Gem Bids For Mine Development & Operations Service(mdo) - Under Ground Mining; Manganese Ore, Drivage Of Shaft X Cut Of Size As Per Tender Document , Mine Development & Operations Service(mdo) - Under Ground Mining; Manganese Ore, Drivage Of West And East Haulage Road Of Size As Per Tender Document , Mine Development & Operations Service(mdo) - Under Ground Mining; Manganese Ore, Drivage Of Xcut Of Size As Per Tender Document , Mine Development & Operations Service(mdo) - Under Ground Mining; Manganese Ore, Drivage Of Oredrive Of Size As Per Tender Document , Mine Development & Operations Service(mdo) - Under Ground Mining; Manganese Ore, Excess Excavation , Mine Development & Operations Service(mdo) - Under Ground Mining; Manganese Ore, Concreting , Mine Development & Operations Service(mdo) - Under Ground Mining; Manganese Ore, Handling Of Rock Filling Spreading At 5th Level To Surface 2nd And 3rd Level