Our Capabilities


Our Capabilities & Machinery 

Great work must be accomplished with great the right know-hows and modern machinery. At Geotechnical Engineering, we are well equipped with the right tools and equipment to deliver standards.


Drilling Rigs
2 Units DTH-ready Drill Rig capable of;

  • Down-the-Hole Hammer in rock up to Φ250mm
  • Drilling Φ300mm piles (wash boring)
  • Φ400mm casing jaw
  • Wash Boring using drag bit / roller bit
  • Drilling Φ200mm piles & soil nails
  • Auger Φ100-150mm
  • Suitable for horizontal drilling / soil nails

2 units YWE D-90 & 45 Drill Rig ;

  • Drilling up to Φ250mm piles
  • Wash Boring using drag bit / roller bit
  • Versatile & Portable

2 units Jacro-100 & 175 Drilling Frame

  • Drilling Φ150mm piles & soil nails
  • Suitable for Underpinning Works due to small size
  • Wash Boring using drag bit / roller bit - Versatile & Portable


Drilling Tools & Others
We have various drilling tools to cater for our customers needs including:

  • Various Drag Bits, Φ75mm, Φ100mm, Φ114mm, Φ150mm, Φ200mm, Φ250mm, Φ300mm
  • Various Roller (Tricone) Bits, Φ150mm, Φ200mm, Φ250mm, Φ300mm
  • Various Casing / cutting shoes for drilling in timber / organic material
  • Various Drill Rods & Drilling Casing :
    - API 2 3/8”, 3.5”, 4.5”
    - AW, BW Rods
    - N-Casing + Shoe
  • DTH Hammer, Φ200mm, Φ250mm for rock drilling
  • All accessories for drilling
  • Various pumps (Single/Double Piston pumps) for grouting & drilling.
  • Slurry Cement Grout Mixers
  • All accessories for grouting
  • Guniting Machine (Shotcrete – Dry)
  • Staging Pipes for Guniting Works



Drill rig with clamps capable of installing / extracting casing and extending / dismantling hoisting drill rods, that includes installation of reinforcement cage without excavator.


Smaller YWE SI D-90 Drill Rigs can be used for remote hard-to-reach sites


Smaller YWE SI D-90 Drill Rigs can be used for remote hard-to-reach sites