Saudi Aramco and Saudi Basic Industries Corp have received project management consultancy (PMC) bids for a planned joint venture oil-to-chemicals project.

Bidders for the PMC contract include: KBR (US), Fluor (US), Jacobs Engineering (US), WorleyParsons (Australia) and Amec Foster Wheeler (UK), according to a report in Reuters.

The budget for the project is estimated to be around $30bn.

Under existing plans, the project will convert the 235,000 barrels a day (b/d) Yanbu refinery into an integrated refinery and petrochemicals complex.

The integrated petrochemical units are likely to include a steam cracker, mixed xylene, cumene, isobutene and petroleum coke, pitch facilities and an aromatics complex.

Presently, the Yanbu refinery produces liquefied petroleum gas (LPG), gasoline, jet fuel, diesel oil and fuel oil.

The hydroskimming facility has a capacity of 170,000 b/d.