Those vying for the spoils are India’s engineering major Punj Lloyd, domestic consortia Global Offshore and Afcons, and Essar Offshore and Indian Oil. They are competing against international rivals Abu Dhabi-based National Petroleum Construction Company, US-based J Ray McDermott and another consortium involving Singapore’s Swiber and Sime Darby from Malaysia.

The RS-12 project is part of the $1.1 billion-plus Mumbai High redevelopment.

India’s