Triple tube core barrel with HX casing for core drilling at the Snow Catch Dam site for avalanche protection. This method ensured accurate core recovery in difficult terrain, aiding in reliable geotechnical analysis and structural planning.
NHIDCL, WEST BENGAL
Triple tube core barrel with HX casing was used for precise core drilling at a bridge site and for landslide protection. This method ensures high-quality core recovery, especially in fractured or weathered rock formations, aiding geotechnical assessment.