Requirement :
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Drilling, excavation, loading, transportation, dumping, spreading & levelling etc., of 171.69 lbcm of ob (169.59 lbcm of ob and 2.1 lbcm of coal) with hired conventional equipment and additional works viz., 1000 dozer hours, 1000 shovel hours & 10000 rmt of drilling at rg oc-i expansion project, rg-iii area during a period of 24 months.
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