GTU Civil Engineering (Semester 4)
Engineering Geology
May 2014
Total marks: --
Total time: --
INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary


1 (a) Define engineering geology. Explain technical responsibilities of a civil engineer and an engineering geologist in civil engineering projects.
7 M
1 (b) Define mineral. Describe in detail Moh's scale of hardness and cleavage as physical properties of minerals.
7 M

2 (a) 1) Explain: Magnitude and Intensity of an earthquake.
4 M
2 (a) 2) Explain: Branches of geology important in civil engineering.
3 M
2 (b) What are geological agents? Describe in detail the mechanical weathering of Rocks.
7 M
2 (c) Define the terms weathering, erosion and denudation. Explain river meandering.
7 M

3 (a) Define crystal. Enlist elements of a crystal. Write note on any one crystallographic system.
7 M
3 (b) What is an earthquake? Describe the types of earthquake waves and concepts of plate tectonics.
7 M
3 (c) Explain dip and strike, normal and reverse faults with neat sketches.
7 M
3 (d) What are folds? Explain various terminology of a typical fold with neat sketches.
7 M

4 (a) What are sedimentary rocks? Describe the formation of clastic sedimentary rock and write tabular classification of sedimentary rocks.
7 M
4 (b) Describe the factors and kinds of metamorphism.
7 M
4 (c) Define and explain (1) Equigranular and Ophitic textures (2) Dykes (3) Batholith.
7 M
4 (d) Write notes on rock cycle and sand dunes
7 M

5 (a) Enlist and explain briefly the geological criteria for site selection of dam.
7 M
5 (b) What does landslide mean? State various factors affecting landslides.
7 M
5 (c) Porosity and Permeability.
4 M
5 (d) Streak and forms as physical properties of minerals.
6 M
5 (e) Explain remote sensing and geographical positioning system.
4 M



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