10MN751 Advance Surface Mining B.E Question Paper : drttit.gvet.edu.in

Name of the College : Dr T Thimmaiah Institute of Technology
University : Visvesvaraya Technological University
Department : Mining Engineering
Degree : B.E
Subject Code/Name : 10MN751/Advance Surface Mining
Sem : VII
Year : June/July 2014
Website : drttit.gvet.edu.in
Document Type : Question Paper

Download Model/Sample Question Paper : https://www.pdfquestion.in/uploads/drttit.gvet.edu.in/5861-June14-10mn751.pdf

Advance Surface Mining Question Paper :

Seventh Semester B.E. Degree Examination, June / July 2014 :
Time: 3 hrs. Max. Marks: 100
Note: Answer any FIVEfull questions, selecting atleast TWO questionsfrom each part.

Related : Dr T Thimmaiah Institute of Technology 10MN52 Mine Environmental Engineering-I B.E Question Paper : www.pdfquestion.in/5859.html

PART-A :
1 a. Explain the role of cut – off grade and its importance for the estimation of ore resource. (10 Marks)
b. Explain various methods of quality control of one in open pit mines. (10 Marks)

2 a. Explain briefly the factors that influence the number and direction of the benches. (10 Marks)
b. Explain briefly, how to calculate the number and length of benches. Assure your own conditions. (10 Marks)

3 Draw a layout for a mechanized surface mine for a flat deposit. Assume your own conditions. (20 Marks)
4 Write short notes with appropriate sketches:
a. Plane.
b. Wedge.
c. Circular.
d. Toppling. (20 Marks)

PART-B :
5 a. Explain factors affecting the stability of a slope and explain various circular failure charts. (10 Marks)
b. Calculate the FOS for plane and wedge failure in dry condition. (10 Marks)

6 a. Explain continuous surface mine. With a neat sketch give its advantages and disadvantages. (10 Marks)
b. Explain the selection of drilling in a large open cast mines with respect to Dragline. (10 Marks)

7 a. Explain in brief the safety aspects in open cast mines regarding height, width and slope of the benches. (10 Marks)
b. What are the causes and preventive measures of fly rocks in open cast mines? (10 Marks)

8 a. What are the important aspects in designing the haul roads for a large open cast mining? (10 Marks)
b. Explain the importance of site selection and design of spoil dumps. (10 Marks)

Seventh Semester B.E. Degree Examination, June/July 2016 :
Advanced Surface Mining :
Time : 3 hrs.
Max. Marks : 100
Note : Answer any FIVE full questions, selecting atleast TWO questions from each part.
PART-A :
Write short notes on :
1. a. Land acquisition
b. Prospecting and delineation of bodies
c. Quality control and conservation
d. Output and man power planning. (20 Marks)

2.a. Explain the preparation of the site and selection of or initial box cut.
b. Explain the bench parameters with a neat sketch
3.a. Explain the pit layout for Shovel- Dumper Combination.
b. Explain the pit layout for bucket wheel excavator – spreader combination.

4. a. Explain the factors affecting the stability of a slope.
b. Explain the different types of bench slope failures.

Part-B :
5. a.Explain the Factor of safety for calculation of failure by plane failure and wedge failures.
b. Explain the Analysis of circular failure using circular failure charts

6. a. Explain the selection of continuous and discontinuous open cast mining machineries.(10 Marks)
b. Exlain the continuous miner with their application. Limitation and working principles. (10 Marks)

7. Write short notes on :
a. Height and its restriction in open cast mines
b. Fly rocks
c. Mine illumination
d. Ground vibration due to blasting. (20 Marks)
8 a. Explain the design aspects of haul roads.
b. Explain the selection of site for spoil dumps.

Seventh Semester B.E. Degree Examination, December 2013/Jan 2014 :
Advanced Surface Mining :
Time : 3 hrs.
Max. Marks : 100
Note : Answer any FIVE full questions, selecting atleast TWO questions from each part.
PART-A :
1.a. Explain the sequence of opening up of mineral deposit. (10 Marks)
b. Write short notes on :
(i) Cut off grade for the estimation of Ore reserves. (05 Marks)
(ii) Quality control and conservations. (05 Marks)

2 a. Explain briefly Box cut and its types. (08 Marks)
b. Explain the parameters of open cast mining. (12 Marks)
3 Explain with a neat sketch over casting with power shovels. (20 Marks)
4 a. Explain the factors affecting the stability of a slope. (08 Marks)
b. Explain any two types of slope failures. (12 Marks)

Part-B :
5. Explain briefly-the analysis of circular failure using circular failure charts. (20 Marks)
6 a. Explain with a neat sketch of shovel its application, limitation disadvantages.
b. Explain briefly the cycle time for dumper shovel Combination. Assume your own conditions.

7. Write short notes on :
a. Fly rocks.
b. Mine lamination.
c. Ground vibration due to blasting.

8 Write short notes on :
a. Design aspect of Haul roads.
b. Design aspect for spoil dumps.
c. Stability of spoil dumps.