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SMR-WINNING & WORKING DGMS EXAM SYLLABUS

SYLLABUS FOR EXAMINATION FOR SECOND 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;. exploration and delineation of the ore bodies; boring through disturbed strata; bore hole survey; geological structures; folds, faults, fractures, fissures etc interpretation of geological maps.

Opencast Mining: Opencast of deposits; preparation for excavation; box cut, types; site selection; formation of benches; ripping; rippability; types of rippers; cycle of operation; drilling; blast hole drills; performance parameters; requirement of number of drills; blasting; blast design; factors influencing blast design; deep hold blasting; calculation of charge per hole; ground vibrations; secondary blasting and related problems; non-blasting techniques; safety aspects.

Methods of excavation and transport :- Shovel dumper operation; electric shovel and hydraulic excavators; cycle time and productivity calculation; estimation of equipment fleet; dragline operation; side casting; calculation of reach; cycle time; productivity calculation; bucket capacity requirement; scrappers; bucket wheel excavator; (lateral block, half block and full block method etc.,) productivity calculation; continuous surface miner; operational methods (wide/full base, wide/full bench, block mining, stepped cut, empty travel back, turn back and continuous mining methods); conveyors; shiftable and high angle conveyors; in-pit crushing and stripmining; operator independent truck dispatch system, 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, 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


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29-04-2021    0