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SMR-MINE SURVEYING 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)

MINE SURVEYING

Linear measurement:- Instruments for measuring distance and ranging, units of measurement.

EDM:- Principles of measurements; types; correction and selection of instrument.

Angular measurement:- Prismatic compass; bearing of lines; local attraction; magnetic declination.

Dials; loose and fast needle surveying; plane table surveying and micro-optic alidade.

Theodolite:- Modern micro-optic theodolites; measurement of horizontal and vertical angles; theodolite traversing; traverse calculation; computation of coordinates; adjustment of traverse; temporary and permanent adjustment; Gyro theodolite; principle and determination of Gyro north; determination of true bearing by equal altitude method; tacheometry.

Levelling:- Levelling instruments; types of leveling; characteristics and uses of contours; methods of contouring; booking and reduction methods; temporary and permanent adjustment of levels.  Use, care, testing and adjustment of instruments.

Controlled surveys:- Triangulation; trilateration; application of GPS and Total Station in mine surveying.
Surveys of flat, moderately and steeply inclined and vertical workings; traversing along steep working with or without auxiliary telescopes; 3D laser profiling of bench walls in opencast working.

Theory of errors and adjustments: Causes and classification of errors; indices of precision; laws of weight propagation and adjustment of errors; adjustment of triangulation figures.

National grid: Map projection Cassini Lambert’s polyconic and universal transfers Mercator; transformation of coordinates.

Astronomy:- Astronomical triangle; conversion of time systems and precise determination of azimuth by astronomical methods.

Area and volume calculation:- Different methods and their limitations; earth work and building estimation; laying out of rail and haul road curves.

Sampling, and reserve calculations.

Dip, strike, fault and outcrop problems, borehole surveying and calculations.

Types of plans and sections for opencast workings and their preparation, care, storage and preservation; legislation concerning mine plans and sections; duties and responsibilities of surveyors.

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