Requirement :
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Drilling, excavation, loading, transportation, dumping, spreading & levelling etc., of 254.01 lbcm of ob ( 243.910 lbcm of ob includes coal seams,splinter coal seams & bands and 10.10 lbcm of top soil/sub soil from external dump area) with conventional equipment at jvr oc-ii mine, kothagudem area for a period of 24 months .
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