the legs are lowered to the ocean's floor and the rig hull and drilling equipment is elevated well above the water's surface and away from any potential waves. The first type of elevating device ...

drillships work in water depths ranging from 2,000 to more than 10,000 feet (610 to 3,048 meters). Drilling equipment is passed through the vessel's moon pool and connected to the well equipment ...

just put a water well on his property to be able to water his yard. "You’ve got to have a little bit of space, you can’t get a big old drilling rig in the backyard of a 4,500 square-foot lot ...