Tender For construction of 07 nos. of sectionalisationstopping in r-iv seam of no.6 pit at manderboni colliery unit of mssa colliery under pandaveswar area
Tender For construction of 05 nos. sectionalisationstoppings (rcc) seam no. iv (14r/22le seaction/ panel) in ug at umaria colliery, umaria sub area, johilla area