an offshore drilling rig the legs of which are lowered to the seabed from the operating platform: the company describes itself as a leading contractor of jack-up rigs jack-ups capable of drilling in water depths ranging between 30 and 300 feet
an offshore drilling rig the legs of which are lowered to the seabed from the operating platform:the company describes itself as a leading contractor of jack-up rigs jack-ups capable of drilling in water depths ranging between 30 and 300 feet