drilling rig
a tall, metal structure with a large platform a large drill or drilling bit attached to a long arm a derrick or mast to support the drill arm support beams and scaffolding a derrick or platform operator’s cab a large engine or power unit a series of pipes and hoses running to and from the drill a reservoir for storing drilling fluid
drilling rig which is a tall, metal structure with a large platform drilling rig which is a large drill or drilling bit attached to a long arm drilling rig which is a derrick or mast to support the drill arm drilling rig which has support beams and scaffolding drilling rig which is a derrick or platform operator’s cab drilling rig which is a large engine or power unit drilling rig which is a series of pipes and hoses running to and from the drill drilling rig which is a reservoir for storing drilling fluid