JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Course Objectives

To familiarize the student with specialized knowledge on underground

metal mining project planning including stope designs, production planning, scheduling etc.

Course Outcomes

Student can be able to plan extraction methods for metal mining by

underground techniques as outcome of this course.

UNIT - I

Introduction: Status of Metalliferous Mining Industry in India, Scope and limitations of Underground Mining. Development: Classification and choice of stoping methods, Choice of level interval and block length- shape, size, position.

UNIT - II

Excavation and equipping of shaft station, grizzly, ore/waste bin, main ore pass system, underground crushing and loading stations, underground chambers, sump and other subsidiary excavations, arrangements for dumping into main ore pass.

UNIT - III

Methods: Techno-economic analysis on choice of stoping methods, high productivity methods, blast hole stoping vertical retreat method of mining, block caving raise stoping. Stope design and production planning in the various methods of stoping, Stop layouts, access development, cross cuts, inclined developments.

UNIT - IV

Stope and development support, mining cycles, efficiency, utilization and estimating equipments requirements.

UNIT - V

Division of Mining Area: Division of the mining area into working units on district and level pattern. Dimensions of panels and blocks. Production and Cycle time estimates, Production Planning and Scheduling

TEXT BOOKS:

• 1. Y.P. Chacharkar, A Study of Metalliferous Mining, Methods, Lovely Prakashan, Dhanbad, 1994.
• 2. B.C. Arthur, SME Mining Engineers Hand Book, American Institute of Mining, Metallurgical and Petroleum Engineers, New York, 1973.

REFERENCE BOOKS:

1 Metal Mines Regulations -1961, Lovely Prakashan 2 Introductory Mining Engineering, Howard L. Hatman.

B.TECH. MINING ENGG.