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KLE DR. M. S.

SHESHGIRI COLLEGE OF ENGINEERING AND


TECHNOLOGY, BELAGAVI
DEPARTMENT OF CIVIL ENGINEERING
INTERNAL ASSESSMENT TEST II
Code:10CV64 Subject: Geotechnical Engg- II Semester:II Max. Marks: 25
Date:16.04.17 Duration:75 minutes Staff:VPG & KSK
NOTE: Answer Any TWO Full Questions
Q. No. QUESTIONS MARKS
Explain i. Immediate Settlement ii. Primary Consolidation Settlement iii. Secondary Consolidation
Q1. 06
Settlements.
Estimate the immediate settlement of a footing of size 2m x 3m resting at a depth of 1,5m in a sandy
Q2 soil whose compression modulus is 10 N/mm2 . Footing transmits a pressure of 200 kN/m2. 6.5
Take =0.3 and influence factor 1.06

Q3 List the Assumptions made in Terzhaghi Analysis 04


A foundation 2m square is Installed 1.2m below the ground level in a sandy gravel having unit weight
of 19.2 KN/m3 above the water table and submerged unit weight of 10.1KN/m 3. Find the Ultimate
Bearing capacity for = 300 when
a) Water table is 2.5m below the base of the foundation
Q4 8.5
b) Water table is 1.5m below the base of the foundation
c) Water table rises to base of the foundation
d) Water table rises to ground level
Take Nq =22 and N = 20

Q5 Distinguish Between General Shear Failure and Local Shear Failure. 06


A Square footing located at a depth of 1.3m below the ground has to carry a safe load of 800 kN. Find
the size of the footing if the desired factor of safety is 3. The soil has the following properties voids
Q6 6.5
ratio = 0.55, degree of saturation = 50%, specific gravity = 2.67, c= 8 kN/m 2, = 30o . Use Terzhaghi
analysis

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