Brief Introduction
Sampling is carried out in order that soil and rock description, and laboratory testing can be done.  We have various types of sampling equipment for collecting soil, rock and groundwater samples in different types of ground conditions.

• Split Barrel Standard Penetration Test sampling
• Mazier/M101 Sampling
• Thin-walled Piston Sampling
• U100 and U76 Sampling
• Block Sampling
• Rock Sampling by Single-tube core barrel
• Rock Sampling by Double-tube core-barrel
• Rock Sampling by Triple-tube core-barrel
• Groundwater Sampling by Bailer
• Vibro-coring