Chevron has taken the Ubon gas field development in the Gulf of Thailand back to the drawing board and is expected to return with a much-downsized project.

The writing was on the wall in late 2015 when the US supermajor carried out a design re-evaluation on the project, particularly on the proposed central processing platform.

Three large Asian offshore fabricators — Daewoo Shipbuilding & Marine Engineering, Samsung Heavy Industries and SembCorp Marine — had been vying for the engineering procurement, construction and installation of a 26,000-tonne platform.

However,