WITH EFFECT FROM THE ACADEMIC YEAR 2011 - 2012

 

CE 203

ENGINEERING GEOLOGY    

                                    

Instruction                                                                                                                                                                                   4  Periods per week

Duration of University Examination                                                                                                                                         3  Hours

University Examination                                                                                                                                                             75 Marks

Sessional                                                                                                                                                                                    25 Marks

 

UNIT – I

 

Rocks : Distinguishing features of igneous, sedimentary and metamorphic rocks, Geological description and Indian occurrence of granite, basalt, dolerite, gabbro, laterite, sandstone, shale, limestone, slate, gneiss, quartzite, marble, khondolite and charnocite.

 

Geological Structures : Folds, fractures (joints) and faults. Basic types, mechanism, origin and classification, field identifications, and engineering analysis of folds, fractures (joints) and faults as mechanical defects of rock masses.

 

UNIT – II

 

Rock Weathering : Processes and end-products of weathering. Susceptibility of rocks to weathering; assessment of the degree of weathering. Tests of weatherability, and engineering classifications of rock weathering.

 

Geology of Soils : Formation of soils, nature of parent materials, relative stability of minerals, important clay minerals, geological classification, description and engineering. Types of soils and uses.

 

Hydrogeology : Hydrologic cycle, water table, aquifers, occurrence of ground water in various lithological formations. Ground water movement, springs. Ground water exploration. Ground water

provinces of India.

 

UNIT – III

Rock Mechanics : Engineering properties of rocks. Stress-strain behaviour of rocks. Site Investigation and Geotechniques : Geological maps, and aerial photographs. Electrical resistivity and seismic refraction methods. Bore hole drilling.

 

UNIT – IV

Rock as Construction Material : Geological considerations in the selection of concrete aggregates, highway and runway aggregates, building stones, decorative stones, roofing and facing stones.

Geology of Dams and Reservoirs : Type of dams. Dam foundations and reservoirs. Engineering and geologial investigations for a masonry dam site; analysis of dam failures in the past. Engineering geology of major dam sites of India.

 

UNIT – V

 

Tunnels : Stand-up time of different rocks. Engineering geological investigations of tunnels in rock ; problems of tunneling, pay line and over break, logging of tunnels, and geology of some well know tunnels.

 

Geological Hazards : Geological aspects of earthquakes, tsunamis and land slides. Disaster prevention, mitigation and management.

 

Suggested Reading :

 1.F.G. Bell, Fundamentals of Engineering Geology, Aditya Books Pvt. Ltd., New Delhi, 1992.

 

2.D.P. Krynine and W.R. Judd, Principles of Engineering Geology and

 

Geotechnics, CBS Publishers & Distributors, First Edition, 1998.

 

3.R.V.G.K. Gokhale, Engineering Geology, BS Publishers, 2005.

 

4.P.B. Attewell and I.W. Farmer, Principles of Engineering Geology,

 

Chapman and Hall, 1976.

 

5.Officers of the Geological Survey of India, Engineering Geology Case Histories, Geological Survey of India, Miscellaneous

Publication No.29, 1975.

 

6.K. V. G. K. Gokhale, Principles of Engineering Geology,

 

B.S. Publications.

 

7.F. G. Bell, Fundamentals of Engineering Geology, B.S. Publications