The Energy Driller is a semisubmersible drilling rig of “Mariner” design. It was built in 1977 and subsequently upgraded in 1992, 1997, 2007 and 2012. The rig has operated mostly off Brazil and in Southeast Asia. It is able to operate in water depths of up to 1,000 ft and drilling depth of up to 20,000 ft. Its deck load capacity is 1,750 tons and is able to accommodate 96 people. The rig is equipped with a Varco TDS-4 top-drive and 18-3/4 inch x 10,000-psi BOP. The rig is currently operating offshore India on a three (3) year contract with ONGC.
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