Hall Ticket No Question Paper Code: ACE003
INSTITUTE OF AERONAUTICAL ENGINEERING
(Autonomous)
B.Tech III Semester End Examinations (Regular) December, 2017
Regulation: IARE R16
ENGINEERING GEOLOGY
(Civil Engineering)
Time: 3 Hours Max Marks: 70
Answer ONE Question from each Unit
All Questions Carry Equal Marks
All parts of the question must be answered in one place only
UNIT I
1. Distinguish between weathering and erosion. Give details on the types of mechanical weathering
and add a note on its engineering importance.
Write a note on the topographic features developed by physical geology agents for erosion and
depositional landforms.
2. Describe the terms
i. Wedge Action of Ice
ii. Exfoliation
iii. Denudation and
iv. Solution as related to weathering.
Explain the importance of Geology in Civil Engineering.
UNIT II
3. Give out the physical properties, chemical composition and uses of
i. Feldspar
ii. Hornblende
iii. Bauxite
Describe the important physical properties useful for the ready identification of minerals.
4. What approach would you show for the following rocks to identify them by their various geological
properties, classification and engineering uses?
i. Granite
ii. Basalt
iii. Dolerite
Define secondary or aquatic rocks? Give brief account on the primary structures exhibited by
secondary rocks.
Page 1 of 2
UNIT III
5. Explain a fault and joint structure and mention the different types of folds associated in the
structural geology.
Discuss the zone of aeration and zone of saturation available in the vertical distribution of groundwater
movement.
6. Identify the causes of landslides and also add a note on their stabilization of slopes.
Write descriptive on the following notes.
i. Water table
ii. Yield of a well
iii. Types of groundwater
UNIT IV
7. Enumerate the geological investigations to be carried out in the selection of dam for construction.

What is Geophysical investigation? Give details on the principles of geophysical study by radiometric
method with its uses.
8. What are the factors controlling the water tightness of a Reservoir created after Dam construction.

Describe an Arch dam with a neat figure. When do you go for it?
UNIT V
9. Explain the concept and geological investigations to be carried out for overbreak of the proposed
tunnel.
How would you determine the water problems occur at the tunnel site?
10. Describe the impact of Dipping beds, Folds and Facults in tunneling.
What is over break? When it occurs?