshore processing and compression facilities at Sangachal.

The final investment decision, previously expected by 30 September but deferred in January to the end of 2013, had been anticipated