Total Questions: 60 Questions | Time Duration: 60:00 Minutes
Total Questions: 60 Questions | Time Duration: 60:00 Minutes
Total Questions: 60 Questions | Time Duration: 60:00 Minutes
Total Questions: 60 Questions | Time Duration: 60:00 Minutes
Total Questions: 56 Questions | Time Duration: 60:00 Minutes
Total Questions: 149 Questions | Time Duration: 180:00 Minutes
Total Questions: 144 Questions | Time Duration: 180:00 Minutes
Total Questions: 60 Questions | Time Duration: 60:00 Minutes
Total Questions: 60 Questions | Time Duration: 60:00 Minutes
Total Questions: 60 Questions | Time Duration: 60:00 Minutes
Total Questions: 150 Questions | Time Duration: 180:00 Minutes
Total Questions: 150 Questions | Time Duration: 180:00 Minutes
Total Questions: 150 Questions | Time Duration: 180:00 Minutes
Total Questions: 149 Questions | Time Duration: 180:00 Minutes
Total Questions: 150 Questions | Time Duration: 180:00 Minutes
Total Questions: 149 Questions | Time Duration: 180:00 Minutes
Total Questions: 150 Questions | Time Duration: 180:00 Minutes
Total Questions: 149 Questions | Time Duration: 180:00 Minutes
Total Questions: 150 Questions | Time Duration: 180:00 Minutes
Total Questions: 149 Questions | Time Duration: 180:00 Minutes
Total Questions: 145 Questions | Time Duration: 180:00 Minutes
Total Questions: 96 Questions | Time Duration: 180:00 Minutes
Total Questions: 97 Questions | Time Duration: 180:00 Minutes
Total Questions: 58 Questions | Time Duration: 60:00 Minutes
Total Questions: 59 Questions | Time Duration: 60:00 Minutes
Total Questions: 60 Questions | Time Duration: 60:00 Minutes
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SYLLABUS FOR EXAMINATION FOR FIRST CLASS MANAGER'S CERTIFICATE OF COMPETENCY RESTRICTED TO MINES HAVING OPENCAST WORKING ONLY
(Under Metalliferous Mines Regulations, 1961)
WINNING AND WORKING
Geology:
Characteristics and classification of mineral deposits; application of geology to mining; geological structures; folds, faults, fractures, fissures, etc. methods of exploration and delineation of ore bodies; boring through disturbed strata; bore hole survey; sampling; estimation of cut-off grade and ore reserve; losses of mineral in mining; net smelter return (NSR) to mill and mine; mine valuation; quality control, interpretation of geological maps.
Opencast Mining:
Opencast of deposits and preparation for excavation; box cut, types; selection of site; formation of production benches; ripping; types of rippers; concept of rippability and cycle of operation; drilling; blast hole drills; performance parameters; requirement of number of drills; blasting; blast design; factors influencing blast design; deep hole blasting; calculation of charge per hole; ground vibration; secondary blasting and problems of blasting side casting; environment-friendly non-blasting techniques; safety aspects.
Discontinuous/cyclic methods of excavation and transport:
Shovel dumper operation; applicability of electric shovel and hydraulic excavators; cycle time and productivity calculation; estimation of equipment fleet; dragline operation; side casting; side cast diagram; calculation of reach; cycle time; productivity calculation; bucket capacity requirement; scrappers; types; methods of work; push-pull operation etc.; bucket wheel excavator; operational methods (lateral block, half block, and full block etc.); productivity calculation; continuous surface miner; operational methods (wide/full base methods, wide/full bench, block mining, stepped cut, empty travel back, turn back and continuous mining methods); conveyors; shiftable and high angle conveyors; mode of operation etc.; OITDS (operator independent truck dispatch system); in-pit crushing and strip-mining; safety aspect.
Application of concepts of Rock Mechanics for designing the methods of mining and strata control:
Design and stability of structures in rock; design of support and reinforcement for open pits; rock bolts, cable bolts; wire mesh; monitoring of rock mass performance; mechanics of rock fragmentation; slope stability; slope angle, benches, berms, factors affecting slope stability, design criteria and monitoring systems; dump stability; dump management.
Use and safe handling of explosives; blasting techniques and their relative efficiency; total cost concept; safety precautions.
Sources of danger from water; precautions to prevent inundation; water dams; water danger plans.
Application of numerical modeling in mine design application of computers in mine design and operational controls.