National Drilling

Methods


  • Casing Advance
  • • Air Rotary Casing Hammer
  • • Underreaming
  • • Limited Access Underreaming
  • • Continuous Core Casing Advance

    Rotary
  • • Direct Air/Mud Rotary Drilling
  • • Directional Drilling
  • • Down-Hole Hammer
  • • Dual Tube Reverse Circulation
  • • Large Diameter Flooed-Reverse

    Sonic
  • • Depth Discrete Water Sampling
  • • Temporary Casing Installation
  • • Limited/Low Access

    Hollow Stem Auger
  • • Track Mounted Limited/Low Access
  • • CME Continuous Dry Coring
  • • Continuous Flight Augers
  • • Large Diameter Augers - 12.25" ID
  • • Standard Penetration Testing
  • • Auto Hammers
  • Coring
  • • NQ/HQ/PQ Wireline Hardrock Coring
  • • 94mm Wireline Soil Coring
  • • Truck/Track Rigs

    Well Service
  • • Well Development
  • • Well Abandonment
  • • Pump Installation
  • • Chemical Treatment
  • • Casing Perforation
  • • Well Sampling
  • • Well Rehabilitation

    Direct Push
  • • Macro-Core/Dual Wall Sampling
  • • Hollow Stem Auger Options
  • • Electrical Conductivity Logging
  • • In-Situ Injection
  • • Track/Truck Rigs
mud rotary