The North Karanpura Coalfield is spread across parts of Ranchi, Hazaribagh, Chatra and Latehar districts of Jharkhand covering an area of 1,230 km . This coalfield in the upper reaches of the Damodar Valley, has reserves of around 14 billion tonnes of coal, very little of which has been exploited. Karkatta, KD Hesalong, Manki, Churi, Bachara UG, Bachara OC, and Dakara are long established collieries south of the Damodar. North of the Damodar lies comparatively new majo…
Dismantling/laying of 6inch/4inch dia GI pipe line and installation/shifting of 1000GPM motor pump near C1 patch mine sump for fire- fighting purpose under SDOCM Repairing cleaning painting of 3250 Nos 20kg CI Test weights of 60Te 02 and 50Te 01 electronic road weigh bridge installed at Tarmi siding new,Makoli new and KPS under SDOCM
Piparwar open cast project was commissioned with Australian collaboration in the 1990s. In 2014, it was expanded from a normative capacity 10 million tonnes per annum to 12.50 MTPA and peak capacity from 11.5 MTPA to 14.375 MTPA. The total geological reserve was 244 million tonnes and mineable reserve was 48.80 million tonnes. The life of the mine was estimated to be 13 years from 2007. A railway siding at Piparwar was provided to avoid coal transportation by road. Ray r…
The first coal-fired unit was commissioned in October 1991 and the last unit was commissioned in July 2010. The gas-based generating units were commissioned between 1992 and 1997. The coal for NTPC Dadri is sourced from Piparwar Mines, Jharkhand. The gas is sourced from GAIL Hazira-Bijapur-Jagdishpur (HBJ) Pipeline.