piling rig

English

Noun

piling rig (plural piling rigs)

1. (construction) A large crawler track-mounted drill used in foundation projects which require drilling into sandy soil, clay, silty clay, and similar environments. Such rigs are similar in function to oil drilling rigs.
   • 2023 May 31, Paul Clifton, “Network News: NR removes unsafe abutment from Nuneham viaduct”, in RAIL, number 984, page 26:

     Contractor Balfour Beatty is working around the clock to repair the structure, with a piling rig brought from Inverness.