Thriveni Sainik Mining Private Limited is a joint venture of Thriveni Earthmovers Private Limited and Sainik Mining & Allied Services Limited, another renowned outsourcing company in coal mining sector.
Surface mining, including strip mining, open-pit mining and mountaintop removal mining, is a broad category of mining in which soil and rock overlying the mineral deposit (the overburden) are removed, in contrast to underground mining, in which the overlying rock is left in place, and the mineral is removed through shafts or tunnels.
Surface coal mining involves disturbing overlying rock layers (overburden) to expose and extract coal reserves using the area mining method wherein the overburden above the uppermost coal seam and the innerburden between the lower coal seams are removed in parallel strips (pits) across the coalfield ...
In mining, overburden (also called waste or spoil) is the material that lies above an area that lends itself to economical exploitation, such as the rock, soil, and ecosystem that lies above a coal seam or ore body.
Other articles where Overburden is discussed: coal mining: Contour strip mining: …method consists of removing the overburden above the coal seam and then, starting at the outcrop and proceeding along the hillside, creating a bench around the hill.
BUMA (PT Bukit Makmur Mandiri Utama ) Established in 1998, BUMA provides services to Indonesian coal producers across all production stages, including geology and planning, overburden removal, coal mining, coal hauling and reclamation and