Repairing and rewinding of 1mva 11kv/3.3kv power transformer sl. no. jrd/trf/1mva/01 installed at new sub-station of jarangdih colliery under kathara area.

Construction of new line/ modification of existing rail lines at kathara (w) siding by keeping provisioning for rls for upcoming new kathara washery under kathara area of ccl in the state of jharkhand, india.

Repairing of pivot pin assembly of bh60m dumper sl. no. d-60415 and d-60434 of jarangdih colliery

Repairing and reconditioning of 800 amp control panels with providing and replacement of 800 amp mccb switches at kathara basti, 1b colony, ravidas tola and kamal tola under regional sub station maintenance of kathara colliery.

Mines/minerals drilling - underground drilling non-energy minerals horizontal drilling, directional drilling

Complete repairing and re-winding of (a) 02-nos. 500 kva, 3.3kv/440v (b) 01-no. 250kva, 3.3kv/440v and (c) 01-no. 160 kva, 11 kv/440 distribution transformers installed at different locations of kathara colliery under kathara area.

Mines/minerals drilling - surface drilling energy minerals rotary core drilling

Mines/minerals drilling - surface drilling energy minerals rotary core drilling

Mines/minerals drilling - surface drilling non-energy minerals rotary core drilling

Mines/minerals drilling - surface drilling non-energy minerals rotary core drilling