Annual Report,2009 - Directorate General of Mines Safety

DGMS Annual Report, 2009
Photogrammetry :- Introduction; scale of a vertical photograph; photographs
versus maps; application of photogrammetry in mining.
Correlation :- Method of correlation surface and underground including Gyro-
Laser combination.
Theory of errors and adjustments: Causes and classification of errors; inclines
of precision; laws of weight propagation and adjustment of errors; adjustment of
triangulation figures.
Control of direction and gradient in inclined shafts, shifts, tunnels, raises and
winzes; surveying of flat, moderately and steeply inclined, and vertical ore bodies.
Area and volume calculation; different methods and their limitations; earth
work and building estimation; laying out of rail curves on surface and underground;
measurement of depths of incline roadways and shafts; determination of azimuth
latitude and longitude.
Borehole surveying and calculations; dip, strike, outcrop and fault problems.
Development sampling :- Channel and block averaging; stope sampling;
averaging of stope-face boundaries; valuation of block roof tonnages; milling widths;
observe plans.
Types of plans their preparation, care, storage and preservation; legislation
concerning mine plans and sections; duties and responsibilities of surveyors.
Geological map reading.
Application of computers in mine surveying and preparation of plans. 3D laser
profiling of bench walls in opencast mine.
(a)
APPENDIX – I
SYLLABUS FOR EXAMINATION FOR MINE FORMAN’S
(UNRESTRICTED) CERTIFICATES OF COMPETENCY
(Under Metalliferous Mines Regulations, 1961)
General Safety and Legislation
Duties and responsibilities of workmen, competent persons and officials
(excluding managers, assistant managers); discipline amongst workers and control of
staff.
Provisions of the Metalliferous Mines Regulations, 1961, relating to mine
working; explosives and blasting; haulage; ventilation; precautions against danger
from fire, dust, gas and water and of other provisions and Rules, the enforcement of
and compliance with which is the responsibility of mine foremen.
Writing of reports required to be made by mine foreman under the regulations.
Dangerous occurrences in mines and dealing with the same; accidents, their
causes and preventions; accident reports; not disturbing the place of accident.
Mine rescue; physiological effect of mine gases; rescue equipment and First
Aid.
Sanitation and health; miners‟ diseases, their symptoms and preventions.
(b)
Methods of Working.
Nature of occurrence of mineral deposits; geological disturbances and their
effects on working conditions; dangers and precautionary measures while approaching
geological disturbances areas.
The purposes and utility of boreholes in mines; shaft sinking; safety devices;
temporary and permanent supports in sinking and working shafts; estimation of shafts
and outlets.
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