Pilot

{
  "id": "MLC-T-IND-004312",
  "term": "Pilot",
  "field": "Industrial and trades",
  "definition": "A small-diameter bore drilled ahead of the main wellbore or excavation to gather geological information or to guide the larger drilling operation. This initial hole confirms the presence of target formations, assesses rock stability, and determines optimal drilling parameters. Pilot holes are common in directional drilling and tunneling projects.",
  "subject": "Mining and extraction",
  "translations": {
    "de": "Pilotschacht",
    "es": "galería piloto",
    "fr": "galerie pilote"
  },
  "url": "https://mlchart.com/terminology/industrial/pilot/"
}