A Drilling Rig is a machine used to drill that creates holes for drill water wells, oil wells, and natural gas extraction wells in the earth subsurface. The Drilling Rig consists of mud tanks, the mud pumps, the derrick or mast, the draw-works, the rotary table, the drill-string, the power generation equipment and auxiliary equipment, etc. (Refer to the list of components of oil drilling rigs). The Drilling Rig can be mobile equipment mounted on a truck or trailer, or movable permanent structures.
Related Definitions in the Project: The Upstream Engineering
