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Ece 2302: Engineering Geology Question Paper

Ece 2302: Engineering Geology

Course:Bachelor Of Science In Civil Engineering

Institution: Jomo Kenyatta University Of Agriculture And Technology question papers

Exam Year:2012

JOMO KENYATTA UNIVERSITY
OF
AGRICULTURE AND TECHNOLOGY

University Examinations 2012/2013
THIRD YEAR FIRST SEMESTER EXAMINATION FOR THE DEGREE OF BACHELOR OF SCIENCE IN CIVIL ENGINEERING

ECE 2302: ENGINEERING GEOLOGY

DATE: AUGUST, 2012 TIME: 2 HOURS

INSTRUCTIONS: Answer Question ONE and Any Other TWO Questions.

Question One

a) Explain the relevance of geology in civil engineering. [3 marks]

b) Outline the selection, collection and storage of laboratory samples. [4 marks]

c) Describe the two stages or ways in which geological maps may be interpreted.
[6 marks]
d) Explain site investigation and state the steps involved in feasibility study. [7 marks]

Question Two

a) Outline how weathering affects the engineering structures. [4 marks]

b) Explain the objectives of surface and subsurface site investigation. [6 marks]

c) Define the terms “Dip” and “strike” and show how you would calculate the angle of true dip and the direction of the strike. [10 marks]

Question Three

a) State the four types of geological maps and write brief notes on each of them.
[8 marks]

b) Describe earthquakes, their causes, effects on structures and suggest ways of minimizing the effects. [12 marks]

Question Four

a) Explain four ways in which slope movement and failure may occur in on cuttings (eg a road or a quarry). [5 marks]

b) With help of a sketch, define the following geological terms:

i. Crest
ii. Trough
iii. Antiform
iv. Synform
v. Limb
vi. Core [7 marks]

c) What is quarrying? Describe rock blasting, stating its major purposes. [8 marks]

Question Five

a) Distinguish a Normal Fault from a Reverse Fault. [2 marks]

b) Explain cementation process in sedimentary rocks and differentiate “Rock bed” from “Bedding plane.” [4 marks]

c) With help of sketches (where necessary) discuss any three of the following chief properties of minerals:

i. Cleavage
ii. Colour
iii. Tenacity
iv. Lustre
v. Hardness [6 marks]

d) Explain three ways in which rock failure may occur and suggest the steps you would take in order to minimize the rock failure. [8 marks]

Ece 2302: Engineering Geology Question Paper

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