NDRF, SDRF deploy heavy machinery for rescue in Sonbhadra mine
Within minutes of collapse, NDRF and SDRF teams reached site and began cutting through debris with cranes, compressors and specialised tools. Additional machines from the Obra Thermal Power Project and 2 private firms were also brought in. District Magistrate Badrinath Singh said more equipment was en route and assured that a technical probe would determine what caused the structural failure.