GSF Development Driller III Spins Bit in Ultra-Deepwater GOM

Transocean announced that the newbuild ultra-deepwater semisubmersible rig GSF Development Driller III has commenced operations in the U.S. Gulf of Mexico for a subsidiary of BP under a seven-year drilling contract.

The dynamically positioned Development Driller III is one of 23 Ultra-Deepwater Floaters in the Transocean fleet. The rig features advanced offshore drilling technology, including a motion-compensated winch capable of deploying subsea assemblies to the seabed, a high-pressure mud-pump system, an advanced mud system design, a variable deckload of 7,000 metric tons and Transocean's patented dual-activity drilling technology, allowing for parallel drilling operations designed to save time and money in deepwater well construction, compared with conventional rigs. The rig is equipped for drilling in water depths up to 7,500 feet, upgradeable to 10,000 feet, and equipped for drilling wells up to 35,000 feet total depth, upgradeable to 37,500 feet.