drilling rig

English

drilling rig (plural drilling rigs)

Used other than figuratively or idiomatically: see drilling,‎ rig.
- 2010, Geological Survey (U.S.), Minerals Yearbook 2008, volume 3, page 19-22:
  DFI planned to commission a drilling rig to begin an extensive evaluation of the Barteajam and the Henry Town gold prospects in 2009
- 2020 August 12, “Network News: HS2 tunnel portal readied for TBMs”, in Rail, page 10:
  To reinforce the ground behind the headwall, more than 636 'soil nails' were driven into the wall and connected to the concrete lining. The nails, consisting of steel or glass fibre reinforced polymer tendons, were inserted using a specialised drilling rig.
An oil rig.

rig for drilling (oil etc.) wells